#html-body [data-pb-style=T4TPTP6]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}This is the Tridonic PC 2/58 T8 Pro, a non-dimmable high frequency ballast to run 2 x 58w T8 fluorescent tube or 2 x 55w TC-L lamp. These ballasts have a nominal life time of up to 100,000 hours and provide a constant luminous flux even with fluctuations in mains voltage. Tridonic T8 Pro ballasts also have an automatic start after replacement of defective lamps and a safety shutdown of defective lamps at the end of a lamps life. All T8 pro ballasts are suitable for use in emergency fittings, in line with EN 50172 Tridonic article number: 22185218Dimensions: L 230mm, W 30mm, H 28mm