LONGi Green Energy Technology Co. Ltd. LR6-78HBD-420M

Mono-c-Si Bifacial

420.132 W Pmax

53.2 V Voc

10.18 A Isc

44.6 V Vmp

9.42 A Imp

19.91 % eff.

0.7758 FF

78 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	420.132	W
PTC Power	PTC	392.9	W
Open-circuit voltage	V_oc_ref	53.2	V
Short-circuit current	I_sc_ref	10.18	A
Max-power voltage	V_mp_ref	44.6	V
Max-power current	I_mp_ref	9.42	A
Fill factor	FF	0.7758	—
Efficiency (STC)	η	19.91	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004785	A/°C
Voc temperature coefficient	beta_oc	-0.142576	V/°C
Pmax temperature coefficient	gamma_r	-0.337	%/°C
NOCT	T_NOCT	44.8	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.9894	V
Light-generated current (ref)	I_L_ref	10.1991	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.25215	Ω
Shunt resistance (ref)	R_sh_ref	134.16	Ω
Cells in series	N_s	78	—
CEC Adjust factor	Adjust	8.6118	%

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 78

Module area 2.11 m²

NOCT 44.8 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr