JA Solar JAM66D45-595/LB

Mono-c-Si Bifacial

595 W Pmax

47.5 V Voc

15.9 A Isc

39.27 V Vmp

15.15 A Imp

22.54 % eff.

0.7877 FF

66 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	594.941	W
PTC Power	PTC	558.6	W
Open-circuit voltage	V_oc_ref	47.5	V
Short-circuit current	I_sc_ref	15.9	A
Max-power voltage	V_mp_ref	39.27	V
Max-power current	I_mp_ref	15.15	A
Fill factor	FF	0.7877	—
Efficiency (STC)	η	22.54	%
Temperature Coefficients
Isc temperature coefficient	alpha_sc	0.006519	A/°C
Voc temperature coefficient	beta_oc	-0.117325	V/°C
Pmax temperature coefficient	gamma_r	-0.317	%/°C
NOCT	T_NOCT	46.0	°C
Single-Diode (De Soto) Parameters
Modified ideality factor	a_ref	1.6743	V
Light-generated current (ref)	I_L_ref	15.90426	A
Saturation current (ref)	I_o_ref	7.56e-12	A
Series resistance	R_s	0.19806	Ω
Shunt resistance (ref)	R_sh_ref	739.575	Ω
Cells in series	N_s	66	—
CEC Adjust factor	Adjust	3.5147	%

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Module Specifications

Technology Mono-c-Si

Bifacial Yes

BIPV No

Cells in series 66

Module area 2.64 m²

NOCT 46.0 °C

Temp. coefficient of Pmax -0.317 %/°C

Temp. coefficient of Voc -0.247 %/°C

Temp. coefficient of Isc 0.041 %/°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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