Silfab Solar Inc. SIL-505HN

Mono-c-Si

506 W Pmax

54.5 V Voc

11.51 A Isc

45.7 V Vmp

11.07 A Imp

22.19 % eff.

0.8065 FF

78 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	505.899	W
PTC Power	PTC	465.8	W
Open-circuit voltage	V_oc_ref	54.5	V
Short-circuit current	I_sc_ref	11.51	A
Max-power voltage	V_mp_ref	45.7	V
Max-power current	I_mp_ref	11.07	A
Fill factor	FF	0.8065	—
Efficiency (STC)	η	22.19	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.007597	A/°C
Voc temperature coefficient	beta_oc	-0.165135	V/°C
Pmax temperature coefficient	gamma_r	-0.378	%/°C
NOCT	T_NOCT	47.1	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	2.15524	V
Light-generated current (ref)	I_L_ref	11.6254	A
Saturation current (ref)	I_o_ref	1.21e-10	A
Series resistance	R_s	0.2005	Ω
Shunt resistance (ref)	R_sh_ref	6805.35	Ω
Cells in series	N_s	78	—
CEC Adjust factor	Adjust	7.9053	%

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 78

Module area 2.28 m²

NOCT 47.1 °C

Temp. coefficient of Pmax -0.378 %/°C

Temp. coefficient of Voc -0.303 %/°C

Temp. coefficient of Isc 0.066 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Annual degradation 0.5%/yr

Measured Data

No measured data yet for this module.

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