Technical Information & Details for the MEAN WELL HLG-185H-20A 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
- Inrush Current: max. 65 A @ 230 VAC (Cold Start)
- Voltage Adjustment Range: 17 – 22 V (via internal potentiometer)
- Current Adjustment Range: 4.65 – 9.3 A (via internal potentiometer)
- 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: IP65 (Dust-tight and protected against water jets)
- 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, IP65, EAC, CE
- Manufacturer Warranty: 7 Years
Information about the MEAN WELL HLG-185H-20A
The MEAN WELL HLG-185H-20A is a premier 186W AC/DC LED driver specifically engineered for high-end industrial and outdoor lighting solutions that demand uncompromising reliability[cite: 732, 759]. As an "A-Type" model, it features built-in potentiometers that allow users to manually calibrate the output voltage (17–22V) and current (4.65–9.3A), providing essential flexibility for on-site adjustments[cite: 742, 772, 780]. Its dual-mode constant voltage and constant current output ensures seamless operation whether driving LEDs directly or through additional DC/DC converters[cite: 700, 933]. Encased in a rugged aluminum housing with an IP65 rating, this power supply is built to withstand harsh conditions, making it the industry standard for LED street lighting, high-bay industrial lamps, and greenhouse cultivation systems[cite: 709, 713, 720]. The advanced circuit design boasts a 93.5% energy efficiency, which supports a fanless cooling system and contributes to a typical lifetime of more than 62,000 hours[cite: 703, 830]. Backed by a 7-year manufacturer warranty, the HLG-185H-20A offers one of the most secure and durable power solutions available on the market today[cite: 704].