550W Longi LR5-72HTD Solar Panel

Upgrade your solar energy system with the high-performance 550W LONGi Solar Panel, part of the Hi-MO 6 Explorer series. Engineered with advanced M10 wafer technology, this panel is the ideal solution for ultra-large power plants and commercial installations seeking maximum efficiency and long-term reliability.

Key Features:

• High Efficiency: Achieves up to 22.5% module efficiency, delivering more power per square meter.
• Durable Build: Dual-glass design with anodized aluminum alloy frame ensures superior strength and weather resistance.
• Long-Term Performance: Backed by a 12-year materials and processing warranty and a 30-year linear power output warranty.
• Low Degradation: Only <1.5% power loss in the first year, followed by 0.40% annual degradation from year 2 to 30.
• Certified Quality: Complies with IEC 61215, IEC 61730, UL 61730, and ISO standards for quality, environment, and safety.

Technical Specifications:

• Model: LR5-72HTD-550M
• Maximum Power (Pmax): 550W
• Open Circuit Voltage (Voc): 51.40V
• Short Circuit Current (Isc): 13.74A
• Dimensions: 2278 × 1134 × 35 mm
• Weight: 32.6 kg
• Cell Configuration: 144 cells (6×24)
• Junction Box: IP68 rated, with three diodes
• Operating Temperature: -40°C to +85°C
• Maximum System Voltage: 1500V DC
• Fire Rating: IEC Class C
• Mechanical Load Capacity: 5400Pa front / 2400Pa rear

Why Choose LONGi?

LONGi is a global leader in solar technology, known for innovation, reliability, and sustainability. The Hi-MO 6 series is designed to deliver consistent performance in diverse environments, making it a trusted choice for utility-scale and commercial solar projects.

550W Longi LR5-72HTD Solar Panel Specification Document