Shanghai ST Solar STP220-54

Multi-c-Si

220 W Pmax

34.0 V Voc

8.99 A Isc

27.2 V Vmp

8.09 A Imp

14.73 % eff.

0.7199 FF

54 cells

IV & PV Curves at STC (1000 W/m², 25 °C)

IV Curves at Multiple Conditions

Irradiance sweep at 25 °C

Temperature sweep at 1000 W/m²

Single-Diode Model Parameters

Source: California Energy Commission module list · retrieved via SAM library · energy.ca.gov · All data sources

Parameter	Symbol	Value	Unit
Nameplate (STC)
STC Power	STC	220.048	W
PTC Power	PTC	197.2	W
Open-circuit voltage	V_oc_ref	34.0	V
Short-circuit current	I_sc_ref	8.99	A
Max-power voltage	V_mp_ref	27.2	V
Max-power current	I_mp_ref	8.09	A
Fill factor	FF	0.7199	—
Efficiency (STC)	η	14.73	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005394	A/°C
Voc temperature coefficient	beta_oc	-0.1088	V/°C
Pmax temperature coefficient	gamma_r	-0.45	%/°C
NOCT	T_NOCT	46.8	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.45125	V
Light-generated current (ref)	I_L_ref	9.0371	A
Saturation current (ref)	I_o_ref	5.67e-10	A
Series resistance	R_s	0.31483	Ω
Shunt resistance (ref)	R_sh_ref	60.093	Ω
Cells in series	N_s	54	—
CEC Adjust factor	Adjust	18.3701	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 54

Module area 1.494 m²

Dimensions 1.494 × 1.0 m

NOCT 46.8 °C

Temp. coefficient of Pmax -0.450 %/°C

Temp. coefficient of Voc -0.320 %/°C

Temp. coefficient of Isc 0.060 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Measured Data

No measured data yet for this module.

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