Skip to Main Content

Udor 03-K25GR Kappa Medium-Pressure Diaphragm Pump with 3/4 Gear Box - 350 PSI, 7 GPM

Mfr. Model #:
KR Part #:
22.00 lbs
Usually Ships in 2 Weeks
Now Only!
Aluminum body pump with two Desmopan diaphragms and stainless steel wetted parts. 350 PSI max pressure and a 7 GPM max flow rate. Includes a 3/4" gear box.

Technical Specifications

Inlet Port: 1 inch
Max GPM: 7
Max PSI: 350
Max Temperature: 140 degrees F
RPM: 540

Product Description

Aluminum Udor Pump with Gear Box

The Udor 03-K25GR 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 farming, pest control, lawn care, and turf spraying. Equipped with a gear box for 3 to 5.5 horsepower gas engines with 3/4" shafts.

Dimensions: 12" L x 10" W x 11" H


  • 350 PSI maximum pressure
  • 7 GPM maximum flow rate
  • 540 RPM
  • Inlet: 1" hose barb
  • Discharge: 1/2" ball valve controlled hose barbs (x2)
  • Bypass: 5/8"
  • 140° Fahrenheit maximum temperature
  • Weight: 22 lbs.


  • Desmopan diaphragms
  • Anodized aluminum construction
  • Built-in pulsation dampener, manual dump valve, regulator, dual ball valve outlets, and pressure gauge
  • Gear box for 3/4" shaft gasoline engines with 3-5.5 HP

Product Reviews

Frequently Asked Questions