SunPower SPR-308NE-WHT-D

Mono-c-Si

309 W Pmax

64.3 V Voc

6.02 A Isc

54.7 V Vmp

5.64 A Imp

18.92 % eff.

0.797 FF

96 cells

Same test data as SPR-308E-WHT-D. 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	308.508	W
PTC Power	PTC	283.4	W
Open-circuit voltage	V_oc_ref	64.3	V
Short-circuit current	I_sc_ref	6.02	A
Max-power voltage	V_mp_ref	54.7	V
Max-power current	I_mp_ref	5.64	A
Fill factor	FF	0.797	—
Efficiency (STC)	η	18.92	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.003717	A/°C
Voc temperature coefficient	beta_oc	-0.175346	V/°C
Pmax temperature coefficient	gamma_r	-0.386	%/°C
NOCT	T_NOCT	46.0	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	2.57622	V
Light-generated current (ref)	I_L_ref	6.02358	A
Saturation current (ref)	I_o_ref	8.53e-11	A
Series resistance	R_s	0.29152	Ω
Shunt resistance (ref)	R_sh_ref	490.044	Ω
Cells in series	N_s	96	—
CEC Adjust factor	Adjust	23.1553	%

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-0.9116	Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

Actions

Open in PV Explorer Generate PAN File Datasheet not on file CEC Source Data

Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 96

Module area 1.631 m²

Dimensions 1.559 × 1.046 m

NOCT 46.0 °C

Temp. coefficient of Pmax -0.386 %/°C

Temp. coefficient of Voc -0.273 %/°C

Temp. coefficient of Isc 0.062 %/°C

CEC list Not on the 23 Jun 2026 list

Last listed 16 Nov 2022

Parameters from 16 Nov 2022 list

Annual degradation 0.25%/yr

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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