JA Solar JAM72S20-450MR

Monocrystalline photovoltaic module JA Solar JAM72S20-450MR

    • Power: 450 W
    • Efficiency: 20.2%
    • Dimensions: 2120 × 1052 × 40 mm

SKU: PV-M-JAM72S20-450MR Category: Tag:


Assembled with multi-busbar cells, the half-cell configuration of the modules offers the advantages of higher power output, better temperature-dependent performance, reduced shading effect on the energy generation, lower risk of hot spot, as well as enhanced tolerance for mechanical loading.

Additional information


JA Solar

Type of module


Rated Power - Pmax (STC)

450 W

Open Circuit Voltage - Voc (STC)

49.7 V

Short Circuit Current - Isc (STC)

11.36 A

Max. Power Voltage - Vmpp (STC)

41.52 V

Max. Power Current - Impp (STC)

10.84 A

Module Efficiency

20.2 %

Maximum Power pmax (NOCT)

340 W

Open Circuit Voltage - Voc (NOCT)

46.90 V

Short Circuit Current - Isc (NOCT)

9.25 A

Voltage at Maximum Power - Vmpp (NOCT)

39.19 V

Current at Maximum Power - Impp (NOCT)

8.68 A


2120*1052*40 mm


25 kg


4mm² (IEC), 12 AWG (UL)


IP68, three diodes

Operational Temperature

-40℃ ~+85℃

Max. Series Fuse Rating

20 A

Max. static load, front

5400 Pa

Max. static load, back

2400 Pa

Nominal Operating temperature (NOCT)


Temperature Coefficient of Voc


Temperature Coefficient of Isc


Temperature Coefficient of Pmax


Datasheet JA Solar JAM72S20-450MR (EN) Download

Warranty (EN) Download

Certificate TUV (EN) Download

Declaration of conformity (PL/EN) Download