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 5th in observance of Independence Day.
Normal operations will resume Tuesday, July 6th. 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!

12 Volt DC Diaphragm Pump *(Demand)

4.4 GPM @ 60 PSI, Max 7.0 GPM, 1/2" FPT Ports


Fatboy Diaphragm Pumps feature:

  • Self-priming design with priming capacity to 14'.
  • Available in either Demand or Bypass styles.
  • Polypropylene housing with Viton® valves and Santoprene diaphragms for added chemical compatibility.
  • 5 GPM at 10 PSI; 3.8 GPM at 40 PSI.
  • Motors are 12V DC, totally enclosed, non-vented.
  • Maximum temperatures to 140° F.
  • Lead wires are 14AWG,12" long.
  • Ports are 1/2" FPT & Quick Tach.

Item Description Quantity Availability
In Stock
* Requires 3/4" Quick-Tach hose Barbs - See Related for Options