Description
When you’re spraying herbicides, pesticides, or liquid fertilizer, you need a pump that won’t quit on you halfway through the field. This Hypro 4-roller pump is designed especially for agricultural and industrial spraying and built with a Ni-resist housing that shrugs off chemical exposure season after season. At 9.1 GPM and up to 150 PSI, it’s the reliable workhorse your spray rig needs.
What You’re Getting
- Ni-resist housing resists corrosion from chemicals that would eat through regular cast iron pumps
- Four super-rollers deliver smooth, consistent flow without pulsing or pressure spikes
- Viton seals handle aggressive chemicals and stay flexible in temperature extremes
- 5/8″ solid shaft couples directly to gas engines up to 1800 RPM for reliable power transfer
- 3/4″ NPT ports work with standard spray rig plumbing and fittings
Built for Real Farm Work
This pump handles the tough chemicals you use for crop protection and field spraying. Whether you’re applying post-emergent herbicides, fungicides, or liquid fertilizer, the Ni-resist construction keeps working when regular pumps start showing wear. It’s perfect for pull-type sprayers, three-point spray rigs, and custom spray setups where chemical compatibility matters.
Made to Last
The Ni-resist housing is what sets this pump apart from standard cast iron models. It stands up to the harsh chemicals that can corrode other pumps, so you’re not replacing pump bodies every few seasons. Combined with Viton seals and quality internal components, this pump keeps delivering consistent performance year after year.
Good to Know
The 5/8″ solid shaft gives you a direct connection to your engine – no adapters or couplings that can work loose during operation. Mount it securely and check the alignment to prevent premature wear. A bypass valve in your spray system helps protect the pump when you shut off sections or nozzles.






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