Normal fluorescent tube luminaires run into troubles under operation in low ambient temperatures. This one won’t, but will work under higher temperatures as well. Application: Refrigerated areas, coldrooms, freezing rooms; ambient temperature min. -30° C, max. 30° C Design: According to rules of maritime classification societies, additional VDE and IEC / EN Protection degree: IP 67 Housing: Zinc coated steel sheet deep drawn, seamless Gear tray: Zinc coated steel sheet Finish: Powder coated white RAL 9016 and enamelled up to 70 - 80 μm thickness Diffuser: Clear polycarbonate Electric: Flexible wiring, heat resistant up to 105° C, removable gear tray with plug-in connector to the housing.