LED TUBE T8 EXTERNAL for LED DRIVER EXTERNAL. : Designed to power only with LED DRIVER LED TUBE EXTERNAL DALI. Lamp tube made of glass with splinter protection. Quality dimming of 1…100 %. High resistance to switching loads. Suitable for ambient temperatures from -20…+50 °C. : Simple upgrade to dimmable LED system. Shatter protection thanks to special PET coating. No bending thanks to glass tube. 5 years guarantee. : Industrial lighting (e.g. manufacturing plants, logistic centers, warehouses). Linear lighting for office, education, storage areas and retail. Shops, supermarkets. : When used to replace a T8 fluorescent lamp the total energy efficiency and light distribution depends on the design of the lighting system.. : Operation in outdoor applications in suitable damp-proof luminaires possible according to data sheet and installation instruction.. The operating temperature range of LED tube is restricted. In case of doubt regarding suitability of the application please measure Tc temperature on the product prior to installation.. Disconnect mains before installation.. All electrical connections must be made by a qualified person..