Vossloh Schwabe switch start choke 230v  18Watt. Replaces Tridonic Article No 22148708. Dimensions 150mm Length x 41mm Width x 28mm high with a fixing centre distance of 140mm. This ballast will run the the following lamps:

18w T8 and 20w T12 fluorescent tubes

18w TC-D/TC-T  G24d-2/Gx24d-2 Compact fluorescents

18w TC-F/TC-L 2G10/2G11 Compact fluorescents.

26w TC-D/TC-T G24d-3/GX24d-3 Compact Fluorescents