{"id":42968,"date":"2025-06-17T14:19:53","date_gmt":"2025-06-17T14:19:53","guid":{"rendered":"https:\/\/trojan-lighting.co.uk\/dienstleistungen\/modellierung-des-return-on-investment\/"},"modified":"2025-07-08T09:45:36","modified_gmt":"2025-07-08T09:45:36","slug":"modellierung-des-return-on-investment","status":"publish","type":"page","link":"https:\/\/trojan-lighting.co.uk\/de\/dienstleistungen\/modellierung-des-return-on-investment\/","title":{"rendered":"Modellierung des Return on Investment"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"42968\" class=\"elementor elementor-42968 elementor-41365\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-32a24e0e e-flex e-con-boxed e-con e-parent\" data-id=\"32a24e0e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-17eb4904 e-con-full e-flex e-con e-child\" data-id=\"17eb4904\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-676f976 elementor-widget elementor-widget-heading\" data-id=\"676f976\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">ROI-Modellierung<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-48d2ed08 elementor-widget-widescreen__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"48d2ed08\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"102\" data-end=\"349\">Sie fragen sich, welche Auswirkungen ein Upgrade auf Trojan Lighting auf Ihren Energieverbrauch und Ihr Endergebnis haben k\u00f6nnte? Nutzen Sie unseren ROI-Rechner, um potenzielle Einsparungen, Amortisationszeiten und Leistungsverbesserungen beim Umstieg auf unsere intelligenten LED-L\u00f6sungen abzusch\u00e4tzen.<\/p><p data-start=\"351\" data-end=\"590\">Dieses Tool bietet einen indikativen Schnappschuss basierend auf Ihrer aktuellen Beleuchtungseinrichtung, perfekt f\u00fcr schnelle Machbarkeitspr\u00fcfungen oder die Erstellung eines Falles f\u00fcr eine Investition. F\u00fcr ein vollst\u00e4ndiges Lichtdesign und einen detaillierten ROI-Vorschlag wenden Sie sich bitte an das Trojan-Team. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6a955ef4 e-con-full e-flex e-con e-child\" data-id=\"6a955ef4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5f96de13 elementor-widget elementor-widget-image\" data-id=\"5f96de13\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"491\" src=\"https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2024\/12\/range-1200-1024x628.webp\" class=\"attachment-large size-large wp-image-28832\" alt=\"range-1200\" srcset=\"https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2024\/12\/range-1200-1024x628.webp 1024w, https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2024\/12\/range-1200-png-600x368.webp 600w, https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2024\/12\/range-1200-300x184.webp 300w, https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2024\/12\/range-1200-768x471.webp 768w, https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2024\/12\/range-1200-png.webp 1200w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3d3f2cf e-flex e-con-boxed e-con e-parent\" data-id=\"3d3f2cf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-9e1cedb e-con-full e-flex e-con e-child\" data-id=\"9e1cedb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-39824d1 elementor-widget elementor-widget-html\" data-id=\"39824d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div>\r\n\r\n\r\n    <title>ROI-Rechner f\u00fcr Beleuchtungs-Upgrades<\/title>\r\n    <style>\r\n        @import url('https:\/\/fonts.googleapis.com\/css2?family=Poppins:wght@400;600&display=swap');\r\n      \r\n        h2, h3 {\r\n            color: #004b6b;\r\n        }\r\n        table {\r\n            width: 100%;\r\n            border-collapse: collapse;\r\n            margin-bottom: 30px;\r\n            background: #fff;\r\n            box-shadow: 0 2px 5px rgba(0,0,0,0.1);\r\n        }\r\n        th, td {\r\n            padding: 12px 15px;\r\n            border: 1px solid #ddd;\r\n            text-align: left;\r\n        }\r\n        th {\r\n            background-color: #005684 !important;\r\n            color: #fff;\r\n        }\r\n        input, select {\r\n            width: 100%;\r\n            padding: 8px;\r\n            border-radius: 4px;\r\n            border: 1px solid #ccc;\r\n            font-size: 14px;\r\n        }\r\n        .result {\r\n            background-color: #e0f7fa;\r\n        }\r\n        button {\r\n            background-color: #005684;\r\n            color: white;\r\n            border: none;\r\n            padding: 10px 20px;\r\n            margin-top: 10px;\r\n            border-radius: 4px;\r\n            cursor: pointer;\r\n            font-size: 14px;\r\n        }\r\n        button:hover {\r\n            background-color: #003e57;\r\n        }\r\n    <\/style>\r\n\r\n\r\n    <h2>ROI-Rechner f\u00fcr Beleuchtungs-Upgrades<\/h2>\r\n\r\n    <h3>Vorhandenes Beleuchtungs-Setup<\/h3>\r\n    <table id=\"fittingsTable\">\r\n        <tr><th>Verschraubungstyp<\/th><th>Anzahl der Verschraubungen<\/th><th>Leistung (vorhanden)<\/th><th><\/th><\/tr>\r\n        <tr>\r\n            <td><select class=\"type\">\r\n                <option>Schott<\/option>\r\n                <option>Einbauleuchte<\/option>\r\n                <option>Notfall<\/option>\r\n                <option>\u00c4u\u00dferes<\/option>\r\n                <option>Hochregal<\/option>\r\n                <option>Lineares Licht<\/option>\r\n                <option>Modular<\/option>\r\n                <option>Scheinwerfer<\/option>\r\n            <\/select><\/td>\r\n            <td><input type=\"number\" class=\"qty\" value=\"10\"><\/td>\r\n            <td><input type=\"number\" class=\"watt\" value=\"100\"><\/td>\r\n            <td><button onclick=\"removeRow(this)\">Entfernen<\/button><\/td>\r\n        <\/tr>\r\n    <\/table>\r\n    <button onclick=\"addRow()\">Weitere Beschl\u00e4ge hinzuf\u00fcgen<\/button>\r\n\r\n    <h3>Details zur Verwendung<\/h3>\r\n    <label for=\"currency\">W\u00e4hrung ausw\u00e4hlen:<\/label>\r\n    <select id=\"currency\" onchange=\"updateCurrencySymbol()\">\r\n        <option value=\"GBP\" selected>GBP (\u00a3)<\/option>\r\n        <option value=\"EUR\">EUR (\u20ac)<\/option>\r\n    <\/select>\r\n    <p id=\"rateDisplay\" style=\"font-size: 12px; color: #666;\"><\/p>\r\n\r\n    <table>\r\n        <tr><td>Nutzungsstunden pro Tag<\/td><td><input type=\"number\" id=\"hours\" value=\"12\"><\/td><\/tr>\r\n        <tr><td>Tage pro Jahr<\/td><td><input type=\"number\" id=\"days\" value=\"360\"><\/td><\/tr>\r\n        <tr><td>Stromkosten (pro kWh)<\/td><td><input type=\"number\" id=\"cost_kwh\" value=\"0.25\" step=\"0.01\"><\/td><\/tr>\r\n        <tr><td>Kosten f\u00fcr die Installation<\/td><td><input type=\"number\" id=\"install_cost\" value=\"10000\"><\/td><\/tr>\r\n    <\/table>\r\n\r\n    <h3>Befund<\/h3>\r\n    <p>Hier sind die Ergebnisse des Austauschs Ihrer bestehenden Beleuchtungseinrichtung durch die entsprechenden intelligenten LED-Produkte von Trojan Lighting Solutions.<\/p>\r\n    <p>Diese Ergebnisse sind nur Richtwerte und sollten nur zu Veranschaulichungszwecken verwendet werden. <a href=\"https:\/\/trojan-lighting.co.uk\/de\/kontakt\/\">Wenden Sie sich an Trojan Lighting Solutions<\/a> , um eine detaillierte Berechnung zu erhalten.<\/p>\r\n    <button onclick=\"calculateROI()\">Berechnen<\/button>\r\n\r\n    <table>\r\n        <tr><th>Berechnungswert<\/th><th><\/th><\/tr>\r\n        <tr class=\"result\"><td>Bestehender j\u00e4hrlicher Energieverbrauch (kWh)<\/td><td id=\"energy_existing\"><\/td><\/tr>\r\n        <tr class=\"result\"><td>Neuer j\u00e4hrlicher Energieverbrauch (kWh)<\/td><td id=\"energy_new\"><\/td><\/tr>\r\n        <tr class=\"result\"><td>J\u00e4hrliche Einsparung (kWh)<\/td><td id=\"savings_kwh\"><\/td><\/tr>\r\n        <tr class=\"result\"><td>J\u00e4hrliche Einsparungen<\/td><td id=\"savings_pound\"><\/td><\/tr>\r\n        <tr class=\"result\"><td>Gesamtkosten des Projekts<\/td><td id=\"total_cost\"><\/td><\/tr>\r\n        <tr class=\"result\"><td>Kapitalrendite (Jahre)<\/td><td id=\"roi_years\"><\/td><\/tr>\r\n        <tr class=\"result\"><td>Ersparnis nach 3 Jahren<\/td><td id=\"savings_3yr\"><\/td><\/tr>\r\n    <\/table>\r\n\r\n    \r\n\r\n    <div id=\"leasingSection\" style=\"display: block;\">\r\n      <h3>Leasing-Optionen<\/h3>\r\n      <table>\r\n        <tr>\r\n          <th>Laufzeit (Jahre)<\/th>\r\n          <th>Monatlich<\/th>\r\n          <th>J\u00e4hrlich<\/th>\r\n          <th>W\u00f6chentlich<\/th>\r\n          <th>T\u00e4glich<\/th>\r\n          <th>Gesamtbetrag der R\u00fcckzahlung<\/th>\r\n          <th>Steuerersparnis<\/th>\r\n          <th>Finanzergebnis<\/th>\r\n        <\/tr>\r\n        <tbody id=\"leasingTableBody\"><\/tbody>\r\n      <\/table>\r\n    <\/div>\r\n\r\n    <script>\r\n    const productCosts = {\r\n        \"Linear Light\": 50,\r\n        \"Bulkhead\": 50,\r\n        \"Downlight\": 66,\r\n        \"Spotlight\": 100,\r\n        \"Modular\": 50,\r\n        \"Emergency\": 77,\r\n        \"Exterior\": 100,\r\n        \"High Bay\": 80\r\n    };\r\n\r\n    const trojanWattages = {\r\n        \"Linear Light\": 34,\r\n        \"Bulkhead\": 17,\r\n        \"Downlight\": 25,\r\n        \"Spotlight\": 17,\r\n        \"Modular\": 30,\r\n        \"Emergency\": 10,\r\n        \"Exterior\": 130,\r\n        \"High Bay\": 91\r\n    };\r\n\r\n    const leasingMultipliers = {\r\n        2: { monthly: 49.55, annual: 594.6, weekly: 11.4346, daily: 1.6290, repayable: 1189.2, tax: 225.95, net: 963.25 },\r\n        3: { monthly: 33.95, annual: 407.4, weekly: 7.8346, daily: 1.1162, repayable: 1222.2, tax: 232.22, net: 989.98 },\r\n        4: { monthly: 27.27, annual: 327.24, weekly: 6.2931, daily: 0.8965, repayable: 1308.96, tax: 248.70, net: 1060.26 },\r\n        5: { monthly: 22.20, annual: 266.4, weekly: 5.1231, daily: 0.7299, repayable: 1332, tax: 253.08, net: 1078.92 }\r\n    };\r\n\r\n    let currencySymbol = \"\u00a3\";\r\n    let exchangeRate = 1;\r\n\r\n    async function updateCurrencySymbol() {\r\n        const selectedCurrency = document.getElementById(\"currency\").value;\r\n        currencySymbol = selectedCurrency === \"EUR\" ? \"\u20ac\" : \"\u00a3\";\r\n\r\n        if (selectedCurrency === \"EUR\") {\r\n            try {\r\n                const res = await fetch(\"https:\/\/api.exchangerate.host\/latest?base=GBP&symbols=EUR\");\r\n                const data = await res.json();\r\n                exchangeRate = data.rates.EUR || 1.15;\r\n                document.getElementById(\"rateDisplay\").innerText = `Exchange rate: 1 GBP = ${exchangeRate.toFixed(3)} EUR`;\r\n            } catch {\r\n                exchangeRate = 1.15;\r\n                document.getElementById(\"rateDisplay\").innerText = `Exchange rate (defaulted): 1 GBP = 1.15 EUR`;\r\n            }\r\n        } else {\r\n            exchangeRate = 1;\r\n            document.getElementById(\"rateDisplay\").innerText = '';\r\n        }\r\n\r\n        calculateROI();\r\n    }\r\n\r\n    function addRow() {\r\n    const table = document.getElementById(\"fittingsTable\");\r\n    const row = table.insertRow(-1);\r\n    row.innerHTML = `\r\n        <td><select class=\"type\">\r\n            <option>Bulkhead<\/option>\r\n            <option>Downlight<\/option>\r\n            <option>Emergency<\/option>\r\n            <option>Exterior<\/option>\r\n            <option>High Bay<\/option>\r\n            <option>Linear Light<\/option>\r\n            <option>Modular<\/option>\r\n            <option>Spotlight<\/option>\r\n        <\/select><\/td>\r\n        <td><input type=\"number\" class=\"qty\" value=\"10\"><\/td>\r\n        <td><input type=\"number\" class=\"watt\" value=\"100\"><\/td>\r\n        <td><button onclick=\"removeRow(this)\">Remove<\/button><\/td>`;\r\n\r\n    }\r\n\r\n    function removeRow(button) {\r\n        const row = button.parentElement.parentElement;\r\n        row.remove();\r\n    }\r\n\r\n    function calculateROI() {\r\n        \/\/ Basic input validation\r\n        const hours = parseFloat(document.getElementById('hours').value);\r\n        const days = parseFloat(document.getElementById('days').value);\r\n        const cost_kwh = parseFloat(document.getElementById('cost_kwh').value);\r\n        const install_cost = parseFloat(document.getElementById('install_cost').value);\r\nif (isNaN(hours) || hours <= 0 || hours > 24) return alert('Please enter valid hours per day (1\u201324).');\r\n        if (isNaN(days) || days <= 0 || days > 366) return alert('Please enter valid days per year (1\u2013366).');\r\n        if (isNaN(cost_kwh) || cost_kwh <= 0) return alert('Please enter a valid electricity cost.');\r\n        if (isNaN(install_cost) || install_cost < 0) return alert('Please enter a valid installation cost.');\r\n        const types = document.querySelectorAll('.type');\r\n        const qtys = document.querySelectorAll('.qty');\r\n        const watts = document.querySelectorAll('.watt');\r\n\r\n        let total_energy_existing = 0;\r\n        let total_energy_new = 0;\r\n        let total_product_cost = 0;\r\n\r\n        \r\n\r\n        for (let i = 0; i < types.length; i++) {\r\n            const qty = parseFloat(qtys[i].value);\r\n            const watt_existing = parseFloat(watts[i].value);\r\n            if (isNaN(qty) || qty <= 0) return alert(`Please enter a valid quantity on row ${i + 1}.`);\r\n            if (isNaN(watt_existing) || watt_existing <= 0) return alert(`Please enter a valid wattage on row ${i + 1}.`);\r\n            const type = types[i].value;\r\n            const watt_new = trojanWattages[type] || (watt_existing \/ 2);\r\n            const unit_cost = productCosts[type] || 0;\r\n\r\n            total_product_cost += qty * unit_cost;\r\n            total_energy_existing += qty * watt_existing * hours * days \/ 1000;\r\n            total_energy_new += qty * watt_new * hours * days \/ 1000;\r\n        }\r\n\r\n        const savings_kwh = total_energy_existing - total_energy_new;\r\n        const savings_gbp = savings_kwh * cost_kwh;\r\n        const total_cost = total_product_cost + install_cost;\r\n\r\n        const savings_converted = savings_gbp * exchangeRate;\r\n        const total_cost_converted = total_cost * exchangeRate;\r\n        const roi_years = total_cost_converted \/ savings_converted;\r\n        const savings_3yr = savings_converted * 3;\r\n\r\n        document.getElementById('energy_existing').innerText = total_energy_existing.toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 });\r\n        document.getElementById('energy_new').innerText = total_energy_new.toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 });\r\n        document.getElementById('savings_kwh').innerText = savings_kwh.toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 });\r\n        document.getElementById('savings_pound').innerText = currencySymbol + savings_converted.toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 });\r\n        document.getElementById('total_cost').innerText = currencySymbol + total_cost_converted.toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 });\r\n        document.getElementById('roi_years').innerText = roi_years.toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 }) + ' years';\r\n        document.getElementById('savings_3yr').innerText = currencySymbol + savings_3yr.toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 });\r\n\r\n        const leasingSection = document.getElementById('leasingSection');\r\n        const leasingTableBody = document.getElementById('leasingTableBody');\r\n        leasingTableBody.innerHTML = '';\r\n\r\n        leasingSection.style.display = 'block';\r\n        const multiplier = total_cost_converted \/ 1000;\r\n\r\n        for (let term = 2; term <= 5; term++) {\r\n            const m = leasingMultipliers[term];\r\n            const row = document.createElement('tr');\r\n            row.innerHTML = '<td>' + term + '<\/td>' +\r\n                '<td>' + currencySymbol + (m.monthly * multiplier).toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 }) + '<\/td>' +\r\n                '<td>' + currencySymbol + (m.annual * multiplier).toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 }) + '<\/td>' +\r\n                '<td>' + currencySymbol + (m.weekly * multiplier).toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 }) + '<\/td>' +\r\n                '<td>' + currencySymbol + (m.daily * multiplier).toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 }) + '<\/td>' +\r\n                '<td>' + currencySymbol + (m.repayable * multiplier).toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 }) + '<\/td>' +\r\n                '<td>' + currencySymbol + (m.tax * multiplier).toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 }) + '<\/td>' +\r\n                '<td>' + currencySymbol + (m.net * multiplier).toLocaleString('en-UK', { minimumFractionDigits: 2, maximumFractionDigits: 2 }) + '<\/td>';\r\n            leasingTableBody.appendChild(row);\r\n        }\r\n    }\r\nfunction downloadPDF() {\r\n    const doc = new jspdf.jsPDF({ orientation: 'portrait', unit: 'pt', format: 'a4' });\r\n    const logo = new Image();\r\n    logo.src = 'https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2023\/03\/trojan_2-02.png';\r\n\r\n    logo.onload = function () {\r\n        doc.setFont('helvetica');\r\n        doc.setTextColor('#005684');\r\n        doc.setFontSize(18);\r\n        doc.addImage(logo, 'PNG', 400, 20, 150, 40);\r\n        doc.text('Trojan Lighting ROI Summary', 40, 60);\r\n\r\n        doc.setFontSize(10);\r\n        doc.setTextColor('#333');\r\n        doc.text('These results are indicative only and should only be used for illustrative purposes.', 40, 80);\r\n        doc.text('Contact Trojan Lighting Solutions for a detailed calculation.', 40, 95);\r\n\r\n        let y = 120;\r\n        doc.setFontSize(12);\r\n        doc.setTextColor('#004b6b');\r\n        doc.text('Lighting Setup', 40, y);\r\n        y += 16;\r\n        const types = document.querySelectorAll('.type');\r\n        const qtys = document.querySelectorAll('.qty');\r\n        const watts = document.querySelectorAll('.watt');\r\n        for (let i = 0; i < types.length; i++) {\r\n            const line = `Type: ${types[i].value}, Qty: ${qtys[i].value}, Watt: ${watts[i].value}`;\r\n            doc.setTextColor('#000');\r\n            doc.text(line, 40, y);\r\n            y += 14;\r\n        }\r\n\r\n        y += 20;\r\n        doc.setTextColor('#004b6b');\r\n        doc.text('Usage Details', 40, y);\r\n        y += 16;\r\n        const hours = document.getElementById('hours').value;\r\n        const days = document.getElementById('days').value;\r\n        const cost_kwh = document.getElementById('cost_kwh').value;\r\n        const install_cost = document.getElementById('install_cost').value;\r\n        const currency = currencySymbol;\r\n        const usageLines = [\r\n            `Hours per day: ${hours}`,\r\n            `Days per year: ${days}`,\r\n            `Electricity cost: ${currency}${Number(cost_kwh).toLocaleString('en-UK', { minimumFractionDigits: 2 })}`,\r\n            `Installation cost: ${currency}${Number(install_cost).toLocaleString('en-UK', { minimumFractionDigits: 2 })}`\r\n        ];\r\n        doc.setTextColor('#000');\r\n        usageLines.forEach(line => {\r\n            doc.text(line, 40, y);\r\n            y += 14;\r\n        });\r\n\r\n        y += 20;\r\n        doc.setTextColor('#004b6b');\r\n        doc.text('Results', 40, y);\r\n        y += 16;\r\n        const roiData = [\r\n            ['Existing annual energy use (kWh)', 'energy_existing'],\r\n            ['New annual energy use (kWh)', 'energy_new'],\r\n            ['Annual savings (kWh)', 'savings_kwh'],\r\n            ['Annual savings', 'savings_pound'],\r\n            ['Total project cost', 'total_cost'],\r\n            ['Return on investment (years)', 'roi_years'],\r\n            ['Savings after 3 years', 'savings_3yr']\r\n        ];\r\n        roiData.forEach(([label, id]) => {\r\n            const value = document.getElementById(id).innerText;\r\n            doc.setTextColor('#000');\r\n            doc.text(`${label}: ${value}`, 40, y);\r\n            y += 14;\r\n        });\r\n\r\n        y += 20;\r\n        doc.setTextColor('#004b6b');\r\n        doc.text('Leasing Options', 40, y);\r\n        y += 16;\r\n        const leasingRows = document.querySelectorAll('#leasingTableBody tr');\r\n        leasingRows.forEach(row => {\r\n            const cells = Array.from(row.children).map(cell => cell.innerText);\r\n            doc.setTextColor('#000');\r\n            doc.text(\r\n                `Term: ${cells[0]}, Monthly: ${cells[1]}, Annual: ${cells[2]}, Weekly: ${cells[3]}, Daily: ${cells[4]}`,\r\n                40, y\r\n            );\r\n            y += 14;\r\n            doc.text(\r\n                `Total: ${cells[5]}, Tax Savings: ${cells[6]}, Net Cost: ${cells[7]}`,\r\n                40, y\r\n            );\r\n            y += 18;\r\n        });\r\n\r\n        doc.setFontSize(9);\r\n        doc.setTextColor('#888');\r\n        doc.text('Trojan Lighting Solutions | sales@trojan-lighting.co.uk | +44 (0)1744 368289', 40, 800);\r\n\r\n        doc.save('Trojan_ROI_Calculation.pdf');\r\n    };\r\n}\r\n<\/script>\r\n<script src=\"https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/jspdf\/2.5.1\/jspdf.umd.min.js\"><\/script>\r\n<button onclick=\"downloadPDF()\">PDF herunterladen<\/button>\r\n\r\n\r\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8248798 elementor-widget elementor-widget-text-editor\" data-id=\"8248798\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"493\" data-end=\"513\"><strong data-start=\"493\" data-end=\"513\">Wichtige Hinweise:<\/strong><\/p><ul data-start=\"515\" data-end=\"1228\"><li data-start=\"515\" data-end=\"632\"><p data-start=\"517\" data-end=\"632\">Dieses Instrument soll nur indikative Einsparungen auf der Grundlage von Benutzerdaten und standardisierten Annahmen erm\u00f6glichen.<\/p><\/li><li data-start=\"633\" data-end=\"780\"><p data-start=\"635\" data-end=\"780\">Die Beleuchtungsleistung, die Installationskosten und die tats\u00e4chlichen Energieeinsparungen k\u00f6nnen je nach Standortbedingungen, Produktauswahl und Nutzungsmustern variieren.<\/p><\/li><li data-start=\"781\" data-end=\"922\"><p data-start=\"783\" data-end=\"922\">Die lebenslangen Einsparungen basieren auf den aktuellen Strompreisen und ber\u00fccksichtigen keine Inflation, Wartungskosten oder Energiepreisschwankungen.<\/p><\/li><li data-start=\"923\" data-end=\"1039\"><p data-start=\"925\" data-end=\"1039\">Die im Rechner verwendeten Installationskosten sind ein Platzhalter; Die tats\u00e4chlichen Kosten h\u00e4ngen vom Umfang und den Besonderheiten des Standorts ab.<\/p><\/li><li data-start=\"1040\" data-end=\"1228\"><p data-start=\"1042\" data-end=\"1228\">Trojan Lighting Solutions \u00fcbernimmt keine Haftung f\u00fcr Entscheidungen, die auf den Ergebnissen dieses Tools basieren. F\u00fcr einen vollst\u00e4ndigen, projektspezifischen ROI- und Designvorschlag wenden Sie sich bitte direkt an unser Team. <\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Nutzen Sie unseren ROI-Rechner, um potenzielle Einsparungen, Amortisationszeiten und Leistungsverbesserungen beim Umstieg auf unsere intelligenten LED-L\u00f6sungen abzusch\u00e4tzen.<\/p>\n","protected":false},"author":5647,"featured_media":43508,"parent":22238,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-42968","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Return on Investment-Modellierung von Trojan Lighting<\/title>\n<meta name=\"description\" content=\"Nutzen Sie unseren ROI-Rechner, um potenzielle Einsparungen, Amortisationszeiten und Leistungsverbesserungen beim Umstieg auf unsere smarten LED-L\u00f6sungen abzusch\u00e4tzen.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Return on Investment-Modellierung von Trojan Lighting\" \/>\n<meta property=\"og:description\" content=\"Nutzen Sie unseren ROI-Rechner, um potenzielle Einsparungen, Amortisationszeiten und Leistungsverbesserungen beim Umstieg auf unsere smarten LED-L\u00f6sungen abzusch\u00e4tzen.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/\" \/>\n<meta property=\"og:site_name\" content=\"Trojan Intelligent Lighting L\u00f6sungen\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-08T09:45:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2025\/07\/ROI.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1080\" \/>\n\t<meta property=\"og:image:height\" content=\"486\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/services\\\/return-on-investment-modelling\\\/\",\"url\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/services\\\/return-on-investment-modelling\\\/\",\"name\":\"Return on Investment-Modellierung von Trojan Lighting\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/services\\\/return-on-investment-modelling\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/services\\\/return-on-investment-modelling\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/ROI.webp\",\"datePublished\":\"2025-06-17T14:19:53+00:00\",\"dateModified\":\"2025-07-08T09:45:36+00:00\",\"description\":\"Nutzen Sie unseren ROI-Rechner, um potenzielle Einsparungen, Amortisationszeiten und Leistungsverbesserungen beim Umstieg auf unsere smarten LED-L\u00f6sungen abzusch\u00e4tzen.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/services\\\/return-on-investment-modelling\\\/#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/trojan-lighting.co.uk\\\/services\\\/return-on-investment-modelling\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"de\",\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/services\\\/return-on-investment-modelling\\\/#primaryimage\",\"url\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/ROI.webp\",\"contentUrl\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/wp-content\\\/uploads\\\/2025\\\/07\\\/ROI.webp\",\"width\":1080,\"height\":486,\"caption\":\"ROI calculator\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/services\\\/return-on-investment-modelling\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/de\\\/startseite\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Dienstleistungen\",\"item\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/de\\\/dienstleistungen\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Modellierung des Return on Investment\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/#website\",\"url\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/\",\"name\":\"Trojan Intelligent Lighting L\u00f6sungen\",\"description\":\"An der Spitze der Beleuchtungsl\u00f6sungen\",\"publisher\":{\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"de\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/#organization\",\"name\":\"Trojanische Beleuchtung\",\"url\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"de\",\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/wp-content\\\/uploads\\\/2023\\\/03\\\/trojan_2-02-favicon-png.webp\",\"contentUrl\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/wp-content\\\/uploads\\\/2023\\\/03\\\/trojan_2-02-favicon-png.webp\",\"width\":780,\"height\":780,\"caption\":\"Trojanische Beleuchtung\"},\"image\":{\"@id\":\"https:\\\/\\\/trojan-lighting.co.uk\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.linkedin.com\\\/company\\\/trojan-lighting-solutions-limited\\\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Return on Investment-Modellierung von Trojan Lighting","description":"Nutzen Sie unseren ROI-Rechner, um potenzielle Einsparungen, Amortisationszeiten und Leistungsverbesserungen beim Umstieg auf unsere smarten LED-L\u00f6sungen abzusch\u00e4tzen.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/","og_locale":"de_DE","og_type":"article","og_title":"Return on Investment-Modellierung von Trojan Lighting","og_description":"Nutzen Sie unseren ROI-Rechner, um potenzielle Einsparungen, Amortisationszeiten und Leistungsverbesserungen beim Umstieg auf unsere smarten LED-L\u00f6sungen abzusch\u00e4tzen.","og_url":"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/","og_site_name":"Trojan Intelligent Lighting L\u00f6sungen","article_modified_time":"2025-07-08T09:45:36+00:00","og_image":[{"width":1080,"height":486,"url":"https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2025\/07\/ROI.webp","type":"image\/png"}],"twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/","url":"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/","name":"Return on Investment-Modellierung von Trojan Lighting","isPartOf":{"@id":"https:\/\/trojan-lighting.co.uk\/#website"},"primaryImageOfPage":{"@id":"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/#primaryimage"},"image":{"@id":"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/#primaryimage"},"thumbnailUrl":"https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2025\/07\/ROI.webp","datePublished":"2025-06-17T14:19:53+00:00","dateModified":"2025-07-08T09:45:36+00:00","description":"Nutzen Sie unseren ROI-Rechner, um potenzielle Einsparungen, Amortisationszeiten und Leistungsverbesserungen beim Umstieg auf unsere smarten LED-L\u00f6sungen abzusch\u00e4tzen.","breadcrumb":{"@id":"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/#breadcrumb"},"inLanguage":"de","potentialAction":[{"@type":"ReadAction","target":["https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/"]}]},{"@type":"ImageObject","inLanguage":"de","@id":"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/#primaryimage","url":"https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2025\/07\/ROI.webp","contentUrl":"https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2025\/07\/ROI.webp","width":1080,"height":486,"caption":"ROI calculator"},{"@type":"BreadcrumbList","@id":"https:\/\/trojan-lighting.co.uk\/services\/return-on-investment-modelling\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Startseite","item":"https:\/\/trojan-lighting.co.uk\/de\/startseite\/"},{"@type":"ListItem","position":2,"name":"Dienstleistungen","item":"https:\/\/trojan-lighting.co.uk\/de\/dienstleistungen\/"},{"@type":"ListItem","position":3,"name":"Modellierung des Return on Investment"}]},{"@type":"WebSite","@id":"https:\/\/trojan-lighting.co.uk\/#website","url":"https:\/\/trojan-lighting.co.uk\/","name":"Trojan Intelligent Lighting L\u00f6sungen","description":"An der Spitze der Beleuchtungsl\u00f6sungen","publisher":{"@id":"https:\/\/trojan-lighting.co.uk\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/trojan-lighting.co.uk\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"de"},{"@type":"Organization","@id":"https:\/\/trojan-lighting.co.uk\/#organization","name":"Trojanische Beleuchtung","url":"https:\/\/trojan-lighting.co.uk\/","logo":{"@type":"ImageObject","inLanguage":"de","@id":"https:\/\/trojan-lighting.co.uk\/#\/schema\/logo\/image\/","url":"https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2023\/03\/trojan_2-02-favicon-png.webp","contentUrl":"https:\/\/trojan-lighting.co.uk\/wp-content\/uploads\/2023\/03\/trojan_2-02-favicon-png.webp","width":780,"height":780,"caption":"Trojanische Beleuchtung"},"image":{"@id":"https:\/\/trojan-lighting.co.uk\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.linkedin.com\/company\/trojan-lighting-solutions-limited\/"]}]}},"_links":{"self":[{"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/pages\/42968","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/users\/5647"}],"replies":[{"embeddable":true,"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/comments?post=42968"}],"version-history":[{"count":4,"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/pages\/42968\/revisions"}],"predecessor-version":[{"id":43515,"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/pages\/42968\/revisions\/43515"}],"up":[{"embeddable":true,"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/pages\/22238"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/media\/43508"}],"wp:attachment":[{"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/media?parent=42968"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/categories?post=42968"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/trojan-lighting.co.uk\/de\/wp-json\/wp\/v2\/tags?post=42968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}