RV Fresh Water Diaphragm Pump 12 Volt DC 4.0 GPM 50PSI, On Demand Self-priming Industrial Fresh Water Pressure Pump for Irrigation Boat Sprinkler Faucet Caranvan Marine Camper Sprayer

this pump works well.I used it for a wash down pump on a boat.It is very quiet and pumps a good amount amount of water.Good product.

Excellent Water Pressure Pump with Clear Diagram I recently purchased the Maxzone water pressure pump, and I couldn't be happier with its performance. The installation process was made incredibly easy thanks to the detailed diagram included in the manual. The instructions were clear, and the layout helped me connect everything correctly on the first try. The pump delivers excellent water pressure throughout my restaurant which has made a noticeable difference, especially in the Sink and with appliances like the washing machine. The flow is consistent, and the pump operates quietly—no loud vibrations or noise. What I appreciate most is the durability and efficiency. This unit is clearly built to last, and it hasn't missed a beat even with continuous usage. I also noticed a significant improvement in energy consumption, which is always a plus. If you're looking for a reliable, powerful, and well-documented water pressure pump, this is definitely the one to go for. I highly recommend it for anyone in need of better water pressure or a straightforward installation process!

We use these pumps at our camp. They work really well. They don’t push and pull the water. That being said we have one to pull the water out of the well and one to push the water into the storage tank. They don’t leak and are easy to install.

Works as expected, seems to be good quality and it was easy to install.

Really happy with my purchase it works very good and higher volume than I expected

Really worked well flows better if you do not use the supplied filter. three-quarter inch hose screwed right onto it.

Ran great initially, though a bit difficult to get a good seal on the 1/2" outlet with certain hoses. Main issue is that with a period of not using it (about 4 months) the pump was completely locked up. Water seems to have leaked down past the diaphragm and seized up the motor with rust. Applying power, the motor body just got hot. One of the 3 screws fastening the diaphragm to the pistons was pretty lose, so I'd guess that's how it slowly got past. I was able to unseize, but it only would poorly run and eventually stop. Great start, but probably won't last.

I bought this to use to flush antifreeze through my Sea-doo after winter rides here in the Florida panhandle. Haven't used it yet but I did hook it up and pumped water through it and it worked well.