Change Over Contacts

Discover our comprehensive range of pressure switches featuring advanced Change Over Contacts (SPDT). These high-performance switches are designed to meet diverse industrial needs, ensuring reliability and precision across various pressure applications.


  • Pressure Switch ≤ 250V
  • SPDT C/O Contacts
  • Up to 300 bar adjustment ranges
  • Over-pressures up to 800 bar
  • Max working pressures up to 450 bar
  • 1/4” BSP thread (others available)
  • Viton / NBR+Teflon Seal (Model 28N)
  • Adjustable Hysterisis (10-50%)
  • Pressure Switch ≤ 250V
  • SPDT C/O Contacts
  • Up to 400 bar adjustment ranges
  • Over-pressures up to 800 bar
  • Max working pressures up to 450 bar
  • 1/4” BSP male/female thread options
  • Viton seal (others available)
  • DIN43650 / cable options
  • High Pressure Switch ≤ 250V
  • N/O or N/C Contacts
  • Up to 1,000 bar adjustment ranges
  • Over-pressures up to 1200 bar
  • 1⁄4” BSP female thread
  • Switch body rotates 360 deg
  • Nitrile Seal - Steel Body
  • For Oil Use only
  • Pressure Switch With Scale
  • SPDT C/O Contacts
  • 0.2 - 300 bar adjustment ranges
  • Adjustable differential
  • Max working pressures up to 350 bar
  • 1/4” BSP thread
  • Switch rating 415Vac/16A (6A ind)
  • Snap action SPDT micro-switch
  • Pressure Switch with Adjustment Knob
  • SPDT C/O Contacts
  • Up to 400 bar adjustment ranges
  • Max over-pressure 900 bar
  • Up to ≤ 250V / DIN43650
  • Manifold / 1/4” BSP female (ES-692)
  • NBR+Teflon seal
  • ± 2% Tolerance across the range
  • Piston Pressure Switch ≤ 250V
  • SPDT C/O Contacts
  • Up to 400 bar adjustment ranges
  • Over-pressures up to 900 bar
  • Max working pressures up to 450 bar
  • 1/4” BSP thread (others available)
  • NBR+Teflon piston seal
  • ATEX option available
  • Diaphragm Pressure Switch ≤ 250V
  • SPDT C/O Contacts
  • Up to 60 bar adjustment ranges
  • Over-pressures up to 300 bar
  • Max working pressures up to 150 bar
  • 1/4” BSP thread (others available)
  • Viton seal (others available)
  • ATEX option available
  • Dual High Range 2 in 1 Dual Switch
  • Up to 200 bar adjustment ranges
  • 2 SPDT C/O micro-switches
  • 2 Independent switch points
  • 1/4” BSP thread (Others available)
  • SS 316,Teflon or Neoprene diaphragm
  • IP66 enclosure
  • Digital Pressure Switch SPDT C/O Contacts
  • 20 Bar / 290 PSI pressure rating
  • Multi voltage operation
  • Powerful 40 Amp solid state drive
  • 30 Amp primary pump relay
  • Dedicated 16 amp alarm relay
  • IP67 rated
  • Pressure Switch with Large Dial Change Over Contacts (SPDT)
  • For Adjustable Switching Pressure Ranges 0.7 - 15 Bar
  • Max working Pressures of 18 bar
  • Max Switching Voltage up to 250 Volts
  • 1/4" BSP Female Thread
  • Standard Stainless Wetted Parts
  • Easy to Set with Dial and Locking Ring
  • Adjustable Pressure Switch ≤ 250V
  • SPDT C/O Contacts
  • Up to 400 bar adjustment ranges
  • Over-pressures up to 500 bar
  • Compact, rugged design
  • Choice of threads and diaphragms
  • Easy, safe wiring connections
  • IP66 as standard
  • Pressure Switch with Adjustable Change Over Contacts (SPDT)
  • 5-25 bar adjustable range 03-10 bar adjustable differential
  • Electrical rating: 15A, 125/250 VAC
  • 1/4” BSP male thread
  • Stainless steel & Teflon wetted parts as standard
  • Differential Pressure Switch SPDT C/O contacts
  • Low Ranges of 1.5 - 350 mBar
  • High Ranges up to 25 Bar
  • Clear Adjustment Scale
  • 2 x 1/4” BSP Standard Female Ports
  • 250 VAC/15A (optional gold contacts)
  • IP66 as standard
  • Flameproof ATEX Exd Switch with an Adjustable Change Over Contacts (SPDT) or (DPDT)
  • For Adjustable Switching Pressure Ranges Up to 400 bar.
  • 1/4″ BSP Female Thread (Others Available)
  • Stainless Steel Diaphragm (Others Available)
  • Range -1 to +3.6 Bar
  • Maximum working pressures up to 12 bar


  • Flameproof EXd Pressure SPDT/DPDT Switch
  • Up to 400 bar adjustment ranges
  • SPDT or DPDT switching
  • S/S 316 diaphragm (Others available)
  • 1/4” BSP thread (Others available)
  • 316 stainless steel wetted parts
  • ATEX Exd IIC T6 level of Certification
  • Temperature range: Ambient temperature from –20°C to +85°C
  • Diaphragm material: NBR, Silicone, FKM (Viton® ), EPDM.