Technical Information & Details for the MEAN WELL HLG-320H-20 Power Supply
- Output Power: 300 W
- Output Voltage: 20 V DC
- Output Current: 15 A
- Input Voltage Range: 90 – 305 V AC / 127 – 431 V DC, 47 – 63 Hz
- Efficiency: up to 93.5%
- Ripple & Noise: ≤ 150 mVp-p
- Inrush Current: max. 70 A (Cold start @ 230 VAC)
- Leakage Current: < 0.75 mA / 277 VAC
- Operating Temperature: -40 °C to +90 °C (Case Temperature)
- Cooling: Fanless natural air convection
- Protection Functions: Short circuit, Overload (Constant Current Limiting), Over voltage, Over temperature
- IP Rating: IP65/IP67 (depending on model option)
- Isolation Voltage: 3750 V AC between Input and Output
- Dimensions (H x W x D): 252 mm x 90 mm x 43.8 mm
- Weight: approx. 1880 g
- Safety & EMC Certificates: UL8750, EN61347-1, EN61347-2-13, IP65/67, EAC, CE
- Typical Lifetime: > 62,000 hours
- Manufacturer Warranty: 7 years
Information about the MEAN WELL HLG-320H-20
The MEAN WELL HLG-320H-20 is a high-performance 320W series driver (optimized at 300W for the 20V variant) that sets the standard for reliability in professional LED power delivery. Its core advantage is the dual-mode Constant Voltage and Constant Current functionality, which provides the necessary flexibility for both direct-drive LED configurations and general industrial power needs. Constructed with a durable class I metal housing and featuring IP65/IP67 ingress protection, this unit is engineered to withstand harsh indoor and outdoor environments, including parking space lighting, high-bay installations, and hazardous locations (Type HL). The advanced fanless thermal design ensures silent operation and superior efficiency of up to 93.5%, allowing the device to perform stably even at peak case temperatures of +90 °C. Equipped with a built-in active PFC function and comprehensive electrical safeguards, it offers a robust solution for large-scale lighting projects. With a rated lifetime exceeding 62,000 hours and an industry-leading 7-year manufacturer warranty, it stands as a highly sustainable choice for critical infrastructure.
