Jinko Solar Co. Ltd JKM520M-7TL4-V

Mono-c-Si

520 W Pmax

49.1 V Voc

13.57 A Isc

40.41 V Vmp

12.87 A Imp

21.14 % eff.

0.7806 FF

72 cells

Same test data as JKM520M-7TL4 and 2 other listings. CEC lists each frame, color and backsheet version as its own listing.

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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	520.077	W
PTC Power	PTC	476.9	W
Open-circuit voltage	V_oc_ref	49.1	V
Short-circuit current	I_sc_ref	13.57	A
Max-power voltage	V_mp_ref	40.41	V
Max-power current	I_mp_ref	12.87	A
Fill factor	FF	0.7806	—
Efficiency (STC)	η	21.14	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006405	A/°C
Voc temperature coefficient	beta_oc	-0.154665	V/°C
Pmax temperature coefficient	gamma_r	-0.415	%/°C
NOCT	T_NOCT	46.1	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.96394	V
Light-generated current (ref)	I_L_ref	13.57216	A
Saturation current (ref)	I_o_ref	1.88e-10	A
Series resistance	R_s	0.21662	Ω
Shunt resistance (ref)	R_sh_ref	1359.691	Ω
Cells in series	N_s	24	—
CEC Adjust factor	Adjust	6.4001	%

The CEC list gives 24 cells in series, which puts 2.05 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 3 (it counts one bypass substring).

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72 (inferred, CEC lists 24)

Module area 2.46 m²

NOCT 46.1 °C

Temp. coefficient of Pmax -0.415 %/°C

Temp. coefficient of Voc -0.315 %/°C

Temp. coefficient of Isc 0.047 %/°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

4 listings with identical nameplate test data, one per frame, color or backsheet version.

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