Poly Solar Panel 20w, Brand Name : sunflowersolar

We are offering poly solar panel 20w.
Item no zjp-20w
cell type poly-crystalline silicon solar cells
maximum power (wp) 20wp
maximum power voltage (v) 17.5v.
maximum power current (a) 1.14a
open circuit voltage (v) 21.6v
short circuit current (a) 1.23a
number of cells (pcs) 36(4*19) pcs
size of module (mm) 345x485x18mm( 156*156mm cell)
maximum system voltage (v) 715v
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. +-3%) +-3%
glass type tempered glass
surface maximum load capacity 60ms(200kgsq.m)
allowable hail load steel ball fall down from 1m height
weight per piece (kg) 2kg
junction box type waterproof( tuv )
length of cables (mm) na
cell efficiency (%) 17.50%
module efficiency (%) 15.80%
output tolerance (%) +-3%
frame (material, corners, etc.) aluminum
standard test conditions am1.5 100mwcm2 25'c
warranty 10 years product warranty and 10years 90% of power
ff (%) 76%
packing 2pcsctn.