• 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%
• Dimming Technology: Smart Timer Dimming (D02 Type)
• 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 Standards: UL8750, ENEC EN61347-1, EAC, CB, CE
• Manufacturer Warranty: 7 Years

Information about MEAN WELL HLG-480H-42D2

The MEAN WELL HLG-480H-42D2 is a premium 480W LED power supply engineered for the next generation of smart city lighting and high-power outdoor infrastructure. The defining characteristic of the D2 variant is its innovative Smart Timer Dimming capability, which eliminates the need for complex external control wiring. By utilizing a pre-programmed D02 adaptive profile, the unit autonomously regulates brightness levels based on operation time for up to 14 consecutive hours, providing a highly efficient energy management solution perfectly suited for highway, tunnel, and municipal street lighting projects.

Encased in a ruggedized metal housing with an IP67 protection rating, this driver is fully sealed against dust and water ingress, ensuring stable performance even in the harshest environmental conditions. Its extraordinary 95.5% efficiency minimizes thermal loss, allowing for a completely silent fanless operation and reducing the total cost of ownership. Backed by a 7-year manufacturer warranty and featuring a rated lifetime of over 62,000 hours, the HLG-480H-42D2 delivers the durability and advanced intelligence required for mission-critical architectural and industrial lighting installations worldwide.