• 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)
• Connection Type: Terminal block (screw terminals) for I/O
• 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
• Adjustability: Output voltage (17–22V) and current (7.5–15A) levels adjustable via internal potentiometers
• Isolation Voltage: 3750 V AC between Input and Output
• Dimensions (L x W x H): 252 mm x 90 mm x 43.8 mm
• Weight: approx. 1880 g
• Safety & EMC Certificates: UL8750, EN61347-1, EN61347-2-13, EAC, CE
• Typical Lifetime: > 62,000 hours
• Manufacturer Warranty: 7 years

Information about the MEAN WELL HLG-320H-20C

The MEAN WELL HLG-320H-20C is a premium 300W series AC/DC LED driver distinguished by its integrated terminal block interface. This design choice is ideal for professional installations where direct wiring via screw terminals is preferred over fixed cables, offering a cleaner setup in control cabinets. It operates using a dual-mode Constant Voltage and Constant Current output, providing the necessary flexibility for high-power LED arrays or complex industrial systems. A standout feature is the manual adjustability; through internal potentiometers, installers can fine-tune both voltage and current levels to match specific system requirements. Built with a rugged metal enclosure, this fanless unit achieves an impressive efficiency of 93.5% and operates reliably even at case temperatures of up to +90 °C. Widely used in high-bay lighting, greenhouse applications, and industrial automation, the HLG-320H-20C offers maximum durability, backed by an industry-leading 7-year manufacturer warranty.