Solar water heater evacuated tube in India markets

FOB Price

USD $1.1 - $2 / Piece

500 Pieces(Min.Order)

Product Details

Place of Origin:	Zhejiang, China	Brand Name:	Sanneng	Model Number:	SN-V5818
Type:	Other, Part of solar water heater	Application:	Water Heater	Pipe Material:	Glass

Evacuated tube
1.Strict quality inspection
2.Long life span
3.healthy and harmless
4.Good service

Solar water heater vacuum tube :

size:

* 58mmx1800mm

composition: borax and silica glass

Three-high vacuum tube technology:

Dimension	Φ47	Φ58
Material of Tube	3.3 High Boron Silicon	3.3 High Boron Silicon
Glass Expansion Ratio	3.3±0.1×10^-6K^-1	3.3±0.1×10^-6K^-1
Outer Diameter of Tube	Φ47±0.7	Φ58±0.7
Inner Diameter of Tube	Φ37±0.7	Φ48±0.7
Thickness of Glass	1.6±0.15	1.6±0.15
Transmittance	≥0.89	≥0.89
Selective Coating	SS-CU-AL-N/AL	SS-CU-AL-N/AL
Absorptivity	≥0.86(AM1.5)	≥0.86(AM1.5)
Emissivity	≤0.080(80±5)	≤0.080(80±5)
Vacuum Degree	≤5.0×10^-3Pa	≤5.0×10^-3Pa
Collecting Performance Parameter under Sunshine	≥190m²/kw	≥190m²/kw
Hailstone Resistance	25mm	25mm

Starts up fast and collects solar energy fully.

Unique super pure copper surface, allowing lower reflection and minimal heat loss.

High level vacuum ensure operation under cold weather.

Long time warranty to 15 years.

Looking forward to having business with you in the near future!

Vacuum tube showing:

Haining Sanneng Solar Water Heater Co., Ltd.: Contact namejunjie Wang; Phone0086-573-87881860; AddressNo. 25, Weidong Team, Longlian Village, Yuanhua Town, Haining

Product Categories

Air Source Heat Pump Water Heater	Flat Panel Solar Water Heater	Heat pipe & project Solar collector	Integrative Pressurized Solar Water Heater
New Products	Pre-heated Solar Water Heater	Solar Air conditioner	Solar Vacuum Tube
solar water heater accessories	Split Pressurized Solar Water Heater

New Products