Description
When you’ve got weeds popping up along fence lines or need to spot-treat problem areas in your fields, you need a reliable pump that’ll start when you pull the trigger and stop when you don’t. This 12-volt diaphragm pump with built-in demand switch does exactly that—no more wasted spray or constant pump cycling while you work.
What You’re Getting
- Demand switch automatically starts and stops the pump when you trigger your spray gun
- 1.8 GPM flow rate gives you good coverage without overwhelming smaller nozzles
- 50 PSI working pressure provides consistent spray pattern and good penetration
- Viton valves and Santoprene diaphragm handle most agricultural chemicals without breaking down
- 3/8″ NPT female ports fit standard spray system fittings
Built for Real Farm Work
This pump is perfect for ATV-mounted spot sprayers, small tank sprayers, and custom-built spray rigs. Whether you’re hitting thistle in the pasture, treating fence rows, or spot-spraying problem weeds in your crops, it delivers the flow and pressure you need for effective chemical application.
Made to Last
The Viton valve material and Santoprene diaphragm are specifically chosen to resist the harsh chemicals used in agriculture. The 12-volt design means you can run it off your tractor, ATV, or truck battery without needing special wiring or converters.
Installation Notes
Wire it through a fused switch for safety, and make sure your battery can handle the amp draw during operation. The demand switch means the pump only runs when there’s flow, which saves your battery and extends pump life. A quick tip—mount the pump as close to your tank as possible to minimize suction line length.






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