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. Designed for large commercial installations, the JA Solar JAM66D45-605/LB combines 605W power output with 22.92% efficiency in a Monocrystalline form factor.
🏭View all 312 JA Solar models Brand range: 165W–635W
Monocrystalline

JA Solar JAM66D45-605/LB

Max Power
605W
Efficiency
22.92%
Operating V
39.6V
Warranty
30Y
JA Solar JAM66D45-605/LB logo
Technical Specifications
Open Circuit Voltage (Voc)47.9V
Short Circuit Current (Isc)16A
Voltage at Pmax (Vmp)39.6V
Current at Pmax (Imp)15.28A
Temp. Coefficient of Pmax-0.317%/°C
Dimensions2087 x 1265 x 35 mm
Weight33.0kg
NOCT45.954°C
PTC Rating574.8W
📋 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 JAM66D45-605/LB?

This panel has 22.92% efficiency, which is high for commercial solar panels.

What is the max power output of the JA Solar JAM66D45-605/LB?

The JA Solar JAM66D45-605/LB is rated at 605W under STC (1000 W/m², 25°C, AM 1.5).

What are the dimensions and weight of the JA Solar JAM66D45-605/LB?

It measures 2087 x 1265 x 35 mm and weighs 33.0kg.

What warranty does JA Solar provide?

JA Solar offers a 30-year warranty for the JAM66D45-605/LB, reflecting confidence in long-term durability.

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At 605W, this is one of JA Solar's most powerful panels.

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