Murr 7000-41441-0000000 is an M12 ADAPTOR ON REAR OF MSUD VALVE PLUG FORM A 18MM with the following specifications:
Form A (18 mm) – M12, connector at the rear
for pressure switches
24 V DC ±25%
Plastic housings with good resistance against chemicals and oils.
The resistance to aggressive media should be individually tested for your application.