ABB – M2301 Mini-System Controller (2TMF210161W0002) – DIN-Rail Welcome Door Ent

The ABB M Mini-System Controller serves as the central brain and power hub (MDRC) for ABB Welcome door entry systems. Mounted on standard DIN rail, it provides  VDC bus power (. A) and manages communication between indoor and outdoor stations. Ideal for single-family homes or small residential setups.