Jinko Solar Co. Ltd JKM425N-54HL4-B

Mono-c-Si

425 W Pmax

38.95 V Voc

13.58 A Isc

32.37 V Vmp

13.13 A Imp

21.8 % eff.

0.8035 FF

54 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	425.018	W
PTC Power	PTC	398.1	W
Open-circuit voltage	V_oc_ref	38.95	V
Short-circuit current	I_sc_ref	13.58	A
Max-power voltage	V_mp_ref	32.37	V
Max-power current	I_mp_ref	13.13	A
Fill factor	FF	0.8035	—
Efficiency (STC)	η	21.8	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.00626	A/°C
Voc temperature coefficient	beta_oc	-0.098544	V/°C
Pmax temperature coefficient	gamma_r	-0.308	%/°C
NOCT	T_NOCT	47.0	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.37448	V
Light-generated current (ref)	I_L_ref	13.58016	A
Saturation current (ref)	I_o_ref	6.7e-12	A
Series resistance	R_s	0.1746	Ω
Shunt resistance (ref)	R_sh_ref	14846.12	Ω
Cells in series	N_s	18	—
CEC Adjust factor	Adjust	1.2564	%

The CEC list gives 18 cells in series, which puts 2.16 V on each cell. A silicon cell gives 0.55 to 0.80 V, so PV Ivy uses 54 cells in series for the .PAN file and Similar Modules, found from the model name (54 cells).

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 54 (inferred, CEC lists 18)

Module area 1.95 m²

NOCT 47.0 °C

Temp. coefficient of Pmax -0.308 %/°C

Temp. coefficient of Voc -0.253 %/°C

Temp. coefficient of Isc 0.046 %/°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.

JKM425N-54HL4-B Main listing, this page
JKM425N-54HL4R-B

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