101618 Z400 MK Ref Nr: 142765 - alternative is 34.142894.02 Z250K - new product - Z 250 K D20 Z 250 K D20 188680 , type ECXe 700.148 186519 , type ECXe 350.192 161750 142736 34.142894.02 ECXe 350.018 - old code , new code is 186519 141583 188618 , type ELXc 254.865 T8 TYPE ELXE 218.551 ELXc 254.865 220-240V (T5 2x54W TC-L 2x55W) Z 400 MK VS-POWER Z 400 MK VS-POWER