Technical Information & Details on MEAN WELL HLG-40H-20A Power Supply
- Output Power: 40 W
- Output Voltage: 20 V DC
- Output Current: 2 A
- Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC, 47 – 63 Hz
- Efficiency: up to 88.5 %
- Ripple & Noise: ≤ 200 mVp-p
- Inrush Current: max. 50 A @ 230 VAC
- No-Load Power: low
- Operating Temperature: −40 °C to +80 °C
- Cooling: natural convection
- Protections: Short circuit (Hiccup), Overload, Overvoltage, Over temperature
- Overvoltage Category: II
- Isolation Voltage: 3.75 kV AC between input and output
- Dimensions (H x W x D): 17 x 61.5 x 147.2 mm
- Weight: ca. 730 g
- Safety & EMC Certifications: CE, UL8750, TUV, CB, EAC, IP65/IP67
- Manufacturer Warranty: 7 years
Information on MEAN WELL HLG-40H-20A
The MEAN WELL HLG-40H-20A is a rugged 40 W LED driver power supply with Constant Voltage + Constant Current (CV+CC) operation and adjustable output (17–22 V), optimized for professional lighting solutions. Its standout strengths feature extreme temperature range from -40 °C to +80 °C, IP65/IP67 protected metal housing for weatherproof applications, and up to 88.5 % efficiency for peak performance. With a wide universal input range of 90–305 V AC, automatic fault recovery, and lifespan exceeding 300,000 hours, it's perfect for industrial LED systems, facade lighting, and harsh outdoor conditions.