Q CELLS Q.PEAK DUO XL-G11S.3/BFG 590W Bifacial Solar Panel

The Q.PEAK DUO XL-G11S.3/BFG 590W is a bifacial, monocrystalline solar panel with advanced Q.ANTUM DUO cell technology—optimized for commercial and utility-scale installations. With a rear glass layer and bifacial gain of up to 21%, this module delivers top-tier output with long-term reliability even in harsh conditions.

Key Specifications

• Nominal Power Output: 590 W

• Module Efficiency: ~21.3%

• Cell Type: Monocrystalline Q.ANTUM DUO, 156 half-cells

• Bifacial Boost: Up to 21% rear-side gain

• Dimensions: 2462 × 1134 × 35 mm

• Weight: 35.0 kg

• Frame: Anodized aluminum with reinforced dual-glass

• Connector: MC4-compatible

• Glass: 2 mm double-tempered, both sides

• Operating Temperature: −40°C to +85°C

• System Voltage: 1500 V (IEC/UL)

• Snow Load Rating: 5400 Pa

• Wind Load Rating: 3750 Pa

• Junction Box: IP68, 3 bypass diodes

Performance & Warranty

• Product Warranty: 12 years

• Performance Warranty: 30 years (0.45% annual degradation after year 1)

• Certifications: UL 61730, IEC 61215 / 61730, ISO 9001, ISO 14001

Ideal Applications

• Ground-mounted solar farms

• Utility-scale PV projects

• Large commercial rooftops

• Tracker-optimized installations

Description: Specification Sheet