United Renewable Energy Co. Ltd. D6M300B4A

Mono-c-Si

301 W Pmax

45.44 V Voc

8.79 A Isc

36.92 V Vmp

8.14 A Imp

15.41 % eff.

0.7524 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	300.529	W
PTC Power	PTC	265.0	W
Open-circuit voltage	V_oc_ref	45.44	V
Short-circuit current	I_sc_ref	8.79	A
Max-power voltage	V_mp_ref	36.92	V
Max-power current	I_mp_ref	8.14	A
Fill factor	FF	0.7524	—
Efficiency (STC)	η	15.41	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007911	A/°C
Voc temperature coefficient	beta_oc	-0.18176	V/°C
Pmax temperature coefficient	gamma_r	-0.51	%/°C
NOCT	T_NOCT	46.9	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	2.11879	V
Light-generated current (ref)	I_L_ref	8.80145	A
Saturation current (ref)	I_o_ref	4.18e-09	A
Series resistance	R_s	0.30142	Ω
Shunt resistance (ref)	R_sh_ref	231.315	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	11.0228	%

Additional Model Sources

Source	Model type	Fit quality	Citation
CEC module list (via SAM library) Default	CEC / De Soto single-diode	—	https://www.energy.ca.gov/media/2367
Sandia PVsyst single-diode fit	PVsyst single-diode	NMBE Pmp-0.5049	Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

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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 46.9 °C

Temp. coefficient of Pmax -0.510 %/°C

Temp. coefficient of Voc -0.400 %/°C

Temp. coefficient of Isc 0.090 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 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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