Jinko Solar Co. Ltd JKM280M-72

Mono-c-Si

280 W Pmax

45.4 V Voc

8.39 A Isc

36.3 V Vmp

7.71 A Imp

14.43 % eff.

0.7348 FF

72 cells

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	279.873	W
PTC Power	PTC	252.1	W
Open-circuit voltage	V_oc_ref	45.4	V
Short-circuit current	I_sc_ref	8.39	A
Max-power voltage	V_mp_ref	36.3	V
Max-power current	I_mp_ref	7.71	A
Fill factor	FF	0.7348	—
Efficiency (STC)	η	14.43	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.003719	A/°C
Voc temperature coefficient	beta_oc	-0.137889	V/°C
Pmax temperature coefficient	gamma_r	-0.4351	%/°C
NOCT	T_NOCT	46.6	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.85335	V
Light-generated current (ref)	I_L_ref	8.41811	A
Saturation current (ref)	I_o_ref	1.86e-10	A
Series resistance	R_s	0.47148	Ω
Shunt resistance (ref)	R_sh_ref	140.698	Ω
Cells in series	N_s	72	—
CEC Adjust factor	Adjust	14.7921	%

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 Pmp0.0826	Sandia National Laboratories — PVsyst single-diode parameter translation. See data/pvsyst_params.README.md. https://pvpmc.sandia.gov/

Actions

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Module Specifications

Technology Mono-c-Si

Bifacial No

BIPV No

Cells in series 72

Module area 1.94 m²

Dimensions 1.956 × 0.992 m

NOCT 46.6 °C

Temp. coefficient of Pmax -0.435 %/°C

Temp. coefficient of Voc -0.304 %/°C

Temp. coefficient of Isc 0.044 %/°C

CEC list On the 23 Jun 2026 list

Parameters from 16 Nov 2022 list

Annual degradation 0.55%/yr

Measured Data

No measured data yet for this module.

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