Skip to main content

Mini pressure switch MDR 8

Technical specifications

Air, Water
Voltage type
Alternating current (AC) – single-phase
≤ 250 V
Contact function
1 NC contact
Gold-plated contacts
Pressure adjustment
Pressure range (bar)
≤ 10 Bar
Pressure coupling

G1/4" male thread; pressure connector material = plastic + PI diaphragm

Overload relay
not possible
Cable entry gland


Relief valve
no EV or AEV possible
Mechanical On/Off (EA)
with/without On/Off
Rated frequency
50 Hz / 60 Hz
Rated operating current (Ie)

10 A

max. media temperature


Motor switching capacity
4,0 kW

Short Description

Used as high-performance pressure switch for direct operation of motors, for price-sensitive applications with limited installation space. Thanks to its compact design and fixed pressure setting, the patented mechanical mini pressure switch MDR-8 with NC contact is the ideal choice for series production.


  • Compressors
  • Engine technology
  • Pumps
  • Railway technology & vehicle technology

Certicates & Permits

  • UL Recognized Components

At a glance

  • High-performance pressure switch for AC voltage
  • for pumps / for compressors
  • plastic pressure connector with PI diaphragm
  • External plastic thread
  • Motor switching capacity 1.5 kW
  • Pressure ranges up to 10 bar
  • fixed pressure setting
  • 1-pole (1 x NC)

Thanks to its compact design and the fixed pressure setting, the pressure switch MDR-8 is ideally suited for series production and therefore particularly for industrial customers.Depending on application, various versions are available, as standard (MDR-8 Standard), with On/Off switch (MDR-8-EA), and with On/Off switch + pressure relief valve (MDR-8-EA/EV).

You haven't found
what you are looking for?

We can help you to find a matching product or adapt it individually.
Simply send us a message or arrange a talk with a Condor representative.

Tel: + 49 2587 89 - 0