JA Solar JAM72D40 LB Series – 590w

JA Solar JAM72D40-590/LB (DeepBlue 4.0 LB Series) – 590 W Bifacial Solar Module

High-efficiency, durable, bifacial module designed for large-scale and high-performance solar installations.

Rated Power: 590 W (STC)
Module Efficiency: ~ 22.3 %
Voc (Open-Circuit Voltage): 52.00 V
Vmp (Voltage at Max Power): 43.41 V
Isc (Short-Circuit Current): 14.35 A
Imp (Current at Max Power): 13.59 A
Double-Glass / Bifacial Construction: front + back glass for improved durability and higher yield, especially in reflective ground conditions
Mechanical Load Ratings: 5,400 Pa (front) / 2,400 Pa (back)
Operating Temperature Range: –40 °C to +85 °C
Temperature Coefficient (Pmax): –0.29 % / °C
Max System Voltage: 1,500 V DC
Frame / Junction Box / Connectors: MC4 / EVO2 type, robust junction box rating (IP68)
Dimensions & Weight: 2,333 × 1,134 × 30 mm, ~ 32.5 kg
Warranty & Degradation: 12-year product warranty; 30-year linear power warranty (first-year ≤1 %, thereafter ~0.40 % / year)

High power in a single panel: 590 W allows you to reduce string count or roof footprint for a given system output.
Bifacial gain: Using both sides of the module can yield additional energy, particularly over reflective surfaces (like white roofs, sand, or lightly colored ground).
Durability: Double-glass construction is more resistant to moisture ingress, PID, and mechanical stress.
High voltage compatibility: 1,500 V system rating allows longer strings and lower wiring losses.
Strong safety margins: Good mechanical and environmental tolerances (wind, snow, temperature) make it suitable for harsh climates.