{"id":774,"date":"2025-11-11T02:42:33","date_gmt":"2025-11-11T02:42:33","guid":{"rendered":"https:\/\/service.soletksolar.com\/?page_id=774"},"modified":"2026-10-09T04:01:27","modified_gmt":"2026-10-09T04:01:27","slug":"evacuated-tube-solar-collector","status":"publish","type":"page","link":"https:\/\/service.soletksolar.com\/id\/products\/evacuated-tube-solar-collector\/","title":{"rendered":"Kolektor Surya Tabung Vakum"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"774\" class=\"elementor elementor-774\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-86e574c e-con-full e-flex e-con e-parent\" data-id=\"86e574c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ee7680a elementor-widget__width-inherit elementor-widget elementor-widget-html\" data-id=\"ee7680a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>.slktube26{font:16px\/1.72 Inter,\"Segoe UI\",Arial,sans-serif;color:#283b4e}.slktube26 *{box-sizing:border-box}.slktube26 a{color:#bf591c}.slktube26 h1,.slktube26 h2,.slktube26 h3{font-weight:800;line-height:1.2;margin:0 0 15px}.slktube26 h1{font-size:clamp(32px,4.3vw,52px);color:#fff}.slktube26 h2{font-size:clamp(25px,3vw,36px);color:#19374e}.slktube26 h3{font-size:20px;color:#15354b}.slktube26 p{margin:0 0 17px}.slktube26 .inside{max-width:1150px;margin:0 auto;padding:0 22px}.slktube26 .hero{background:linear-gradient(115deg,#10243a,#19415a);color:#e6f0f8;padding:65px 0}.slktube26 .heroGrid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:42px}.slktube26 .hero p{font-size:18px}.slktube26 .label{font-size:12px;letter-spacing:.11em;text-transform:uppercase;color:#ffbd88;font-weight:750;margin-bottom:15px}.slktube26 .breadcrumb{font-size:13px;color:#cadbe7;margin-bottom:18px}.slktube26 .breadcrumb a{color:#dcebf4}.slktube26 .pic{background:#fff;border-radius:12px;padding:14px;margin:0}.slktube26 .pic img{width:100%;height:335px;object-fit:contain}.slktube26 .pic figcaption{color:#64748b;font-size:12px}.slktube26 .btn{display:inline-flex;min-height:48px;padding:12px 20px;border-radius:8px;background:#df702b;color:#fff!important;text-decoration:none!important;align-items:center;justify-content:center;font-weight:750;margin:9px 8px 6px 0}.slktube26 .secondBtn{background:transparent;border:1px solid #9dbbd0}.slktube26 .block{padding:56px 0}.slktube26 .shade{background:#f6f9fb}.slktube26 .cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.slktube26 .two{display:grid;grid-template-columns:1fr 1fr;gap:25px}.slktube26 .card{padding:22px;border:1px solid #dce4ec;background:white;border-radius:12px}.slktube26 .card img{width:100%;height:175px;object-fit:contain;margin-bottom:13px}.slktube26 .card p:last-child{margin:0}.slktube26 table{border-collapse:collapse;width:100%;min-width:630px}.slktube26 table th,.slktube26 table td{padding:12px;border:1px solid #dce4ed;vertical-align:top;text-align:left}.slktube26 table th{background:#163951;color:#fff}.slktube26 .scroll{overflow-x:auto}.slktube26 .alert{background:#fff6ea;border-left:4px solid #e37a2a;padding:13px 16px;font-size:14px}.slktube26 .rfq{border-radius:15px;background:#163248;color:#e9f2f9;padding:28px}.slktube26 .rfq h2{color:#fff}.slktube26 details{padding:14px 16px;border:1px solid #dbe4ed;border-radius:8px;margin:10px 0}.slktube26 summary{cursor:pointer;font-weight:700}.slktube26 details p{margin:12px 0 0}.slktube26 ul{padding-left:20px}@media(max-width:800px){.slktube26 .heroGrid,.slktube26 .cards,.slktube26 .two{grid-template-columns:1fr}.slktube26 .block{padding:40px 0}.slktube26 .hero{padding:42px 0}.slktube26 .pic img{height:240px}}<\/style><div class=\"slktube26\"><div class=\"hero\"><div class=\"inside\"><nav class=\"breadcrumb\" aria-label=\"Jalur navigasi\"><a href=\"\/id\/\">Beranda<\/a> \/ <a href=\"\/id\/products\/solar-collector\/\">Kolektor Surya<\/a> \/ Evacuated Tube Solar Collector<\/nav><div class=\"heroGrid\"><div><div class=\"label\">SOLETKS \u00b7 Vacuum Tube Solar Thermal Collectors<\/div><h1>Evacuated Tube Solar Collectors for Hot Water Projects<\/h1><p>Specify vacuum-insulated solar thermal collectors for domestic and commercial hot water, preheating and project integration. Choose the collector design using required heat duty, model-specific thermal performance, pressure, climate and maintenance requirements.<\/p><a class=\"btn\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/wa.me\/8615318896990?text=Hello%20SOLETKS%2C%20I%20need%20an%20evacuated%20tube%20solar%20collector%20quotation.%20Please%20recommend%20CTC%20or%20HPC%20models%20and%20provide%20technical%20data.%20Application%3A%20.%20Required%20temperature%3A%20.%20Project%20country%3A%20.%20Approximate%20collector%20quantity%3A%20.\">Request Collector TDS &amp; Quote on WhatsApp \u2197<\/a><a class=\"btn secondBtn\" href=\"#slk-tube-models\">Compare Collector Types \u2193<\/a><\/div><figure class=\"pic\"><img src=\"https:\/\/service.soletksolar.com\/wp-content\/uploads\/2025\/11\/Vacuum-tube-solar-collector.jpg\" alt=\"SOLETKS evacuated tube solar collector from the company's media library\" loading=\"eager\" decoding=\"async\"\/><figcaption>SOLETKS vacuum tube collector product image; verify exact model and configuration.<\/figcaption><\/figure><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9457f11 e-con-full e-flex e-con e-parent\" data-id=\"9457f11\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b68f612 elementor-widget__width-inherit elementor-widget elementor-widget-html\" data-id=\"b68f612\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<div class=\"slktube26\"><section class=\"block\" id=\"slk-tube-models\"><div class=\"inside\"><h2>Evacuated Tube Collector Types and Applications<\/h2><p>Evacuated tubes reduce convective heat loss across the evacuated glass layer. Useful heat is transferred through the collector's absorber, fluid channels or heat-pipe system, depending on design. Performance must be checked at the required project conditions; \u201chigh efficiency\u201d is not a stand-alone system specification.<\/p><div class=\"cards\"><div class=\"card\"><img src=\"https:\/\/service.soletksolar.com\/wp-content\/uploads\/2025\/11\/CTC%E7%83%AD%E6%B0%B4%E9%9B%86%E7%83%AD%E5%99%A82-scaled.png\" loading=\"lazy\" decoding=\"async\" alt=\"SOLETKS CTC evacuated tube hot water collector\"\/><h3>Kolektor Air Panas CTC<\/h3><p>A vacuum tube collector range for water-heating applications. Evaluate water or transfer-fluid path, manifold construction, hydraulic ratings and project temperature needs.<\/p><p><a href=\"\/id\/products\/evacuated-tube-solar-collector\/ctc-hot-water-collector\/\">View CTC Product \u2192<\/a><\/p><\/div><div class=\"card\"><img src=\"https:\/\/service.soletksolar.com\/wp-content\/uploads\/2026\/09\/soletks-heat-pipe-collector-front.jpg\" loading=\"lazy\" decoding=\"async\" alt=\"SOLETKS heat-pipe evacuated tube solar collector product view\"\/><h3>HPC Heat-Pipe Collector<\/h3><p>Uses heat-pipe heat transfer for selected solar thermal applications. Confirm allowed tilt, condenser interface, operating pressure, stagnation behavior and service parts.<\/p><p><a href=\"\/id\/hpc-heat-pipe-solar-collector\/\">Read HPC Selection Guide \u2192<\/a><\/p><\/div><div class=\"card\"><img src=\"https:\/\/service.soletksolar.com\/wp-content\/uploads\/2025\/11\/DVC1.png\" loading=\"lazy\" decoding=\"async\" alt=\"SOLETKS DVC vacuum tube air collector product\"\/><h3>DVC Air Collector \u2014 Separate Application<\/h3><p>Designed for solar air heating, ventilation preheating and drying rather than the hot-water loop on this page. Select it only where heated air, not water, is required.<\/p><p><a href=\"\/id\/products\/evacuated-tube-solar-collector\/dvc-air-collector\/\">View DVC Air Collector \u2192<\/a><\/p><\/div><\/div><\/div><\/section>\n<section class=\"block shade\"><div class=\"inside\"><h2>Technical Documents Buyers Need Before Ordering<\/h2><div class=\"scroll\"><table><thead><tr><th>Item<\/th><th>Technical decision<\/th><th>SOLETKS document to request<\/th><\/tr><\/thead><tbody><tr><td>Model and collector area<\/td><td>System energy yield, shipping and roof layout<\/td><td>Gross and aperture area; tube dimensions\/count; collector L \u00d7 W \u00d7 H and dry\/filled weight<\/td><\/tr><tr><td>Thermal test values<\/td><td>Output at specific irradiation, fluid temperature and ambient temperature<\/td><td>Model-specific efficiency coefficients, curve, reference area and test conditions<\/td><\/tr><tr><td>Hydraulic type and pressure<\/td><td>Direct versus indirect circuit; piping and pump duty<\/td><td>Heat-transfer path, pressure limits, connections, recommended flow and pressure-drop data<\/td><\/tr><tr><td>Glazing, absorber and fluid<\/td><td>Corrosion, tube replacement, materials compatibility<\/td><td>Glass and absorber construction, approved fluids and water-quality conditions<\/td><\/tr><tr><td>Installation constraints<\/td><td>Roof, tilt, wind\/snow, service access and freeze protection<\/td><td>Mounting manual, tilt limits, fixing details, thermal protection approach<\/td><\/tr><tr><td>Testing, certification, supply<\/td><td>Applicable market compliance and ordering confidence<\/td><td>Model-matched test\/certificate evidence if available, packing list, spare parts and quotation scope<\/td><\/tr><\/tbody><\/table><\/div><p class=\"alert\">Do not assume that the CTC, HPC and DVC ranges share the same output, connection type or certifications. Ask for specifications of the exact model to be supplied. No unverified efficiency or performance guarantee is used here.<\/p><\/div><\/section>\n<section class=\"block\"><div class=\"inside\"><h2>How to Choose Vacuum Tube or Flat Plate Collectors<\/h2><div class=\"two\"><div><h3>Check the temperature difference<\/h3><p>Annual thermal yield depends on collector heat losses, weather, system operating temperature, irradiation and control design. For higher temperature differences or cold climates, model-specific evacuated tube performance may be relevant \u2014 compare on equal reference-area and test-condition bases.<\/p><h3>Plan the complete hydraulic loop<\/h3><p>Include fluid selection, pump head, pipe insulation, storage and heat exchange, expansion and pressure protection. The collector may need safety design for stagnation, freezing and service access.<\/p><\/div><div><h3>Match to a real application<\/h3><p>Commercial domestic hot water, hotel laundry, school showers and process preheating have different temperature and demand patterns. In large projects, the storage and backup strategy may matter as much as the collector model.<\/p><h3>Use the technical guides<\/h3><ul><li><a href=\"\/id\/evacuated-tube-vs-flat-plate-solar-collector\/\">Evacuated Tube vs Flat Plate Comparison<\/a><\/li><li><a href=\"\/id\/commercial-heat-pipe-solar-collector-cold-europe-design\/\">Heat-Pipe Collector Design in Cold Europe<\/a><\/li><li><a href=\"\/id\/solar-collector-hydraulic-pressure-drop\/\">Solar Collector Pressure Drop and Pump Selection<\/a><\/li><li><a href=\"\/id\/products\/commercial-industrial-solar-hot-water-system\/\">Sistem Pemanas Air Surya Komersial<\/a><\/li><\/ul><\/div><\/div><h2>Common Procurement Questions<\/h2><details><summary>Do evacuated tube collectors always outperform flat plate collectors?<\/summary><p>No. The result depends on the specific tested collector, operating temperature, site climate, irradiation, system configuration and how performance is measured. Use model-specific curves and project calculations.<\/p><\/details><details><summary>Can evacuated tubes be used in freezing conditions?<\/summary><p>Some configurations can be designed for cold climates, but pipework, manifolds, fluid, controls and installation still need verified freeze protection. The glass vacuum alone does not protect the entire system.<\/p><\/details><details><summary>Can I buy evacuated tube collectors without a full water-heating system?<\/summary><p>Collector-only procurement is separate from a complete storage, piping, control and backup package. Define your RFQ scope with SOLETKS.<\/p><\/details><\/div><\/section>\n<section class=\"block shade\"><div class=\"inside\"><div class=\"rfq\"><h2>Request an Evacuated Tube Collector Specification or Quote<\/h2><p>Send your project country, hot-water duty, required temperature, approximate collector area\/quantity, climate and intended system configuration. Ask for current CTC\/HPC technical data, model-specific test evidence, mounting details and quoted supply scope.<\/p><a class=\"btn\" href=\"https:\/\/wa.me\/8615318896990?text=Hello%20SOLETKS%2C%20I%20need%20an%20evacuated%20tube%20solar%20collector%20quotation.%20Please%20recommend%20CTC%20or%20HPC%20models%20and%20provide%20technical%20data.%20Application%3A%20.%20Required%20temperature%3A%20.%20Project%20country%3A%20.%20Approximate%20collector%20quantity%3A%20.\" target=\"_blank\" rel=\"noopener noreferrer\">Discuss Your Collector RFQ on WhatsApp \u2197<\/a><p style=\"color:#c8d7e2;font-size:13px;margin-top:12px\">Direct WhatsApp inquiry; no form.<\/p><\/div><\/div><\/section><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Home \/ Solar Collectors \/ Evacuated Tube Solar Collector SOLETKS \u00b7 Vacuum Tube Solar Thermal Collectors Evacuated Tube Solar Collectors for Hot Water Projects Specify vacuum-insulated solar thermal collectors for domestic and commercial hot water, preheating and project integration. Choose the collector design using required heat duty, model-specific thermal performance, pressure, climate and maintenance requirements. 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