Silvan Pump Pressure Switch – Microswitch – Suits DDP-552A, DDP-554, DDP-555 & DDP-550 340 Inlet Port: 1/2"

Inlet Port: 1/2"

514 VARIO S4 (437)

Viton© valves resist chemical degradation

and APS 166 series

Silvan Pump Pressure Switch – Microswitch – Suits DDP-552A, DDP-554, DDP-555 & DDP-550 340 Inlet Port: 1/2"Silvan DDP series pump replacement pressure switch Microswitch Keep your Silvan 'DDP' model 12 volt pumps operating at peak performance with this replacement pressure microswitch. A direct fit swap into the original pressure switch housing no modifications required. When your pump starts cycling erratically or fails to run at all, this is often the first component to check and replace. a simple test can verify if your pressure switch has failed check