KNX universal push-button module, 2-gang, F50, Secure, LS range

LS52921ST – including transparent cover ref.-no.: LS 50 NA for cover kit 2-gang, ref.-no.: ..502 TSA .. in the LS range can be extended by means of a push-button extension module, ref.-no.: LS 509.. TSEM ETS product family: Push-button Product type: 2-gang push-button