RNG International Inc RSP235D-BK-64

Mono-c-Si

235 W Pmax

21.87 V Voc

13.57 A Isc

18.51 V Vmp

12.7 A Imp

20.09 % eff.

0.7921 FF

32 cells

Same test data as RSP235D-64. CEC lists each frame, color and backsheet version as its own listing.

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	235.077	W
PTC Power	PTC	221.5	W
Open-circuit voltage	V_oc_ref	21.87	V
Short-circuit current	I_sc_ref	13.57	A
Max-power voltage	V_mp_ref	18.51	V
Max-power current	I_mp_ref	12.7	A
Fill factor	FF	0.7921	—
Efficiency (STC)	η	20.09	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004682	A/°C
Voc temperature coefficient	beta_oc	-0.063117	V/°C
Pmax temperature coefficient	gamma_r	-0.3281	%/°C
NOCT	T_NOCT	43.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	0.79645	V
Light-generated current (ref)	I_L_ref	13.58514	A
Saturation current (ref)	I_o_ref	1.57e-11	A
Series resistance	R_s	0.06621	Ω
Shunt resistance (ref)	R_sh_ref	59.34	Ω
Cells in series	N_s	32	—
CEC Adjust factor	Adjust	-4.6648	%

Actions

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 32

Module area 1.17 m²

NOCT 43.2 °C

Temp. coefficient of Pmax -0.328 %/°C

Temp. coefficient of Voc -0.289 %/°C

Temp. coefficient of Isc 0.035 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 23 Jun 2026 list

Measured Data

No measured data yet for this module.

Same Test Data

2 listings with identical nameplate test data, one per frame, color or backsheet version.

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