LONGi Green Energy Technology Co. Ltd. LR4-72HIBD-430M

Mono-c-Si Bifacial

430.128 W Pmax

49.6 V Voc

11.09 A Isc

41.2 V Vmp

10.44 A Imp

19.73 % eff.

0.782 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	430.128	W
PTC Power	PTC	405.2	W
Open-circuit voltage	V_oc_ref	49.6	V
Short-circuit current	I_sc_ref	11.09	A
Max-power voltage	V_mp_ref	41.2	V
Max-power current	I_mp_ref	10.44	A
Fill factor	FF	0.782	—
Efficiency (STC)	η	19.73	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005434	A/°C
Voc temperature coefficient	beta_oc	-0.131936	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	1.81602	V
Light-generated current (ref)	I_L_ref	11.1017	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.26345	Ω
Shunt resistance (ref)	R_sh_ref	249.913	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	4.5595	%

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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