Unlock superior solar performance with Solar Rex’s 550W Firman Solar Panel. Designed for demanding environments, this panel integrates monocrystalline half-cut PERC cell technology to minimize shading losses and boost energy harvest by up to 12% compared to conventional modules. Certified to IEC61215 standards, its robust anodized aluminum frame and 3.2mm tempered glass withstand snow loads (5400Pa) and high winds (2400Pa), while the IP68-rated junction box ensures dust/water resistance in coastal or desert climates
Perfect for rooftops, ground mounts, or industrial projects, the panel’s high system voltage (1500V DC) reduces balance-of-system costs by 7–9%. With a positive power tolerance (0 to +3%) and optimized temperature coefficient (-0.350%/°C), it maintains efficiency even at -40°C to +85°C. Backed by a 12-year product warranty and 25-year linear power output guarantee (min. 85% retention), it’s a future-proof investment for sustainable energy independence.
Specifications
Parameter | Value |
---|---|
Power & Efficiency | |
Maximum Power (Pmax) | 550W |
Efficiency | 21.3% (21.396% tested) |
Cell Technology | Monocrystalline Half-Cut PERC |
Electrical Ratings | |
Voltage (Vmp) | 42.4V |
Current (Imp) | 12.98A |
Open-Circuit Voltage (Voc) | 50.20V |
Short-Circuit Current (Isc) | 13.82A |
Durability | |
Weather Resistance | IP68 (Junction Box) |
Snow Load Rating | 5400Pa (IEC61215) |
Wind Load Rating | 2400Pa (IEC61215) |
Operating Temperature | -40°C to +85°C |
Physical Design | |
Dimensions | 2278 × 1134 × 35 mm |
Weight | 29 kg |
Frame Material | Anodized Aluminum Alloy |
Warranty | 12-year product, 25-year power output (85%+ retention) |
Certifications | IEC61215, Salt Mist Certified |
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