Phono Solar Technology Co.Ltd. PS550M8GFH-24/TH

Mono-c-Si

550 W Pmax

49.7 V Voc

13.95 A Isc

41.5 V Vmp

13.25 A Imp

22.0 % eff.

0.7931 FF

72 cells

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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	549.875	W
PTC Power	PTC	512.1	W
Open-circuit voltage	V_oc_ref	49.7	V
Short-circuit current	I_sc_ref	13.95	A
Max-power voltage	V_mp_ref	41.5	V
Max-power current	I_mp_ref	13.25	A
Fill factor	FF	0.7931	—
Efficiency (STC)	η	22.0	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.005162	A/°C
Voc temperature coefficient	beta_oc	-0.13419	V/°C
Pmax temperature coefficient	gamma_r	-0.38	%/°C
NOCT	T_NOCT	44.5	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.89989	V
Light-generated current (ref)	I_L_ref	13.9536	A
Saturation current (ref)	I_o_ref	6.05e-11	A
Series resistance	R_s	0.17776	Ω
Shunt resistance (ref)	R_sh_ref	693.643	Ω
Cells in series	N_s	48	—
CEC Adjust factor	Adjust	13.2965	%

The CEC list gives 48 cells in series, which puts 1.04 V on each cell. A silicon cell gives 0.55 to 0.80 V, so PV Ivy uses 72 cells in series for the .PAN file and Similar Modules, found from the CEC count times 1.5 (it counts the half cells of one bypass substring).

Additional Model Sources

Source	Model type	Fit quality	Citation
CEC module list (via SAM library) Default	CEC / De Soto single-diode	—	https://www.energy.ca.gov/media/2367
Sandia PVsyst single-diode fit	PVsyst single-diode	NMBE Pmp1.55	Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72 (inferred, CEC lists 48)

Module area 2.5 m²

NOCT 44.5 °C

Temp. coefficient of Pmax -0.380 %/°C

Temp. coefficient of Voc -0.270 %/°C

Temp. coefficient of Isc 0.037 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Measured Data

No measured data yet for this module.

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