Technical Information & Details for MEAN WELL HLG-185H-54A 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% (typ.)
- Voltage Adj. Range (Vo ADJ): 49 – 58 V (via internal potentiometer)
- Current Adj. Range (Io ADJ): 1.72 – 3.45 A (via internal potentiometer)
- Ripple & Noise: ≤ 200 mVp-p
- 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-54A
The MEAN WELL HLG-185H-54A is a high-performance 185W AC/DC LED driver engineered for superior durability and precision control in professional lighting applications. As an "A-Type" model, it provides installers with the essential capability of on-board adjustment; both the rated voltage (49-58V) and rated current (1.72-3.45A) can be manually tuned via built-in internal potentiometers to match specific LED load requirements perfectly. Featuring a unique dual-mode output, the driver functions efficiently in either Constant Voltage (CV) or Constant Current (CC) mode, offering unparalleled versatility. The rugged IP65-rated metal enclosure ensures the unit is well-protected against dust and moisture, making it a premier choice for harsh environments like high-bay industrial lighting, LED fishing lamps, and outdoor architectural floodlights. With an exceptional efficiency of up to 94% and a fanless design that operates reliably between -40 °C and +90 °C, this driver minimizes thermal stress and energy waste. Backed by a 7-year manufacturer warranty and a typical life expectancy of over 62,000 hours, the HLG-185H-54A is built to deliver consistent, long-term performance for large-scale infrastructure projects.