The Hi-Max is a one-piece diecast aluminium high-bay luminaire suitable for mounting heights up to 15m when used with wireless sensor. Suitable for ambient temperatures of -25 to +35 °C. Ideal product solution for large open areas or warehouses. Product can be supplied with an option of 2 optics – wide beam (WB) for open areas or elliptical beam (ELB) for racking isles. Also available with IP65 versions where the environment demands a higher protection.   High Output and Efficient Available from 14,000 lumens in single body to 50,000 lumens with twin body arrangement. Impressive efficiency of up to 165 Luminaire Lumens per circuit Watt. A solution that can retrofit 3-wire and 4 wire installations with an energy saving wireless lighting system and take advantage of presence monitoring and daylight harvesting. Supplied with DALI dimmable driver as standard and versions that include integral 868Mhz wireless PIR sensors and emergency.   Passive cooling design Hi-max has a built-in skirt and air fins that generate a chimney convection flow over the body to reduce the surface temperature of the product and improve the heat dissipation and product efficiency.