First Solar Inc. FS-6445A-P-x

CdTe

445.68 W Pmax

220.4 V Voc

2.56 A Isc

185.7 V Vmp

2.4 A Imp

17.69 % eff.

0.7899 FF

264 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	445.68	W
PTC Power	PTC	409.7	W
Open-circuit voltage	V_oc_ref	220.4	V
Short-circuit current	I_sc_ref	2.56	A
Max-power voltage	V_mp_ref	185.7	V
Max-power current	I_mp_ref	2.4	A
Fill factor	FF	0.7899	—
Efficiency (STC)	η	17.69	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.001434	A/°C
Voc temperature coefficient	beta_oc	-0.621528	V/°C
Pmax temperature coefficient	gamma_r	-0.307	%/°C
NOCT	T_NOCT	50.7	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	8.04064	V
Light-generated current (ref)	I_L_ref	2.56286	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	3.90559	Ω
Shunt resistance (ref)	R_sh_ref	3501.61	Ω
Cells in series	N_s	264	—
CEC Adjust factor	Adjust	-2.3234	%

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Module Specifications

Technology CdTe

Bifacial No

BIPV No

Cells in series 264

Module area 2.52 m²

NOCT 50.7 °C

CEC listing date 11/16/2022

Annual degradation 0.5%/yr

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