Power supply for several MxBus modules of one MxBus line 2x2 connection terminals for MxBus 2 connection terminals for external power supply from 12 to 48 V DC (2 terminals) Max. output rating: 9 W IP66/IK08, -30 bis 60 °C / -22 to 140 °F Box can be mounted safely out of reach in the wall mounts of M1x, M2x, D1x, D2x