SunPower SPR-X21-345-C-AC

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	323.3	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	0.002556	A/°C
Voc temperature coefficient	beta_oc	-0.1705	V/°C
Pmax temperature coefficient	gamma_r	-0.31	%/°C
NOCT	T_NOCT	46.4	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	2.42178	V
Light-generated current (ref)	I_L_ref	6.39631	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.53816	Ω
Shunt resistance (ref)	R_sh_ref	545.061	Ω
Cells in series	N_s	96	—
CEC Adjust factor	Adjust	3.9755	%

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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 46.4 °C

CEC listing date 11/16/2022

Annual degradation 0.25%/yr

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