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Double diaphragm pump 1/4” made of PA

Werkstoffe Membranen, Ventilkugeln, Dichtungen:

Suitable for easily flammable liquids Application examples: Suitable for laboratory... more
Werkstoffe TPV (EPDM-PP), PTFE, EPDM

Suitable for easily flammable liquids

Application examples:
Suitable for laboratory application, in small plants, requirements for small flow rate with relatively high pressure.


  • Absolutely oil-free valve technology
  • Absolutely safe to run dry
  • Self-priming, even dry
  • Centre block made of corrosion-free plastic
  • Just a few components, easily accessible
  • Flow rate up to 16 l/min
  • Explosion-proof version approved according to ATEX Directive 2014/34/EU, Category 2


  • No failure of the pump due to lack of lubrication
  • No contamination of the environment or of the product itself by oil vapour
  • Gentle pumping of thick-bodied, contaminated and abrasive liquids
  • Flow rate and flow pressure can be infinitely varied
  • No wear prone, dynamic seals
  • No direct chemical attack of the air-conducting parts in case of membrane rupture
  • Easy maintenance without special tools
Housing Material: PA (polyamide)
Explosion Protection: explosion-proof
PURE version: without PURE version
Size: 1/4"
Werkstoffe DMP 1/4" NEC PA/TPV (EPDM-PP) (explosionsgeschützt) Gehäuse: PA...
Werkstoffe DMP 1/4" NEC PA/TPV (EPDM-PP) (explosionsgeschützt)
Gehäuse: PA
Membrane: TPV (EPDM-PP)
Ventilkugel: PTFE
Dichtung: EPDM
max. 66 °C
Lufteinlass: 1/4" NPSF IG
(1/2" BSP IG)*
Luftauslass: 1/4" NPSF IG
Saugstutzen: 1/4" BSP IG
Druckstutzen: 1/4" BSP IG
Gewicht: 2,3 kg
Fördermenge: max. 16 l/min.
Saughöhe trocken: max. 5,2 m
Betriebsdruck: max. 6,8 bar
Feststoffe bis: max. Ø 1,6 mm 

* bei Verwendung des Kugelhahns (nicht im Lieferumfang enthalten)