RNG International Inc RSP550D-144

Mono-c-Si

550 W Pmax

49.95 V Voc

14.05 A Isc

41.97 V Vmp

13.11 A Imp

21.49 % eff.

0.784 FF

72 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	550.227	W
PTC Power	PTC	519.2	W
Open-circuit voltage	V_oc_ref	49.95	V
Short-circuit current	I_sc_ref	14.05	A
Max-power voltage	V_mp_ref	41.97	V
Max-power current	I_mp_ref	13.11	A
Fill factor	FF	0.784	—
Efficiency (STC)	η	21.49	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.004847	A/°C
Voc temperature coefficient	beta_oc	-0.144156	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	1.81501	V
Light-generated current (ref)	I_L_ref	14.07064	A
Saturation current (ref)	I_o_ref	1.52e-11	A
Series resistance	R_s	0.17236	Ω
Shunt resistance (ref)	R_sh_ref	117.353	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	-5.1498	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 2.56 m²

NOCT 43.2 °C

Temp. coefficient of Pmax -0.328 %/°C

Temp. coefficient of Voc -0.289 %/°C

Temp. coefficient of Isc 0.034 %/°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

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