Technical Information & Details for MEAN WELL HLG-185H-54AB Power Supply
- Output Power: 186.3 W
- Output Voltage: 54 V DC
- Output Current: 3.45 A
- Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC, 47 – 63 Hz
- Efficiency: 94%
- Voltage Adj. Range: 49 – 58 V (via internal potentiometer)
- Current Adj. Range: 1.72 – 3.45 A (via internal potentiometer)
- Dimming Function: 3-in-1 dimming (1–10V DC, 10V PWM, resistance)
- Power Factor: PF ≥ 0.98 / 115 VAC, PF ≥ 0.95 / 230 VAC
- Operating Temperature: −40 °C to +90 °C (Case Temperature)
- Cooling: Fanless natural convection
- Protections: Short Circuit, Over Current, Over Voltage, Over Temperature
- IP Rating: IP65 (Dust-tight and protected against water jets)
- Isolation Voltage: 3750 V AC (Input to Output)
- Dimensions (L x W x H): 228 mm x 68 mm x 38.8 mm
- Weight: approx. 1150 g
- Safety & EMC Certificates: UL8750, EN61347-1, EN61347-2-13, IP65, EAC, CE
- Manufacturer Warranty: 7 Years
Information about the MEAN WELL HLG-185H-54AB
The MEAN WELL HLG-185H-54AB represents the peak of flexibility within the HLG series, offering unmatched dual-control capabilities for professional LED systems. This "AB-Type" model empowers engineers to manually fine-tune voltage and current levels via internal potentiometers while simultaneously providing a versatile 3-in-1 dimming interface. This allows for both a precise static baseline setup and dynamic brightness control through 1-10VDC, PWM signals, or external resistance. Engineered with a unique dual-mode output, it functions seamlessly in either Constant Voltage or Constant Current regions. The rugged IP65-rated metal enclosure and fanless thermal design ensure stable performance in extreme environments, withstanding case temperatures from -40 °C to +90 °C. Boasting an outstanding efficiency of 94%, the driver minimizes heat generation and energy waste, contributing to a typical life expectancy of over 62,000 hours. Combined with an industry-leading 7-year manufacturer warranty, the HLG-185H-54AB is the definitive choice for high-bay lighting, outdoor architectural projects, and advanced horticultural systems requiring maximum reliability.