SunPower SPR-X21-345-COM

Mono-c-Si

344.946 W Pmax

68.2 V Voc

6.39 A Isc

57.3 V Vmp

6.02 A Imp

21.15 % eff.

0.7915 FF

96 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	344.946	W
PTC Power	PTC	320.2	W
Open-circuit voltage	V_oc_ref	68.2	V
Short-circuit current	I_sc_ref	6.39	A
Max-power voltage	V_mp_ref	57.3	V
Max-power current	I_mp_ref	6.02	A
Fill factor	FF	0.7915	—
Efficiency (STC)	η	21.15	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.00085	A/°C
Voc temperature coefficient	beta_oc	-0.198462	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	2.59548	V
Light-generated current (ref)	I_L_ref	6.39461	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.4735	Ω
Shunt resistance (ref)	R_sh_ref	656.659	Ω
Cells in series	N_s	96	—
CEC Adjust factor	Adjust	4.3502	%

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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 44.5 °C

CEC listing date 11/16/2022

Annual degradation 0.25%/yr

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