IMPERIAL STAR SOLAR(CAMBODIA) CO LTD ISM7-SHDB144-535/M

Mono-c-Si

535 W Pmax

49.33 V Voc

13.81 A Isc

41.54 V Vmp

12.88 A Imp

20.9 % eff.

0.7854 FF

72 cells

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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	535.035	W
PTC Power	PTC	502.8	W
Open-circuit voltage	V_oc_ref	49.33	V
Short-circuit current	I_sc_ref	13.81	A
Max-power voltage	V_mp_ref	41.54	V
Max-power current	I_mp_ref	12.88	A
Fill factor	FF	0.7854	—
Efficiency (STC)	η	20.9	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004543	A/°C
Voc temperature coefficient	beta_oc	-0.129935	V/°C
Pmax temperature coefficient	gamma_r	-0.3543	%/°C
NOCT	T_NOCT	42.9	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.84184	V
Light-generated current (ref)	I_L_ref	13.82805	A
Saturation current (ref)	I_o_ref	3.13e-11	A
Series resistance	R_s	0.15683	Ω
Shunt resistance (ref)	R_sh_ref	119.955	Ω
Cells in series	N_s	144	—
CEC Adjust factor	Adjust	10.3879	%

The CEC list gives 144 cells in series, which puts 0.34 V on each cell. A silicon cell gives 0.55 to 0.80 V, so PV Ivy uses 72 cells in series for the .PAN file and Similar Modules, found from the model name (144 half cells).

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72 (inferred, CEC lists 144)

Module area 2.56 m²

NOCT 42.9 °C

Temp. coefficient of Pmax -0.354 %/°C

Temp. coefficient of Voc -0.263 %/°C

Temp. coefficient of Isc 0.033 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

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