Wuxi Suntech Power Co. Ltd STP400S-A24U/Vfw

Mono-c-Si

400.198 W Pmax

49.2 V Voc

10.33 A Isc

40.1 V Vmp

9.98 A Imp

20.52 % eff.

0.7874 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	400.198	W
PTC Power	PTC	371.3	W
Open-circuit voltage	V_oc_ref	49.2	V
Short-circuit current	I_sc_ref	10.33	A
Max-power voltage	V_mp_ref	40.1	V
Max-power current	I_mp_ref	9.98	A
Fill factor	FF	0.7874	—
Efficiency (STC)	η	20.52	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004235	A/°C
Voc temperature coefficient	beta_oc	-0.13038	V/°C
Pmax temperature coefficient	gamma_r	-0.356	%/°C
NOCT	T_NOCT	46.1	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.81567	V
Light-generated current (ref)	I_L_ref	10.5437	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.35594	Ω
Shunt resistance (ref)	R_sh_ref	615.963	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	6.9728	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.95 m²

NOCT 46.1 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr