Sunny International Power SPM-230PB204

Multi-c-Si

230 W Pmax

36.89 V Voc

8.1 A Isc

29.2 V Vmp

7.89 A Imp

14.3 % eff.

0.771 FF

60 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	230.388	W
PTC Power	PTC	207.7	W
Open-circuit voltage	V_oc_ref	36.89	V
Short-circuit current	I_sc_ref	8.1	A
Max-power voltage	V_mp_ref	29.2	V
Max-power current	I_mp_ref	7.89	A
Fill factor	FF	0.771	—
Efficiency (STC)	η	14.3	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007266	A/°C
Voc temperature coefficient	beta_oc	-0.128672	V/°C
Pmax temperature coefficient	gamma_r	-0.4561	%/°C
NOCT	T_NOCT	45.0	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.59559	V
Light-generated current (ref)	I_L_ref	8.1	A
Saturation current (ref)	I_o_ref	7.37e-10	A
Series resistance	R_s	0.24288	Ω
Shunt resistance (ref)	R_sh_ref	999999.845	Ω
Cells in series	N_s	60	—
CEC Adjust factor	Adjust	11.2967	%

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Module Specifications

Technology Multi-c-Si

Bifacial No

BIPV No

Cells in series 60

Module area 1.6111 m²

Dimensions 1.634 × 0.986 m

NOCT 45.0 °C

Temp. coefficient of Pmax -0.456 %/°C

Temp. coefficient of Voc -0.349 %/°C

Temp. coefficient of Isc 0.090 %/°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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