SunPower SPR-445NX-WHT-D

Mono-c-Si

444.86 W Pmax

90.5 V Voc

6.21 A Isc

76.7 V Vmp

5.8 A Imp

20.58 % eff.

0.7916 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	444.86	W
PTC Power	PTC	412.7	W
Open-circuit voltage	V_oc_ref	90.5	V
Short-circuit current	I_sc_ref	6.21	A
Max-power voltage	V_mp_ref	76.7	V
Max-power current	I_mp_ref	5.8	A
Fill factor	FF	0.7916	—
Efficiency (STC)	η	20.58	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.000826	A/°C
Voc temperature coefficient	beta_oc	-0.263355	V/°C
Pmax temperature coefficient	gamma_r	-0.39	%/°C
NOCT	T_NOCT	44.5	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	3.4768	V
Light-generated current (ref)	I_L_ref	6.21591	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.50887	Ω
Shunt resistance (ref)	R_sh_ref	534.65	Ω
Cells in series	N_s	128	—
CEC Adjust factor	Adjust	6.3844	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 128

Module area 2.162 m²

Dimensions 2.067 × 1.046 m

NOCT 44.5 °C

CEC listing date 11/16/2022

Annual degradation 0.25%/yr

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