SK201 SOLAR WATER HEATER SK201 Series solar water heaters are Close-coupled solar water systems of all-glass evacuated tubular collector with water-in-glass manifold, which are ideal for use in small units, houses and other applications where cheap, reliable hot water supply is required. SK201 series solar water heaters can be used together with the auxiliary electric boost, thus providing hot water even in the low-radiance day. SK201 series are available in several sizes, depending on your hot water requirements. Advantages: - Highly efficient absorber of high performance with daily average efficiency over 50%; - Stainless steel inner cylinder free from corrosion; - Simple structure, easy to assembly and install, diffuse flat plate reflector can be assembled easily with its module structure; - Highly efficient insulation with polyurethane foam; - Can be used all year round even in the cold climate; - Can be used together with Auxiliary electric boost; - Automatically controlled; - Long service life, can be used as long as 15 years; - Large-scale solar hot water system can be installed either with parallel or series connections. Specifications of SK201 series solar water heater | MODEL | SK201-12 | SK201-14 | SK201-18 | SK201-21 | SK201-28 | | TUBE NO. | 12 | 14 | 18 | 21 | 28 | | Volumetric capacity | 106L | 123L | 157L | 182L | 241L | | INSULATION POLYURENTHANE | 45MM | 45MM | 45MM | 45MM | 45MM | | APERTURE AREA | 1.1M2 | 1.3M2 | 1.74M2 | 1.99M2 | 2.73M2 | | TILT ANGLE | 45 | 45 | 45 | 45 | 45 | | WEIGHT | 45 | 51 | 65 | 73 | 96 | | MAX PRESSURE | 0.1MPA | 0.1MPA | 0.1MPA | 0.1MPA | 0.1MPA | | auxiliary Electric boost can be available | |