What this valve does
The connecting valve is a component within the water and steam circuit of the DeLonghi Maestosa coffee machine, directing flow between key internal parts during brewing, steam production or hot water dispensing. It ensures that pressure and liquid move only where they should, at the right moment in the machine's cycle.
Signs it needs replacing
A worn or damaged connecting valve can lead to leaks, reduced pressure, inconsistent water flow, or unusual noises during operation. If your Maestosa is underperforming or dripping internally, this small part may be the cause.
Choosing the right part
Before ordering, please check the compatibility table listed with this product to confirm it matches your exact DeLonghi Maestosa model.
Compatible with
- ESAM04.320.S Magnifica
- ESAM5400 EX:1 Perfecta
- ESAM5400.GD EX:1 Perfecta
- ESAM5400.R EX:1 Perfecta
- ESAM5400.S EX:1 Perfecta
- ESAM5450 EX:1 Perfecta
- ESAM5400 Perfecta
- ESAM5450 Perfecta
- ESAM5400.BW EX:1 Perfecta
- ESAM5400.GR EX:1 Perfecta
| Manufacturing company | De’Longhi Appliances S.r.l. |
|---|---|
| Address | Via L. Galvani, 22, 31100 Treviso TV, Italy |













