Add to Cart Turck Efsbg-A4.400.2-1 Receptacles UX19159 Turck MSRP: Now: $14.60 Was: Actuator and Sensor Receptacle. Front Mount. Ident. no.: UX19159. M12, Male, Receptacle, Front mount, 4-pin. Mounting thread: PG9 EFSBG-A4.400.2-1