Silfab Solar Inc. SLGX 340 White

Mono-c-Si

340 W Pmax

47.26 V Voc

9.52 A Isc

37.72 V Vmp

9.02 A Imp

17.45 % eff.

0.7562 FF

72 cells

IV & PV Curves at STC (1000 W/m², 25 °C)

IV Curves at Multiple Conditions

Irradiance sweep at 25 °C

Temperature sweep at 1000 W/m²

Single-Diode Model Parameters

Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov · All data sources

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	340.234	W
PTC Power	PTC	308.7	W
Open-circuit voltage	V_oc_ref	47.26	V
Short-circuit current	I_sc_ref	9.52	A
Max-power voltage	V_mp_ref	37.72	V
Max-power current	I_mp_ref	9.02	A
Fill factor	FF	0.7562	—
Efficiency (STC)	η	17.45	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.001904	A/°C
Voc temperature coefficient	beta_oc	-0.14178	V/°C
Pmax temperature coefficient	gamma_r	-0.43	%/°C
NOCT	T_NOCT	46.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.84126	V
Light-generated current (ref)	I_L_ref	9.52074	A
Saturation current (ref)	I_o_ref	6.78e-11	A
Series resistance	R_s	0.45368	Ω
Shunt resistance (ref)	R_sh_ref	5828.23	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	6.2614	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.95 m²

Dimensions 1.97 × 0.99 m

NOCT 46.2 °C

Temp. coefficient of Pmax -0.430 %/°C

Temp. coefficient of Voc -0.300 %/°C

Temp. coefficient of Isc 0.020 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Annual degradation 0.5%/yr

Measured Data

No measured data yet for this module.

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