Universal push-button module, 4-gang, JUNG for cover kit 4-gang, ref.-no.: .. 404 TSA ..for cover 4-gang with symbols, ref.-no.: .. 404 TSAP ..can be extended by means of a push-button extension module, ref.-no.: 409.. TSEMAdapter frames are included in delivery: ref.-no. LS 4 AR for LS range (pre-mounted) and ref.-no. CD 4 AR for CD range. AS / A ranges without adapter frame.Only with the ETS 3.0d version or later versions the full functionality will be available.ETS product family: Push-buttonProduct type: 4-gang push-button1 blue LED: operation indication8 red LED: status indication