4-phase key set F 50 KNX steel LS

F50 KNX key set 4 phases LS series steel Complete 4-phase key set To be coupled with the F50 4-phase modules of the LS series ref: LS 5074 TSM LS 5094 TSM LS 5094 TSEM LS 5194 KRM TS D LS 5074 RF TSM LS 5248 TSM FM LS 5004 M ZLL LS 5004 M