KNF · Diaphragm Liquid Pump

FF 20

The KNF FF 20 is a diaphragm liquid pump engineered for reliable operation, delivering up to 0.23 l/min, at up to 3 bar (rel.), suction height 3.5 mH2O. It is built with a PP pump head, EPDM, PTFE diaphragm options, EPDM, FFKM valve options and DC, Brushless DC motor, and offers high performance-to-size ratio, low sound level, contamination-free transfer, maintenance-free, highly resistant to aggressive media, self-priming and can run dry. The pump is NSF certified and contamination-free transfer, and features digitally adjustable motor.

The FF 20 is widely used in inkjet printing, medical equipment, analytical instruments, lab equipment, climate technology, fuel cells and cleaning & disinfection.

  • Flow rate: 0.23 l/min
  • Pressure: 3 bar
  • Suction height: 3.5 mH₂O

Frequently Asked Questions

What is the maximum flow rate of the FF 20?

The FF 20 delivers up to 0.23 l/min at 3 bar (rel.).

Is the FF 20 self-priming and can it run dry?

Yes — the FF 20 is self-priming and can run dry without damage.

Which wetted materials are available for the FF 20?

The FF 20 is available with heads: PP; diaphragms: EPDM, PTFE; valves: EPDM, FFKM.

Manufacturer page and datasheet

Contact LDR Technologies about FF 20