SEG Solar Inc. SEG-BMA-340WW

Mono-c-Si

340 W Pmax

46.0 V Voc

9.32 A Isc

38.4 V Vmp

8.86 A Imp

17.41 % eff.

0.7936 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	340.224	W
PTC Power	PTC	313.2	W
Open-circuit voltage	V_oc_ref	46.0	V
Short-circuit current	I_sc_ref	9.32	A
Max-power voltage	V_mp_ref	38.4	V
Max-power current	I_mp_ref	8.86	A
Fill factor	FF	0.7936	—
Efficiency (STC)	η	17.41	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.003337	A/°C
Voc temperature coefficient	beta_oc	-0.133538	V/°C
Pmax temperature coefficient	gamma_r	-0.3855	%/°C
NOCT	T_NOCT	45.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.77184	V
Light-generated current (ref)	I_L_ref	9.32167	A
Saturation current (ref)	I_o_ref	4.93e-11	A
Series resistance	R_s	0.2442	Ω
Shunt resistance (ref)	R_sh_ref	1363.74	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	7.0463	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.954 m²

NOCT 45.2 °C

Temp. coefficient of Pmax -0.386 %/°C

Temp. coefficient of Voc -0.290 %/°C

Temp. coefficient of Isc 0.036 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Measured Data

No measured data yet for this module.

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