↵ Leisure Coachworks Fresh Water Pump, 12V DC Self Priming Diaphragm Water Pump, 3.5 GPM with, Adapters, Strainer Filter for RV, Yacht, Garden, Camper Free Shipping Ships Same Or Next Business Day Specifications: 12V DC fresh water pump, features 3.5GPM water flow. The adjustable pressure switch is default set to 45PSI. Multipurpose: Leisure Coachworks replacement pump is compatible with most RV brands. Designed with 1/2" MNPT, can be used for RV, Trailer, Yacht, Garden, Home. 45 Db Quiet Pump: As quiet as a still office- 45db at 6 feet of distance from the pump you will not hear it from the trailer/tent/motorhome at night. Auto Stop & Start: Built-in pressure switch provides an automatic start and stop saving you time from having to manually turn the pump on and off each time you use it.