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. Technical specifications for the JA Solar JAM78D30-605/MB: maximum power 605W, efficiency 22.24%, Vmp 45.5V, Voc 53.6V, Isc 14.08A. This Monocrystalline module carries a 30-year warranty.
🏭View all 312 JA Solar models Brand range: 165W–635W
Monocrystalline

JA Solar JAM78D30-605/MB

Max Power
605W
Efficiency
22.24%
Operating V
45.5V
Warranty
30Y
JA Solar JAM78D30-605/MB logo
Technical Specifications
Open Circuit Voltage (Voc)53.6V
Short Circuit Current (Isc)14.08A
Voltage at Pmax (Vmp)45.5V
Current at Pmax (Imp)13.29A
Temp. Coefficient of Pmax-0.336%/°C
Dimensions2118 x 1284 x 35 mm
Weight34.0kg
NOCT44.86°C
PTC Rating574.7W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 312 JA Solar models in database

FAQ

What warranty does JA Solar provide?

JA Solar offers a 30-year warranty for the JAM78D30-605/MB, reflecting confidence in long-term durability.

How efficient is the JA Solar JAM78D30-605/MB?

This panel has 22.24% efficiency, which is high for commercial solar panels.

What is the max power output of the JA Solar JAM78D30-605/MB?

The JA Solar JAM78D30-605/MB is rated at 605W under STC (1000 W/m², 25°C, AM 1.5).

What are the dimensions and weight of the JA Solar JAM78D30-605/MB?

It measures 2118 x 1284 x 35 mm and weighs 34.0kg.

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