Zhejiang Sunpro Power Technology Co Ltd SPDG590-N144M10

Mono-c-Si

590 W Pmax

51.7 V Voc

14.48 A Isc

42.87 V Vmp

13.77 A Imp

23.43 % eff.

0.7885 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	590.32	W
PTC Power	PTC	561.0	W
Open-circuit voltage	V_oc_ref	51.7	V
Short-circuit current	I_sc_ref	14.48	A
Max-power voltage	V_mp_ref	42.87	V
Max-power current	I_mp_ref	13.77	A
Fill factor	FF	0.7885	—
Efficiency (STC)	η	23.43	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006226	A/°C
Voc temperature coefficient	beta_oc	-0.129767	V/°C
Pmax temperature coefficient	gamma_r	-0.295	%/°C
NOCT	T_NOCT	43.4	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.78464	V
Light-generated current (ref)	I_L_ref	14.48745	A
Saturation current (ref)	I_o_ref	3.77e-12	A
Series resistance	R_s	0.23294	Ω
Shunt resistance (ref)	R_sh_ref	452.614	Ω
Cells in series	N_s	24	—
CEC Adjust factor	Adjust	-3.0884	%

The CEC list gives 24 cells in series, which puts 2.15 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 model name (144 half cells).

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72 (inferred, CEC lists 24)

Module area 2.52 m²

NOCT 43.4 °C

Temp. coefficient of Pmax -0.295 %/°C

Temp. coefficient of Voc -0.251 %/°C

Temp. coefficient of Isc 0.043 %/°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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