LONGi Green Energy Technology Co. Ltd. LR5-66HBD-475M

Mono-c-Si Bifacial

474.888 W Pmax

44.8 V Voc

13.51 A Isc

37.6 V Vmp

12.63 A Imp

20.74 % eff.

0.7846 FF

66 cells

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

IV Curves — 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

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	474.888	W
PTC Power	PTC	442.0	W
Open-circuit voltage	V_oc_ref	44.8	V
Short-circuit current	I_sc_ref	13.51	A
Max-power voltage	V_mp_ref	37.6	V
Max-power current	I_mp_ref	12.63	A
Fill factor	FF	0.7846	—
Efficiency (STC)	η	20.74	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005674	A/°C
Voc temperature coefficient	beta_oc	-0.11424	V/°C
Pmax temperature coefficient	gamma_r	-0.321	%/°C
NOCT	T_NOCT	47.7	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.62269	V
Light-generated current (ref)	I_L_ref	13.5289	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.16534	Ω
Shunt resistance (ref)	R_sh_ref	118.304	Ω
Cells in series	N_s	66	—
CEC Adjust factor	Adjust	6.5554	%

Actions

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 66

Module area 2.29 m²

NOCT 47.7 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr

Measured Data

No measured data yet for this module.