solar vacuum tube is widely used for solar water heater and very efficiency ,economic type, solar vacuum tube has easy install
Port: shanghai
Minimum Order Quantity: 15 Piece/Pieces
Supply Ability: 1800000 Piece/Pieces per Year
Payment Terms: T/T
Contact Supplier
Packaging Detail: all packed in cartons.and the spec is 47x1500
Delivery Detail: 8-15days
Tube specifiaction | |||
| Strucure | All-glass concetric dual tube geometr | ||
| Glass material | Borosilicate glass | ||
Out tube dia meter and length | φ=47 ±0.8mm =1500mm ±20mm | ||
| φ=58 ±0.8mm =1800mm±20mm | |||
inner tube dia meter and length | φ=37 ±0.8mm =1500mm ±20mm | ||
| φ=47 ±0.8mm =1800mm ±20mm | |||
| AI-N/Al Gtaded Al-N/Al solar selectuve absorbing coating | |||
| Construction | |||
| Mothod to deposition | DC reactive sputtering | ||
| Absorbing Coating propetities | Absorbance | 91% | |
| Emittance | 8%(80) | ||
| (VACUUM | P5×10-3 pa | ||
| Stagnation parametter | ≥230M²/KW | ||
| solar radiance exposure for obtaining a preset water tempreture | ≤2.8MJ/M2 | ||
| Average heat loss coefficient | ≤0.8W/(M3) | ||
| Lifetime | 15 15 years | ||
used for gtc-47 and gtc-58 solar water heater low pressure type. more of our products see on ww gtc-solar.com
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Model No.:
Features: Three-target all-glass vacuum heat collection tube property and specification
Model No.: SKI-TC
Features: enamel inner tank.
no leakage ,no corrosion.
5 years warranty period.
over 20 years working time.
Model No.: SKI-TCA-500
Features: CE approved Porcelain Enamel water heater tank to Pressurized and Separated Solar Water Heaters
Model No.:
Features: 1,ISO9001,ISO14001,ISO18001, CE
2.Five years warranty
3,Delivery time 7 to 15 days
Model No.: SAHRWS
Features: Solar & all in on heat pump
1.COP is 4.0
2.150-300L tank for option
3.Copper & Stainless steel coil bulit-in
4.CE and RoHs
Model No.: VC
Features: Evacuated tubes:
1) high quality
2)low price
3)high absorption
4)10 years warranty
Model No.: VC
Features: vacuum tube
high quality
low price
high absorption
Model No.: SLB
Features: 1.CE,SRCC,Solar Keymark
2. Anti-freezen & pressurized
3. 10 years warrantee
4. 10-15 days delivery
5. OEM available...
Model No.:
Features: 1,ISO9001,ISO14001, ISO18001,CE certificates
2.Five years warranty
3,Delivery time 7 to 15 days
Model No.: SLB
Features: 1.CE,SRCC,Solar Keymark
2. Anti-freezen & pressurized
3. 10 years warrantee
4. 10-15 days delivery
5. OEM available...
Model No.:
Features: solar water heater tanks
1.CCC.CE.ISO approved
2.Pressured,connecting with existing system
3.Anti-freezing
4.5years'warranty
Model No.: SLB
Features: 1.CE,SRCC,Solar Keymark
2. Anti-freezen & pressurized
3. 10 years warrantee
4. 10-15 days delivery
5. OEM available...