SPA-SPF Miniature Pressure Switch up to 150 psi
Pressure Medium: Air/Gas, Harsh & Liquid Environments
Sensor Type: Gauge
Supply Voltage: 5V
Pressure Range: 3-300 psi
Kind: Switch

The SPA-SPF miniature pressure switch is a high quality snap action micro switch. It is suitable for pneumatic, water, and any low pressure hydraulic application. The switch is field adjustable with an Allen screw and now features an optional IP67 rating for any of our flying lead options ("CA" and "CS").

**All new inquiries for these parts should contact Anfield directly via their Contact Us page or email This email address is being protected from spambots. You need JavaScript enabled to view it.. You may also contact us with any questions and we can forward your inquiry accordingly.**

Lead-free brass is available for special application requirements. Various ranges up to 150 psi. The lowest range is 3-7 psi.


  • 5A (12/24 VDC, 125 VAC) or 3A (250 VAC), optional 10A or gold contact
  • Snap action switch
  • Repeatibility of ±2% of full setpoint range at 20°C
  • Factory set or field adjustable
  • Maximum overpressure of 350 psi

Typical Uses

  • Pneumatic system control
  • Low pressure filter monitoring
  • Car washes
  • Gate control