Jinko Solar Co. Ltd JKM555M-7RL4

Mono-c-Si

555 W Pmax

53.44 V Voc

13.26 A Isc

43.95 V Vmp

12.63 A Imp

20.87 % eff.

0.7833 FF

78 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	555.089	W
PTC Power	PTC	514.7	W
Open-circuit voltage	V_oc_ref	53.44	V
Short-circuit current	I_sc_ref	13.26	A
Max-power voltage	V_mp_ref	43.95	V
Max-power current	I_mp_ref	12.63	A
Fill factor	FF	0.7833	—
Efficiency (STC)	η	20.87	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.008867	A/°C
Voc temperature coefficient	beta_oc	-0.141889	V/°C
Pmax temperature coefficient	gamma_r	-0.3689	%/°C
NOCT	T_NOCT	45.7	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	2.04727	V
Light-generated current (ref)	I_L_ref	13.26	A
Saturation current (ref)	I_o_ref	6.11e-11	A
Series resistance	R_s	0.2575	Ω
Shunt resistance (ref)	R_sh_ref	999999.928	Ω
Cells in series	N_s	26	—
CEC Adjust factor	Adjust	15.4005	%

The CEC list gives 26 cells in series, which puts 2.06 V on each cell. A silicon cell gives 0.55 to 0.80 V, so PV Ivy uses 78 cells in series for the .PAN file and Similar Modules, found from the CEC count times 3 (it counts one bypass substring).

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 78 (inferred, CEC lists 26)

Module area 2.66 m²

NOCT 45.7 °C

Temp. coefficient of Pmax -0.369 %/°C

Temp. coefficient of Voc -0.266 %/°C

Temp. coefficient of Isc 0.067 %/°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.

JKM555M-7RL4 Main listing, this page
JKM555M-7RL4-V

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