United Energy Co Ltd UE525M-72HB

Mono-c-Si

525 W Pmax

49.3 V Voc

13.61 A Isc

40.6 V Vmp

12.94 A Imp

20.36 % eff.

0.783 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	525.364	W
PTC Power	PTC	493.1	W
Open-circuit voltage	V_oc_ref	49.3	V
Short-circuit current	I_sc_ref	13.61	A
Max-power voltage	V_mp_ref	40.6	V
Max-power current	I_mp_ref	12.94	A
Fill factor	FF	0.783	—
Efficiency (STC)	η	20.36	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007349	A/°C
Voc temperature coefficient	beta_oc	-0.12818	V/°C
Pmax temperature coefficient	gamma_r	-0.304	%/°C
NOCT	T_NOCT	45.8	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.74387	V
Light-generated current (ref)	I_L_ref	13.61001	A
Saturation current (ref)	I_o_ref	7.18e-12	A
Series resistance	R_s	0.25265	Ω
Shunt resistance (ref)	R_sh_ref	474374.298	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	-1.0512	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 2.58 m²

NOCT 45.8 °C

Temp. coefficient of Pmax -0.304 %/°C

Temp. coefficient of Voc -0.260 %/°C

Temp. coefficient of Isc 0.054 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

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