DeLonghi Eletta ESAM ECAM volumetrischer Wasserdurchflussmesser 974-9541/A Original
The compatible models are the Eleance and Eletta ranges. NSF Inlet/Outlet Hose ESAM3600 EX:1. ESAM3600 EX:2. This has a bayonet lock. You may need to open it and reposition the top part for the desired angle.