Product Name: Solar Thermal Water Heater Cnp-58 Model NO.: CNP-58 Certification: CE, ISO9001, CCC Composition: Bracket Collector Components: Glass Vacuum Tube Interior Material: Stainless Steel Pressure: Unpressurized Structure: Compact Type Max. Capacity: >200L Outer Tank Color: Gray, White, Red etc Bracket Material: Color Steel, Stainless Steel, Aluminuim Outer Tank Material: Color Steel, Stainless Steel Inner Tank Material: SUS304 or SUS316 Trademark: QIRUITE/OEM Transport Package: Carton Specification: 50L to 500L Origin: China HS Code: 8419191000 Product Description Compact Solar Water Heater1, cheap and reliable hot water solution2, direct heating3, 1% spare parts4, CE, SOLAR KEYMARK EN129765, Factory price6, Factory audited by SGS.Solar Water Heater Features1. Can he operated completely automatic if connect with intelligent controller.2. Simple structure, easy plug-in installation, can be installed both on flat and inclined roof.3. Can be used with an auxiliary electric booster as to provide hot water without sunshine.4. Superior heat preservation ensured by one-off molding polyurethane foam with thickness 55mm.5. Suitable for camping area, holiday residences.6. Stable and reliable performance, well wind resistance.7. Meet the mankind healthy bath standard: The material of inner tank is SUS304-2B stainless steel plate.8. The silicon ring sealing has a long life against the erosion and it not harmful to health.9, Cheap and reliable hot water solution, widely used in China, India, Mexico, South Africa market.10, Eco-friendly and energy saving product.SOLAR WATER HEATER Package: Poly bag wrapped, Styrofoam underlay, export carton packed.Technical parameter of 100l 120l 200l 240l 300l 360l compact solar water heaterDescriptionNon-Pressurized Solar Water HeaterMaterial of out tank0.4mm galvanized steel/0.4mm SUS304 stainless steel/0.4mm SUS304-BA(Bright)Material of inner tank0.4mm/0.5mm/0.6mm SUS304-2B stainless steelor SUS316 stainless steeelTank insulating layer50-60mm high-density polyurethane foamedDiameter outer/inner tank420/310mm 460/360mm 470/360mm 480/360mmElectrical Heater1500W/2500W/3000W; 220V/110VInlet and outlet holeMale 1/2", 3/4"Max pressure0.05 MpaSolar collector tube3.3 Borosilicate glass withAL/AL-ALN/ALN(single target) or CU/SS-ALN/ALN(three target)Thickness of glass tube1.6mmVacuum tube tightnessP≤ 0.005 PaAbsorptionas=0.93-0.96(AM1.5)Emission ratioε h=0.04-0.06(80C± 5C)Idle sunning property parametersY=220~260m². C/KWAverage heat loss coefficientULT=0.6~0.7W/(m2. C)Bracket:stainless steel/aluminum alloy/galvanized steelStructure of tank:Usually holes for air vent, overflow, water inlet and outlet, electric heater; custom-built will be warmly welcomed.welding:automatic argon arc weldingfastening pieces:stainless steel screwSeal materialstabilized high temperature siliconOption-1(without electrical heater):Assitant Tank 3L, 5L, 8L,12L,30L,50L as a automatic watering part.Option-2(with electrical heater):electrical heater as extra built-in heating part, controller control the system watering and heating automatically