The osram qtp m 2x26 32220 240 is a multiwatt non dimmable high frequency ballast to run 2 x 26 w double turn pl c 2 x 26 32w and 1 x 42 or 57w triple turn pl t 2 x 24 or 36w long single turn pl l 2 x 22w or 1 x 22 or 40w circular 2 x 24w high output t5 2 x18 24 or 36w f shape dulux f and a 2 x 18w t8 compact fluorescent lamp