• Rated Power: 478.8 W
• Output Voltage: 42 V DC
• Output Current: 11.4 A
• Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC, 47 – 63 Hz
• Efficiency: up to 95.5%
• Ripple & Noise: ≤ 250 mVp-p
• Inrush Current: max. 35 A @ 230 VAC
• Dimming Function: 3-in-1 dimming (0-10V, 10V PWM, Resistance)
• Power Factor (PF): ≥ 0.95 at full load
• Operating Temperature: −40 °C to +90 °C (at case)
• Cooling: Fanless natural convection
• Protection Functions: Short circuit, Overload, Over voltage, Over temperature
• IP Rating: IP67
• Isolation Voltage: 3750 V AC (Input to Output)
• Dimensions (L x W x H): 262 mm x 125 mm x 43.8 mm
• Weight: approx. 2800 g
• Safety & EMC Certificates: UL8750, ENEC, EAC, CB, CE
• Manufacturer Warranty: 7 Years

Information about MEAN WELL HLG-480H-42B

The MEAN WELL HLG-480H-42B stands as a premier 480W power solution specifically engineered for large-scale LED lighting systems in demanding environments like stadiums, harbors, and high-intensity greenhouse farming. This B-Type model is distinguished by its integrated 3-in-1 dimming interface, providing professional users with the ability to control light output via 0-10VDC, 10V PWM signals, or external resistance. Encased in a ruggedized metal housing with an IP67 rating, the unit is fully protected against dust and water ingress, ensuring uninterrupted operation in the most challenging outdoor conditions.

By achieving an industry-leading efficiency of 95.5%, this driver significantly reduces thermal waste, allowing for a silent, fanless design that dissipates heat naturally through free air convection. Reliability is a cornerstone of this series, featuring a rated lifetime of more than 62,000 hours and backed by a comprehensive 7-year manufacturer warranty for maximum peace of mind. Its dual-mode constant voltage and constant current capabilities, combined with active PFC and high surge immunity, make the HLG-480H-42B a robust and future-proof choice for high-wattage architectural and industrial lighting applications.