Shanghai ST Solar STM265-104

Mono-c-Si

265 W Pmax

65.0 V Voc

5.66 A Isc

52.0 V Vmp

5.1 A Imp

14.48 % eff.

0.7208 FF

104 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	265.2	W
PTC Power	PTC	236.4	W
Open-circuit voltage	V_oc_ref	65.0	V
Short-circuit current	I_sc_ref	5.66	A
Max-power voltage	V_mp_ref	52.0	V
Max-power current	I_mp_ref	5.1	A
Fill factor	FF	0.7208	—
Efficiency (STC)	η	14.48	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.00283	A/°C
Voc temperature coefficient	beta_oc	-0.221	V/°C
Pmax temperature coefficient	gamma_r	-0.46	%/°C
NOCT	T_NOCT	47.1	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	2.78584	V
Light-generated current (ref)	I_L_ref	5.6886	A
Saturation current (ref)	I_o_ref	3.93e-10	A
Series resistance	R_s	0.95084	Ω
Shunt resistance (ref)	R_sh_ref	188.198	Ω
Cells in series	N_s	104	—
CEC Adjust factor	Adjust	12.3488	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 104

Module area 1.832 m²

Dimensions 1.715 × 1.068 m

NOCT 47.1 °C

Temp. coefficient of Pmax -0.460 %/°C

Temp. coefficient of Voc -0.340 %/°C

Temp. coefficient of Isc 0.050 %/°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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