Dultmeier Sales will be closed Thursday, November 25th and Friday, November 26th in observance of Thanksgiving

Dultmeier Sales will be closed Friday, December 24th.
Normal operations will resume Monday, December 27th. We wish you and your family a very Merry Christmas!

Dultmeier Sales will be closed Friday, December 31st in observance of
New Year's Day

Dultmeier Sales will be closed Monday, July 4th in observance of Independence Day.
Normal operations will resume Tuesday, July 5th. We wish you a happy 4th of July!!

We are experiencing some technical difficulties on dultmeier.com and apologize for any inconvenience.
If you are running into issues, please phone your order in to 1-888-677-5054

Customer Pickup Orders: to help reduce exposure for our customers and our employees, if you are placing an order for in-store pickup please call in your order ahead of time or place your order online and pre-pay with a credit card. Be sure to let us know when you plan to arrive. We will have your merchandise ready for you and will greet you outside our facility. Thank you for your help!

Sludge / Sewage Diaphragm Pumps

Gas Engine, Electric or Air Motor Drive

These 3" Self-Priming Diaphragm Pumps feature 2-stage, 44 to 1 gear reduction with a large diameter output gear and heavy duty ball bearing construction. Often referred to as Mud Pumps or Sludge Pumps, diaphragm pumps are designed to pump mud, slurry, sewage and thick liquids that have the ability to flow. Industrial Duty. Suction and discharge port size cannot be reduced.

  • Sand Cast Aluminum Construction for Portability & Durability
  • Thermoplastic Rubber Diaphragm
  • 1-5/8" Diameter Solids Handling Capability
  • Modular Component Design Permits Easy Maintenance & Cleanout; Suction Strainer Included
  • Primes to 20' After Initial Prime
  • Delivers up to 88 GPM; Maximum Temperature is 180 Deg. F.
  • Gas Engine, Electric or Air Motor Drive
  • Wheel Kit with 10" Semi-Pneumatic Transport Wheels for Portability
Item Description Quantity Availability

Unit Price: $1,659.00/EA


Unit Price: $2,199.00/EA


Unit Price: $1,541.00/EA

Expected to ship
Between 9/29 & 10/19

Unit Price: $1,603.00/EA

Expected to ship
Between 9/29 & 10/12
DO NOT USE in explosive atmosphere or for pumping volatile, flammable liquids.