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Udor 03-K55 Kappa Medium-Pressure Pump with Three Desmopan Diaphragms - 560 PSI, 15 GPM

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35.25 lbs
Usually Ships in 2 Weeks
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Aluminum housing pump with three Desmopan diaphragms and stainless steel liquid handling parts. 560 PSI max pressure and a 15 GPM max flow rate. Add shaft kit as needed.

Technical Specifications

Inlet Port: 1 1/4 inch
Max GPM: 15
Max PSI: 560
Max Temperature: 140 degrees F
RPM: 540

Product Description

Aluminum Triple Diaphragm Pump

The Udor 03-K55 Pump is part of their Kappa line of high-quality diaphragm pumps. This is a medium-pressure pump that's ideal for spraying applications like horticulture, pest control, lawn care, and turf spraying. Also useful for tasks like aircraft de-icing, hydrostatic testing, and cleaning.

This medium-pressure sprayer pump has a regulator unit with an adjustable pressure controller, dual ball valve outlets, a manual dump lever, and a pressure measurement instrument. Add shaft kit as needed.

Dimensions: 11.5" L x 12.5" W x 10" H


  • 560 PSI maximum pressure
  • 15 GPM maximum flow rate
  • 540 RPM
  • Inlet: 1 1/4" hose barb
  • Discharge: 1/2" ball valve controlled hose barbs (x2)
  • Bypass: 3/4"
  • 140° Fahrenheit maximum temperature
  • Weight: 37 lbs.


  • Desmopan diaphragms
  • Anodized aluminum construction
  • Built-in pulsation dampener, control valve, and pressure gauge
  • Can run dry
  • Visual sight oil gauges
  • Self-priming operation
  • Compatible with most liquid fertilizers, pesticides, deicers, and abrasive materials
  • Large capacity oil bath crank cases with drain plugs for easier maintenance

Product Reviews

Frequently Asked Questions

Question:Can you use this to softwash and run chlorine through it? Also, what size motor is recommended to power it? - Justin (01/22/2021)
Response:Yes, this would work for your application. You may want to contact the manufacturer directly for a motor recommendation.