17% efficiency low price 250w solar pv panel for home electricity with 25 years warranty

Model

HT-250W

Maximum power (Pmax) 

250W

Voltage at max. power (Vmp)

31.25V

Current at max. power (Imp)

8.00A

Open circuit voltage (Voc)

37.75V

Short circuit current (Isc)

8.83A

Temperature coefficient of Isc 

(0.065±0.015)%/oC

Temperature coefficient of Voc

-(160±20)mV/oC

Temperature coefficient of power

-(0.45±0.05)%/oC

Operating temperature

-40/+85°C

PERFORMANCE

Tolerance

±3%

Warranty

Pmax is not less than 90% in 10 years and 80% in 25 years.

MECHANICAL CHARACTERISTICS

Cell size (mm)

156x156 polycrystalline solar cells

Cell array

60 pcs

Dimensions (mm)

1640x 992x 45mm

Weight(Kg)

20KG

Frame

Clear anodized aluminum alloy type universal frame; 

Construction

Front:  High-transmission 3.2mm tempered glass; 

Back:  Black Polyester;  

Encapsulant: EVA

Junction Box: pass TUV

Output cable: 900mm