Technical Information & Details on MEAN WELL HLG-40H-20B 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 %
- Ripple & Noise: ≤ 200 mVp-p
- Inrush Current: 50 A
- No-Load Power Consumption: < 0.75 W
- Operating Temperature: −40 °C to +80 °C
- Cooling: passive, natural convection
- Protection Functions: Short circuit (Hiccup mode), Overload, Overvoltage, Over temperature
- Overvoltage Category: II
- Isolation Voltage: 3.75 kV AC between input and output
- Dimensions (L x W x H): 171 x 61.5 x 36.8 mm
- Weight: approx. 730 g
- Safety & EMC Certifications: UL8750, IP67, CE, EAC, KC
- Manufacturer Warranty: 7 years
Information on MEAN WELL HLG-40H-20B
The MEAN WELL HLG-40H-20B is a premium 40W LED driver power supply featuring a rugged metal housing (Class I design) and IP67 protection for reliable use in harsh outdoor and humid environments. It excels with a wide input voltage range of 90–305 V AC, high efficiency up to 88 %, and extended operating temperature from -40 °C to +80 °C, perfect for industrial lighting, street lamps, and weather-exposed applications. Offering auto-recovering protection functions, low ripple of ≤200 mVp-p, and high MTBF over 300,000 hours, it ensures long-term stability and minimal downtime.