G-Star Pte Ltd GSD7G72M-555WT

Mono-c-Si

555 W Pmax

50.08 V Voc

14.07 A Isc

42.12 V Vmp

13.18 A Imp

21.69 % eff.

0.7879 FF

72 cells

Same test data as GSD7G72M-555BT. 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	555.142	W
PTC Power	PTC	523.6	W
Open-circuit voltage	V_oc_ref	50.08	V
Short-circuit current	I_sc_ref	14.07	A
Max-power voltage	V_mp_ref	42.12	V
Max-power current	I_mp_ref	13.18	A
Fill factor	FF	0.7879	—
Efficiency (STC)	η	21.69	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006233	A/°C
Voc temperature coefficient	beta_oc	-0.148237	V/°C
Pmax temperature coefficient	gamma_r	-0.3321	%/°C
NOCT	T_NOCT	43.2	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.84991	V
Light-generated current (ref)	I_L_ref	14.08608	A
Saturation current (ref)	I_o_ref	2.4e-11	A
Series resistance	R_s	0.16385	Ω
Shunt resistance (ref)	R_sh_ref	143.377	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	-4.2172	%

Actions

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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 -0.332 %/°C

Temp. coefficient of Voc -0.296 %/°C

Temp. coefficient of Isc 0.044 %/°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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