CSI Solar Co. Ltd. CS3U-375MS-AG

Mono-c-Si

375 W Pmax

47.6 V Voc

9.93 A Isc

39.8 V Vmp

9.43 A Imp

19.55 % eff.

0.794 FF

72 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	375.314	W
PTC Power	PTC	346.0	W
Open-circuit voltage	V_oc_ref	47.6	V
Short-circuit current	I_sc_ref	9.93	A
Max-power voltage	V_mp_ref	39.8	V
Max-power current	I_mp_ref	9.43	A
Fill factor	FF	0.794	—
Efficiency (STC)	η	19.55	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.003475	A/°C
Voc temperature coefficient	beta_oc	-0.139468	V/°C
Pmax temperature coefficient	gamma_r	-0.383	%/°C
NOCT	T_NOCT	45.7	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.83012	V
Light-generated current (ref)	I_L_ref	9.9325	A
Saturation current (ref)	I_o_ref	5e-11	A
Series resistance	R_s	0.23049	Ω
Shunt resistance (ref)	R_sh_ref	915.854	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	5.6536	%

Additional Model Sources

Source	Model type	Fit quality	Citation
CEC module list (via SAM library) Default	CEC / De Soto single-diode	—	https://www.energy.ca.gov/media/2367
Sandia PVsyst single-diode fit	PVsyst single-diode	NMBE Pmp0.0047	Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

Actions

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.92 m²

NOCT 45.7 °C

Temp. coefficient of Pmax -0.383 %/°C

Temp. coefficient of Voc -0.293 %/°C

Temp. coefficient of Isc 0.035 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Annual degradation 0.55%/yr

Measured Data

No measured data yet for this module.

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