Optivolt Labs Inc OPT10M440B

Mono-c-Si

440 W Pmax

39.623 V Voc

13.906 A Isc

33.377 V Vmp

13.191 A Imp

22.69 % eff.

0.7991 FF

54 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	440.282	W
PTC Power	PTC	401.9	W
Open-circuit voltage	V_oc_ref	39.623	V
Short-circuit current	I_sc_ref	13.906	A
Max-power voltage	V_mp_ref	33.377	V
Max-power current	I_mp_ref	13.191	A
Fill factor	FF	0.7991	—
Efficiency (STC)	η	22.69	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.008344	A/°C
Voc temperature coefficient	beta_oc	-0.110945	V/°C
Pmax temperature coefficient	gamma_r	-0.4	%/°C
NOCT	T_NOCT	48.5	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.58629	V
Light-generated current (ref)	I_L_ref	13.90889	A
Saturation current (ref)	I_o_ref	1.96e-10	A
Series resistance	R_s	0.10609	Ω
Shunt resistance (ref)	R_sh_ref	525.593	Ω
Cells in series	N_s	54	—
CEC Adjust factor	Adjust	19.8397	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 54

Module area 1.94 m²

NOCT 48.5 °C

Temp. coefficient of Pmax -0.400 %/°C

Temp. coefficient of Voc -0.280 %/°C

Temp. coefficient of Isc 0.060 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

Same Test Data

2 listings with identical nameplate test data, one per frame, color or backsheet version.

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