Bus coupler button water-protected surface-mounted

KNX water-protected surface-mounted bus coupler button, 1-gang with control window and single-point operation

KNX water-protected surface-mounted bus coupler button, 1-gang with control window and two-point operation

KNX water-protected surface-mounted bus coupler button, 2-gang with single-point operation

KNX water-protected surface-mounted bus coupler button, 2-gang with two-point operation