CSI Solar Co. Ltd. CS7N-645MB-AG

Mono-c-Si Bifacial
645.047 W Pmax
44.8 V Voc
18.35 A Isc
37.7 V Vmp
17.11 A Imp
21.01 % eff.
0.7847 FF
66 cells
IV curves not yet precomputed for this module. Run python manage.py precompute_iv_curves to generate them.
CEC Single-Diode Model Parameters
Parameter Symbol Value Unit
Nameplate (STC)
STC Power STC 645.047 W
PTC Power PTC 600.4 W
Open-circuit voltage V_oc_ref 44.8 V
Short-circuit current I_sc_ref 18.35 A
Max-power voltage V_mp_ref 37.7 V
Max-power current I_mp_ref 17.11 A
Fill factor FF 0.7847
Efficiency (STC) η 21.01 %
Temperature Coefficients
Isc temperature coefficient alpha_sc 0.009725 A/°C
Voc temperature coefficient beta_oc -0.131264 V/°C
Pmax temperature coefficient gamma_r -0.39 %/°C
NOCT T_NOCT 43.7 °C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor a_ref 1.79228 V
Light-generated current (ref) I_L_ref 18.3687 A
Saturation current (ref) I_o_ref A
Series resistance R_s 0.09336 Ω
Shunt resistance (ref) R_sh_ref 91.635 Ω
Cells in series N_s 66
CEC Adjust factor Adjust 14.2849 %
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Module Specifications
Technology Mono-c-Si
Bifacial Yes
BIPV No
Cells in series 66
Module area 3.07 m²
NOCT 43.7 °C
CEC listing date 11/16/2022
Annual degradation 0.55%/yr
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