IP54. Marine-grade aluminium alloy body. 5CE superior corrosion protection including PCS hardware. Silicone rubber gasket. Safety glass lens. Anodised aluminium reflector. 40°C ambient temperature rating for versions up to 250 W. Integral HPF control gear in thermally separated compartment. LPF versions are available on request. Optional (factory-installed) LIS lamp ignition sensor activates an integral tungsten halogen lamp following a cold start or a momentary power interruption. Deactivates the lamp once the main H.I.D. lamp reaches 50% of its objective brightness. 25°C ambient temperature rating. Suitable for the lighting of sports halls, indoor swimming pools and ice rinks, greenhouses, warehouses, factories, petrol stations, etc.