Product Name: Domestic Heating System Non-Pressurized Solar Water Heater (150L. 180L. 200L. 240L. 300L) Model NO.: 150L. 200L. 180L. 240L. 300L Certification: CE, ISO9001, SRCC, Solar Keymark Composition: Collector Collector Components: Glass Vacuum Tube Interior Material: Stainless Steel Pressure: Unpressurized Structure: Compact Type Max. Capacity: 300L Tubes No.: 15.18.20.24.30 Trademark: Wombat Transport Package: Carton Box, Pallet Specification: 150L, 200L, 240L, 300L Origin: Nanjing, China HS Code: 84149010 Product Description Wombat Evacuated Tube Non-pressurizedThermosiphon Solar SystemFeatures• Economical solar water heating solution• Suitable for climates that don't experience freezing condition• Simple integrated product design does not require circulation pumpor controller.• Mature technology with reliable operation.• High efficiency solar conversion to heat.• Easy to install &low maintenance.Technical Specification• Inner Tank: 0.41mm SUS304-2B stainless steel(optional material: SUS316L)• Outer Tank: 0.31mm Painted galvanised steel(optional material: SUS304-2B)• Mounting frame: Painted galvanised steel(optional material: Stainless Steel)• Mounting frame Angles: 20°, 30°, °40°, 45°• Insulation: 55mm Polyurethane• Vacuum Tube Material: Borosilicate glass 3.3.• Absorber Coating: AL-SS-CU selective coating• Seal Material: UV stabilized HTV silicone rubber• Evacuated Tube Impact Strength: >25mm diameter hailDifferent Model&DetailDifferent ModelTubes No. Tank Capacity Tank Details frameWB-SS-150L-15 15 150L150L capacity;1.25mm SUS304 Stainless Steel Inner Tank and 0.41mm Outer TankSS201 thickness of1.2mmWB-SS-180L-18 18 180L180L capacity; 1.25mm SUS304 Stainless Steel Inner Tank and 0.41mm Outer TankSS201 thickness of 1.2mmWB-SS-200L-20 20 200L200L capacity; 1.25mm SUS304 Stainless Steel Inner Tank and 0.41mm Outer TankSS201 thickness of 1.2mmWB-SS-240L-24 24 240L240L capacity; 1.25mm SUS304 Stainless Steel Inner Tank and 0.41mm Outer TankSS201 thickness of 1.2mmWB-SS-300L-30 30 300L300L capacity; 1.25mm SUS304 Stainless Steel Inner Tank and 0.41mm Outer TankSS201 thickness of 1.2mmSystem OperationThe solar heating occurs through aprocess called thermosiphoning, which allows the solar collector to heat the storagetank without the need for acirculation pump.Thebasic operationis as follows:• Cool water from the bottom of the storage tank falls to the bottom of the evacuated tube.• As the water heats up it rises back up into the tank, gradually heating the tank throughout the day.We Apricus are an Australia and China Joint Venture company,with global offices and 2 factories in China and USA.We are specialized in Evacuated tube collectors/Flat Plate Collectorsand solar water heater. We are Certified by SRCC.Solar Keymark,ISO,CE.We have worked with many big companies,such as Boeing,Amercian Army,Gates Foundation and Johnson controls,etc.For more details,pls visit:www.apricus.com