SunPower SPR-425E-WHT-D

Mono-c-Si

425.007 W Pmax

86.1 V Voc

6.21 A Isc

72.9 V Vmp

5.83 A Imp

19.68 % eff.

0.7949 FF

128 cells

IV curves not yet precomputed for this module. Run python manage.py precompute_iv_curves to generate them.

CEC Single-Diode Model Parameters

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	425.007	W
PTC Power	PTC	390.7	W
Open-circuit voltage	V_oc_ref	86.1	V
Short-circuit current	I_sc_ref	6.21	A
Max-power voltage	V_mp_ref	72.9	V
Max-power current	I_mp_ref	5.83	A
Fill factor	FF	0.7949	—
Efficiency (STC)	η	19.68	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.001199	A/°C
Voc temperature coefficient	beta_oc	-0.280686	V/°C
Pmax temperature coefficient	gamma_r	-0.424	%/°C
NOCT	T_NOCT	44.6	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	3.46364	V
Light-generated current (ref)	I_L_ref	6.21366	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.43886	Ω
Shunt resistance (ref)	R_sh_ref	745.409	Ω
Cells in series	N_s	128	—
CEC Adjust factor	Adjust	4.239	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 128

Module area 2.16 m²

NOCT 44.6 °C

CEC listing date 11/16/2022

Annual degradation 0.25%/yr

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