• Output Power: 240.3 W
• Output Voltage: 54 V DC
• Rated Current: 4.45 A
• Dimming Function: 3-in-1 dimming (1-10V DC, 10V PWM, Resistance)
• Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC
• Efficiency: 94 %
• Ripple & Noise: max. 200 mVp-p
• Operating Temperature: −40 °C to +90 °C (case temperature)
• Cooling: Fanless design by free air convection
• Ingress Protection: IP67 (Fully waterproof and dust-tight)
• Typical Lifetime: > 62,000 hours
• Dimensions (L x W x H): 244.2 mm x 68 mm x 38.8 mm
• Safety Certificates: UL8750, EN61347-1, EN55015, Type HL
• Manufacturer Warranty: 7 years

Information about the MEAN WELL HLG-240H-54B

The MEAN WELL HLG-240H-54B is a high-voltage specialized 240W LED driver designed for advanced lighting control and industrial system integration. This B-type model features a versatile 3-in-1 dimming interface, enabling remote output adjustment via 1-10V DC, 10V PWM signals, or external resistance. This level of control is essential for smart building systems and automated industrial environments. Operating with a dual-mode constant voltage and constant current output, it provides maximum stability for high-power LED arrays operating in the 54V range. The ruggedized metal housing is IP67-rated, providing complete protection against water ingress and dust, making it ideal for outdoor high-bay lighting and large-scale architectural projects. With a peak efficiency of 94% and a specialized fanless thermal design, it operates silently and reliably even in extreme environments with case temperatures up to +90 °C. Supported by a 7-year manufacturer warranty and Type HL certification, the HLG-240H-54B represents a premium, maintenance-free power solution for critical high-voltage infrastructure.