Wuxi Suntech Power Co. Ltd STP335S-A21/Wfhb

Mono-c-Si

335.16 W Pmax

42.3 V Voc

9.91 A Isc

36.0 V Vmp

9.31 A Imp

19.37 % eff.

0.7995 FF

60 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	335.16	W
PTC Power	PTC	312.1	W
Open-circuit voltage	V_oc_ref	42.3	V
Short-circuit current	I_sc_ref	9.91	A
Max-power voltage	V_mp_ref	36.0	V
Max-power current	I_mp_ref	9.31	A
Fill factor	FF	0.7995	—
Efficiency (STC)	η	19.37	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005351	A/°C
Voc temperature coefficient	beta_oc	-0.112941	V/°C
Pmax temperature coefficient	gamma_r	-0.341	%/°C
NOCT	T_NOCT	45.5	°C
CEC Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.59983	V
Light-generated current (ref)	I_L_ref	9.91679	A
Saturation current (ref)	I_o_ref	—	A
Series resistance	R_s	0.13749	Ω
Shunt resistance (ref)	R_sh_ref	200.671	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	11.7105	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.73 m²

NOCT 45.5 °C

CEC listing date 11/16/2022

Annual degradation 0.55%/yr