ITEM NO. |
KD-M20 |
Mono |
Mono |
Maximum power (Wp) |
20w |
Maximum power voltage (V) |
17.8 |
Maximum power current (A) |
1.14 |
Open circuit voltage (V) |
21.6 |
Short circuit current (A) |
1.27 |
Number of cells (Pcs) |
36 pcs |
Size of module (mm) |
637*300*25mm( 62.5x62.5mm cell) |
Maximum system voltage (V) |
DC 1000V |
Temperature coefficients of Isc (%) |
0.04%/ ℃ |
Temperature coefficients of Voc (%) |
-0.35%/ ℃ |
Temperature coefficients of Pm (%) |
-0.5%/ ℃ |
Temperature coefficients of Im (%) |
+0.1/ ℃ |
Temperature coefficients of Vm (%)) |
-0.38/ ℃ |
Temperature Range |
-40℃~+80℃ |
Tolerance Wattage (e.g. +/-3%) |
+3% |
Surface Maximum Load Capacity |
60m/s(200kg/sq.m) |
Allowable Hail Load |
steel ball fall down from 1m height |
Weight per piece (kg) |
2.0KG |
Cell Efficiency (%) |
>14.2% |
Module Efficiency (%) |
>10.4% |
Frame (Material, Corners, etc.) |
Aluminum |
Standard Test Conditions |
AM1.5 1000mW/cm2 25’C |
Warranty |
12 years product warranty and 25 years warranty on power output |