Technical Information & Details for the MEAN WELL HLG-185H-20B Power Supply
- Output Power: 186 W
- Output Voltage: 20 V DC
- Output Current: 9.3 A
- Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC, 47 – 63 Hz
- Efficiency: 93.5%
- Ripple & Noise: ≤ 150 mVp-p
- Dimming Function: 3-in-1 dimming (0-10VDC, 10V PWM signal, resistance)
- Dimming Range: 0% – 100%
- Power Factor (PF): ≥ 0.98 / 115 VAC, ≥ 0.95 / 230 VAC
- Operating Temperature: −40 °C to +90 °C (Case Temperature)
- Cooling: Fanless, free air convection
- Protection Functions: Short circuit, Over current, Over voltage, Over temperature
- Ingress Protection: IP67 (Dust-tight and protected against immersion)
- Isolation Voltage: 3750 V AC between Input and 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, IP67, EAC, CE
- Manufacturer Warranty: 7 Years
Information about the MEAN WELL HLG-185H-20B
The MEAN WELL HLG-185H-20B is a high-grade 186W LED driver designed for modern, smart lighting infrastructures that prioritize dynamic control and efficiency. As part of the "B-Type" series, this model is equipped with a versatile 3-in-1 dimming interface, allowing for smooth light output adjustments via 0-10VDC, 10V PWM signal, or resistance. This functionality enables precise dimming from 0% to 100%, making it an ideal component for automated building systems and energy-saving lighting designs. The unit operates using a dual-mode constant voltage and constant current output, ensuring compatibility with a wide array of LED arrays and technical requirements. Built with a fully encapsulated IP67-rated metal housing, the HLG-185H-20B is engineered to perform reliably in the most challenging environments, including outdoor architectural lighting, industrial high-bay fixtures, and commercial greenhouse applications. Its high-efficiency engineering reaches 93.5% efficiency, supporting a silent fanless operation and an expected lifetime of over 62,000 hours. To ensure long-term peace of mind for installers and project managers, this power supply comes with a market-leading 7-year manufacturer warranty.