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

Mono-c-Si Bifacial

430.36 W Pmax

48.9 V Voc

11.3 A Isc

40.6 V Vmp

10.6 A Imp

20.4 % eff.

0.7788 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	430.36	W
PTC Power	PTC	402.9	W
Open-circuit voltage	V_oc_ref	48.9	V
Short-circuit current	I_sc_ref	11.3	A
Max-power voltage	V_mp_ref	40.6	V
Max-power current	I_mp_ref	10.6	A
Fill factor	FF	0.7788	—
Efficiency (STC)	η	20.4	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004633	A/°C
Voc temperature coefficient	beta_oc	-0.126651	V/°C
Pmax temperature coefficient	gamma_r	-0.331	%/°C
NOCT	T_NOCT	44.8	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.7786	V
Light-generated current (ref)	I_L_ref	11.3153	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.25967	Ω
Shunt resistance (ref)	R_sh_ref	191.413	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	5.9235	%

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 72

Module area 2.11 m²

NOCT 44.8 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr