Sun Gold Power Inc SG420WM

Mono-c-Si

421 W Pmax

37.7 V Voc

14.07 A Isc

31.7 V Vmp

13.27 A Imp

22.14 % eff.

0.793 FF

54 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	420.659	W
PTC Power	PTC	397.2	W
Open-circuit voltage	V_oc_ref	37.7	V
Short-circuit current	I_sc_ref	14.07	A
Max-power voltage	V_mp_ref	31.7	V
Max-power current	I_mp_ref	13.27	A
Fill factor	FF	0.793	—
Efficiency (STC)	η	22.14	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007035	A/°C
Voc temperature coefficient	beta_oc	-0.097643	V/°C
Pmax temperature coefficient	gamma_r	-0.339	%/°C
NOCT	T_NOCT	42.3	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.39724	V
Light-generated current (ref)	I_L_ref	14.08051	A
Saturation current (ref)	I_o_ref	2.65e-11	A
Series resistance	R_s	0.12303	Ω
Shunt resistance (ref)	R_sh_ref	164.747	Ω
Cells in series	N_s	54	—
CEC Adjust factor	Adjust	10.3233	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 54

Module area 1.9 m²

NOCT 42.3 °C

Temp. coefficient of Pmax -0.339 %/°C

Temp. coefficient of Voc -0.259 %/°C

Temp. coefficient of Isc 0.050 %/°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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