REC Solar REC325PEM 72

Mono-c-Si

325 W Pmax

45.6 V Voc

9.32 A Isc

37.5 V Vmp

8.67 A Imp

16.2 % eff.

0.765 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	325.125	W
PTC Power	PTC	292.9	W
Open-circuit voltage	V_oc_ref	45.6	V
Short-circuit current	I_sc_ref	9.32	A
Max-power voltage	V_mp_ref	37.5	V
Max-power current	I_mp_ref	8.67	A
Fill factor	FF	0.765	—
Efficiency (STC)	η	16.2	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.003914	A/°C
Voc temperature coefficient	beta_oc	-0.144552	V/°C
Pmax temperature coefficient	gamma_r	-0.452	%/°C
NOCT	T_NOCT	46.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.91136	V
Light-generated current (ref)	I_L_ref	9.33298	A
Saturation current (ref)	I_o_ref	3.96e-10	A
Series resistance	R_s	0.27738	Ω
Shunt resistance (ref)	R_sh_ref	199.132	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	15.8634	%

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 Pmp-0.3373	Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 2.007 m²

Dimensions 2.005 × 1.001 m

NOCT 46.2 °C

Temp. coefficient of Pmax -0.452 %/°C

Temp. coefficient of Voc -0.317 %/°C

Temp. coefficient of Isc 0.042 %/°C

CEC list Not on the 23 Jun 2026 list

Last listed 16 Nov 2022

Parameters from 16 Nov 2022 list

Annual degradation 0.5%/yr

Measured Data

No measured data yet for this module.

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