S SOLARSPECS
JA Solar is one of the world's largest solar panel manufacturers, founded in 2005 and headquartered in Beijing, supplying modules for 100+ countries. JA Solar's JAM72S20-455/MR leverages Monocrystalline technology to achieve 20.97% module efficiency and 455W maximum power. Key specs: Voc=49.9V, Isc=11.41A, Vmp=41.8V, Imp=10.88A. Warranty: 25 years.
🏭View all 312 JA Solar models Brand range: 165W–635W
Monocrystalline

JA Solar JAM72S20-455/MR

Max Power
455W
Efficiency
20.97%
Operating V
41.8V
Warranty
25Y
JA Solar JAM72S20-455/MR logo
Technical Specifications
Open Circuit Voltage (Voc)49.9V
Short Circuit Current (Isc)11.41A
Voltage at Pmax (Vmp)41.8V
Current at Pmax (Imp)10.88A
Temp. Coefficient of Pmax-0.335%/°C
Dimensions1892 x 1147 x 35 mm
Weight27.1kg
NOCT44.61°C
PTC Rating432.6W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 312 JA Solar models in database

FAQ

How efficient is the JA Solar JAM72S20-455/MR?

This panel has 20.97% efficiency, which is above average for commercial solar panels.

How long is the warranty for the JA Solar JAM72S20-455/MR?

The JAM72S20-455/MR comes with a 25-year product warranty covering defects and degradation.

What are the dimensions and weight of the JA Solar JAM72S20-455/MR?

It measures 1892 x 1147 x 35 mm and weighs 27.1kg.

What is the max power output of the JA Solar JAM72S20-455/MR?

The JA Solar JAM72S20-455/MR is rated at 455W under STC (1000 W/m², 25°C, AM 1.5).

Compare This Panel

Add this JA Solar JAM72S20-455/MR to compare specs side-by-side with other commercial solar panels.

📄 Download

Save this datasheet as PDF for offline reference.

Share

Advertisement
📊 Brand Context

JA Solar offers 312 solar panel models from 165W to 635W.

Browse all JA Solar models →
0 to Compare