Silfab Solar Inc. SLA250P

Multi-c-Si

251.32 W Pmax

37.5 V Voc

8.76 A Isc

30.5 V Vmp

8.24 A Imp

15.38 % eff.

0.7651 FF

60 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	251.32	W
PTC Power	PTC	225.0	W
Open-circuit voltage	V_oc_ref	37.5	V
Short-circuit current	I_sc_ref	8.76	A
Max-power voltage	V_mp_ref	30.5	V
Max-power current	I_mp_ref	8.24	A
Fill factor	FF	0.7651	—
Efficiency (STC)	η	15.38	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004468	A/°C
Voc temperature coefficient	beta_oc	-0.114375	V/°C
Pmax temperature coefficient	gamma_r	-0.412	%/°C
NOCT	T_NOCT	48.2	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.49973	V
Light-generated current (ref)	I_L_ref	8.76728	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.30609	Ω
Shunt resistance (ref)	R_sh_ref	368.344	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	9.7865	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.634 m²

Dimensions 1.65 × 0.99 m

NOCT 48.2 °C

CEC listing date 11/16/2022

Annual degradation 0.5%/yr

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