Diaphragm Pump

SKU: FZRATL

Restore the performance of your FlowZone backpack sprayer with this genuine replacement diaphragm pump. Built with a durable Santoprene membrane for reliable chemical resistance and long service life, this pump delivers consistent pressure and smooth flow for professional applications. Threaded output hose connectors provide a secure, leak-resistant connection for quick and dependable installation. Ideal for replacing worn pumps and keeping your sprayer operating at peak performance.

Model: Zephyr

Typhoon
Cyclone
Storm
Monsoon
Vortex
Zephyr

Sprayer Style: Series 3

Series 2/2.5
Series 3
Vortex
Details

Keep your sprayer performing like new with the FlowZone® Diaphragm Pump Replacement, designed specifically for FlowZone backpack sprayers. This OEM replacement pump restores consistent pressure and reliable flow for demanding lawn care, pest control, and cleaning applications.

Built with a durable Santoprene diaphragm, this pump is engineered to handle a wide range of water-based chemicals while delivering long-lasting performance in the field. The threaded output hose connectors allow for a secure, leak-resistant connection, making installation straightforward and dependable.

Whether you’re maintaining your equipment or replacing a worn pump after heavy use, this replacement component helps extend the life of your FlowZone sprayer and keeps you spraying with confidence.

Customer Reviews

Based on 121 reviews
92%
(111)
4%
(5)
2%
(2)
0%
(0)
2%
(3)
B
Brent M.
Cyclone / Series 3
Perfect Warranty Replacement

I received this one as a warranty replacement. Wired it, plumbed it, put it all back together, and back in business.
Thanks, Flowzone

G
Grant M.
Typhoon / Series 2/2.5
Great Pump

This pump is a perfect replacement. Flowzone.com is accurate and fast shipping. Thank you guys.

D
Daryl S.
Typhoon / Series 3
Five star

Service people were great. Thanks

R
Ryan C.
Typhoon / Series 3
Flow Zone Pump

This company is great to work with! We bought a backpack sprayer that apparently had a faulty pump and they replaced it quickly and with little effort from us. Thanks Flow Zone!

D
Dan L.
Typhoon / Series 3
Pump replacement

Always quick and easy process to deal with Hany and the support team at Flowzone!