KNF · Diaphragm Liquid Pump

FM 50

The KNF FM 50 is a diaphragm liquid pump (metering) engineered for reliable operation, delivering up to 0.5 l/min, at up to 1 bar (rel.), suction height 3 mH2O. It is built with a PP pump head, EPDM, PTFE diaphragm options, EPDM, FFKM valve options and Brushless DC motor, and offers low pulsation, maintenance-free, can run dry, self-priming and linear and predictable flow. The pump is NSF certified and FDA-approved materials available, and features digitally adjustable motor.

The FM 50 is widely used in analytical instruments, chemical industry, cleaning & disinfection, food & beverage, fuel cells, inkjet printing, lab equipment, medical equipment and semiconductors.

  • Flow rate: 0.5 l/min
  • Pressure: 1 bar
  • Suction height: 3 mH₂O

Frequently Asked Questions

What is the maximum flow rate of the FM 50?

The FM 50 delivers up to 0.5 l/min at 1 bar (rel.).

Is the FM 50 self-priming and can it run dry?

Yes — the FM 50 is self-priming and can run dry without damage.

Which wetted materials are available for the FM 50?

The FM 50 is available with heads: PP; diaphragms: EPDM, PTFE; valves: EPDM, FFKM.

Manufacturer page and datasheet

Contact LDR Technologies about FM 50