CSI Solar Co. Ltd. CS3Y-440PB-AG

Multi-c-Si Bifacial
440.16 W Pmax
51.2 V Voc
11.18 A Isc
42.0 V Vmp
10.48 A Imp
19.14 % eff.
0.769 FF
78 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 440.16 W
PTC Power PTC 412.1 W
Open-circuit voltage V_oc_ref 51.2 V
Short-circuit current I_sc_ref 11.18 A
Max-power voltage V_mp_ref 42.0 V
Max-power current I_mp_ref 10.48 A
Fill factor FF 0.769
Efficiency (STC) η 19.14 %
Temperature Coefficients
Isc temperature coefficient alpha_sc 0.007155 A/°C
Voc temperature coefficient beta_oc -0.137216 V/°C
Pmax temperature coefficient gamma_r -0.336 %/°C
NOCT T_NOCT 44.3 °C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor a_ref 1.91204 V
Light-generated current (ref) I_L_ref 11.1962 A
Saturation current (ref) I_o_ref A
Series resistance R_s 0.31796 Ω
Shunt resistance (ref) R_sh_ref 219.3 Ω
Cells in series N_s 78
CEC Adjust factor Adjust 8.161 %
Actions
Module Specifications
Technology Multi-c-Si
Bifacial Yes
BIPV No
Cells in series 78
Module area 2.3 m²
NOCT 44.3 °C
CEC listing date 11/16/2022
Annual degradation 0.55%/yr
Related Models

© 2026 PV Ivy. All Rights Reserved.