Diaphragm Pump

SKU:
From $31.77

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: Choose an option

Typhoon
Cyclone
Storm
Monsoon
Vortex
Zephyr

Sprayer Style: Choose an option

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 99 reviews
93%
(92)
4%
(4)
2%
(2)
0%
(0)
1%
(1)
J
Jake S.
Typhoon / Series 3

Diaphragm Pump

J
Julio S.
Typhoon / Series 3
Great customer service ( Andres!!!)

Email customer service and Andres responded and called promptly. He helped me trouble shoot and decided it was the pump that needed to be replaced. He sent out order and that fixes the issue!! 5 stars to him for support and great communication!!

R
Randy B.
Storm / Series 2/2.5
Great customer support

Filled out the warranty claim form on Sunday night. Monday morning at 8:07 AM I had a Email That it had been processed. Received the new pump on Wednesday. Can't beat that Service. Thank You

B
Brandon W.
Typhoon / Series 3
Typhoon 3 Replacement Diaphragm Pump

Very quick delivery, works perfectly fine now.

C
Chris T.
Typhoon / Series 3
New pump

Add an issue with my flow zone. Reached out to the company and a replacement pump was sent out same day.