The MEAN WELL HLG-320H series is a 320W AC/DC LED driver designed for constant voltage and constant current output. Operating within a wide input voltage range of 90-305VAC, these drivers boast high efficiency (up to 94%) and a fanless design, enabling operation in a broad temperature range (-40°C to +90°C). The metal housing and IP67/IP65 ingress protection make them suitable for both indoor and outdoor applications. Various dimming methodologies are available, providing flexibility for LED lighting system design. Common applications include LED street lighting, high-bay lighting, parking space lighting, and greenhouse lighting.