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Hangzhou Dongke New Energy Technology Co.,Ltd
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| Qty (Other,watt/watts) | Unit Price (0.5~0.6 USD) |
| 1000 | 0.5 |
| 1000 + | 0.6 |
| Trade Term: | FOB |
| Payment Terms: | T/T,L/C,WU |
| Place of Origin: | Zhejiang, China (Mainland) |
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Product Description
good quality 250w solar panel
High quality materials
The ions injection technology are applied in the manufacturer process of high efficiency cells .
The imported high quality EVA and back sheet are of excellent performance on UV resistance and ageing resistance .
Toughened and coated glassed and electrophoretic frames selected from Chinese famous brand are sturdy and durable .
Auto production and process control
Strict Testing & Inspection For Cell & Module
The whole PV industry Chain
Material
1.Solar cell-conversion efficiency of solar cell: 24%-17%
2.Front glass-3.2mm, high transmission, low iron, tempered glass
3.EVA-excellent anti-aging resistance
4.TPT-hot seal made of flame resistance
5.Flame-reinfored anodixed aluminum flame
6.Junction box-Ip54 rated and Ip65 rated, high quality, with diode protection
Anti-reflective coating glass
• Nanometer technology
• Increase light transmission by up to 2% in normal irradiance
• Energy output increased up to 4% in the module efficiency
• Perfect coating uniformity
• Coating lifetime over 25 year
• Easy cleaning
Maximum power (Wp) | 250wp |
Maximum power voltage (V) | 31.18 |
Maximum power current (A) | 8.02 |
Open circuit voltage (V) | 37.44 |
Short circuit current (A) | 9.02 |
Number of cells (Pcs) | 60 |
Size of module (mm) | 1950*990*50 |
Brand Name of Solar Cells | No |
Maximum system voltage (V) | 1000 |
Temperature coefficients of Isc (%) | 0.065+/-0.015%/°C |
Temperature coefficients of Voc (%) | -(2.23+/-0.1)mv/ °C |
Temperature coefficients of Pm (%) | -(0.5+-0.05)/ °C |
Temperature coefficients of Im (%) | +0.1/ °C |
Temperature coefficients of Vm (%) | -0.38/ °C |
Temperature Range | -40°C~+85°C |
Tolerance Wattage (e.g. +/-5%) | +/-3% |
Surface Maximum Load Capacity | 60m/s(200kg/sq.m) |
Allowable Hail Load | steel ball fall down from 1m height |
Weight per piece (kg) | 18.5 |
Length of Cables (mm) | 900 |
Cell Efficiency (%) | >17.9% |
Module Efficiency (%) | >15.27% |
Output tolerance (%) | +/-3% |
Frame (Material, Corners, etc.) | Aluminum |
Standard Test Conditions |
AM1.5 1000w/m 25°C |
Warranty | 5 years product warranty and 25years 80% of power |
FF (%) | 76.48% |
Packing | 2PCS/ CTN |
Unit Price | 0.5-0.6USD/WP |
Payment | 30% TT in advance , the balanced after the B/L copy . |
Application
Products picture:
Packaging & Shipping
Our Services
1.Reply your inquiry in 24 working hours.
2.Customized design is avaliable ,OEM is welcome .
3.Delivery the goods to our customer all over the world with speed and precision.
4.Offer customer the products with good quality and competitive price.
Hangzhou Dongke New Energy Technology Co.,Ltd [China (Mainland)]
Business Type:Manufacturer, Trading Company, Distributor/Wholesaler
City: Hangzhou
Province/State: Zhejiang
Country/Region: China (Mainland)
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