CSI Solar Co. Ltd. CS62-66HB-620H

Mono-c-Si Bifacial

621 W Pmax

50.1 V Voc

15.65 A Isc

42.6 V Vmp

14.58 A Imp

23.71 % eff.

0.7922 FF

66 cells

IV & PV Curves at STC (1000 W/m², 25 °C)

IV Curves at Multiple Conditions

Irradiance sweep at 25 °C

Temperature sweep at 1000 W/m²

Single-Diode Model Parameters

Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov · All data sources

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	621.108	W
PTC Power	PTC	593.5	W
Open-circuit voltage	V_oc_ref	50.1	V
Short-circuit current	I_sc_ref	15.65	A
Max-power voltage	V_mp_ref	42.6	V
Max-power current	I_mp_ref	14.58	A
Fill factor	FF	0.7922	—
Efficiency (STC)	η	23.71	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.010532	A/°C
Voc temperature coefficient	beta_oc	-0.109118	V/°C
Pmax temperature coefficient	gamma_r	-0.2448	%/°C
NOCT	T_NOCT	44.4	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.69518	V
Light-generated current (ref)	I_L_ref	15.67431	A
Saturation current (ref)	I_o_ref	2.21e-12	A
Series resistance	R_s	0.13729	Ω
Shunt resistance (ref)	R_sh_ref	88.371	Ω
Cells in series	N_s	66	—
CEC Adjust factor	Adjust	5.991	%

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 66

Module area 2.62 m²

NOCT 44.4 °C

Temp. coefficient of Pmax -0.245 %/°C

Temp. coefficient of Voc -0.218 %/°C

Temp. coefficient of Isc 0.067 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

Same Test Data

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