1.widely used for solar water heater
2.ensure operation in cold winter
3.15 years' warranty for tube.
Price Terms:FOB,CIF,EXW
Payment Terms: T/T,Western Union,MoneyGram,L/C
Minimum Order: Negotiatable
Delivery Port: Customized
Contact Supplier
Packaging Detail: by carton
Delivery Detail: 20 days within
All-Glass Vacuum Tube Collector
| 1.Inner Tube 2.Outer Tube 3.Vacuum Space 4.Spring Hold 5.Solar Selective Surface | The characteristics: 1.High solar-thermal conversion and low heat loss |
| Models | 47×1500 | 58×1500 | 47×1800 | 58×1800 | 58×2000 |
| Weight | 1.33kg | 1.84kg | 1.6kg | 2.2kg | 2.38kg |
| Structure | All glass coaxial double-layer tubes | All glass coaxial double-layer tubes | All glass coaxial double-layer tubes | All glass coaxial double-layer tubes | All glass coaxial double-layer tubes |
| Material of coating | AL-N-AL-SS-CU | ||||
| Outer Tube thickness | 1.63±0.03mm | 1.65±0.15mm | 1.63±0.03mm | 1.65±0.15mm | 1.65±0.15mm |
| Outer tube diameter | 47±0.8mm | 58±0.8mm | 47±0.8mm | 58±0.8mm | 58±0.8mm |
| Inner tube thickness | 1.6±0.05mm | 1.6±0.05mm | 1.6±0.05mm | 1.6±0.05mm | 1.6±0.05mm |
| Inner tube diameter | 37±0.8mm | 47±0.8mm | 37±0.8mm | 47±0.8mm | 58±0.8mm |
| Tubes length | 1500mm | 1500mm | 1800mm | 1800mm | 2000mm |
| Absorptance | 0.91~0.95 | ||||
| Emittance | 0.05~0.09 | ||||
| Vacuum | P≤5×10-3pa | ||||
| Transmittance of Outer Tube | 0.91 | ||||
| Stagnation temperature (height) | 250~298°C | ||||
| Heat-loss coefficient | ≤0.7w/ (m2*°C) | ||||
| Bearing hailstone ability | hailstone diameter 25mm | ||||
| Pressure-endure ability | 0~0.6MPa | ||||
| Packing(pcs/ carton) | 15 | 12 | 15 | 12 | 12 |
| Quantity per 40HC | 9555PCS | 7524PCS | 8190PCS | 6600PCS | 5544PCS |
Model No.: ST-500A
Features: solar water boiler
ISO,CE certificates
good quality, best price, fast delivery, good guarantee
inner tank: 2.0mm SUS304 2B
Model No.: SP-116
Features: solar working station
1.high quality, best price
2.Intelligent control
Model No.: ST-500A
Features: solar water tank
ISO,CE certificates
good quality, best price, fast delivery, good guarantee
inner tank: 2.0mm SUS304 2B
Model No.: SP-116
Features: solar working station
1.high quality, best price
2.Intelligent control
Model No.: RT
Features: Porcelain enamel solar water tank can be used for split pressurized solar system.
Model No.: yn-gj-02
Features: excellent quality and good price
environmental friendly
ISO9001.CE,CCCcertified
beautiful outlook
Model No.: yn-gj
Features: excellent quality and good price
environmental friendly
energy saving
beautiful outlook
CCC,CE,ISO9001
Model No.: yn-cy-40
Features: Certificates:CCC, CE, ISO9001-2008
well insulation and easy plug-in
high efficient and high pressure
multiple and single us
Model No.: yn-jz-03
Features: 1.beatifull desingn,color selectable;
2.certification:CE,ISO9001,CCC;
3.reasonable price,fast delivery;
4.best quality...
Model No.: vacuum tube
Features: 1.CE,CCC,ISO9001 certificated
2.Advanced design,high quality
3.Anti-freeze,high efficient absorption
4.Reasonable price,
Model No.: 58*1800mm
Features: solar power
high cold resistence
high heat resistence
fast thermal
low emission
Model No.: vacuum tube
Features: 1.widely used for solar water heater
2.ensure operation in cold winter
3.15 years' warranty for