PEIMAR SM320M (FB)

Mono-c-Si

321 W Pmax

41.4 V Voc

9.98 A Isc

34.0 V Vmp

9.43 A Imp

19.67 % eff.

0.776 FF

60 cells

Same test data as SM320M (BF). CEC lists each frame, color and backsheet version as its own listing.

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	320.62	W
PTC Power	PTC	295.3	W
Open-circuit voltage	V_oc_ref	41.4	V
Short-circuit current	I_sc_ref	9.98	A
Max-power voltage	V_mp_ref	34.0	V
Max-power current	I_mp_ref	9.43	A
Fill factor	FF	0.776	—
Efficiency (STC)	η	19.67	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005689	A/°C
Voc temperature coefficient	beta_oc	-0.117162	V/°C
Pmax temperature coefficient	gamma_r	-0.375	%/°C
NOCT	T_NOCT	46.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.60004	V
Light-generated current (ref)	I_L_ref	9.98587	A
Saturation current (ref)	I_o_ref	5.73e-11	A
Series resistance	R_s	0.26993	Ω
Shunt resistance (ref)	R_sh_ref	458.699	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	10.3039	%

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 Pmp0.4658	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 60

Module area 1.63 m²

NOCT 46.2 °C

Temp. coefficient of Pmax -0.375 %/°C

Temp. coefficient of Voc -0.283 %/°C

Temp. coefficient of Isc 0.057 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Measured Data

No measured data yet for this module.

Same Test Data

2 listings with identical nameplate test data, one per frame, color or backsheet version.

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