LONGi Green Energy Technology Co. Ltd. LR4-72HIBD-435M

Mono-c-Si Bifacial

435.114 W Pmax

49.8 V Voc

11.16 A Isc

41.4 V Vmp

10.51 A Imp

19.96 % eff.

0.7829 FF

72 cells

IV curves not yet precomputed for this module. Run python manage.py precompute_iv_curves to generate them.

CEC Single-Diode Model Parameters

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	435.114	W
PTC Power	PTC	410.0	W
Open-circuit voltage	V_oc_ref	49.8	V
Short-circuit current	I_sc_ref	11.16	A
Max-power voltage	V_mp_ref	41.4	V
Max-power current	I_mp_ref	10.51	A
Fill factor	FF	0.7829	—
Efficiency (STC)	η	19.96	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005468	A/°C
Voc temperature coefficient	beta_oc	-0.132468	V/°C
Pmax temperature coefficient	gamma_r	-0.329	%/°C
NOCT	T_NOCT	43.1	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.82374	V
Light-generated current (ref)	I_L_ref	11.1713	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.25919	Ω
Shunt resistance (ref)	R_sh_ref	255.218	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	4.6114	%

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 72

Module area 2.18 m²

NOCT 43.1 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr