Category:

SPS11-27 Small pressure switch

The typical applications of this pressure switch are safety devices, air conditioning and refrigeration equipment.

  • Front image of SPS11-27 Small Pressure Switch product

SPS11 Fixed Set Point Pressure Switch is designed for precision pressure monitoring in chemical and industrial systems, with factory-calibrated settings for immediate deployment. Featuring a fully sealed, all-metal construction—including a weld-sealed stainless steel sensor—it offers high compatibility with a wide range of gases and liquids. The design supports flexible installation through British tube thread quick connectors or copper tube welding, while accommodating various terminal styles for both plug-in and wire-type electrical connections.

Key Specifications:
• Core Function: Fixed set-point pressure monitoring for gas/liquid systems
• Switch Mechanism: Weld-sealed stainless steel pressure sensor
• Mounting: British tube thread or copper tube welding
• Compatibility: Liquid/gas systems in chemical and industrial applications

Typical Applications:
✔ Gas and liquid chemical pressure monitoring
✔ Refrigeration system safety controls
✔ Copper tube pressure detection units
✔ Industrial process fluid pressure control
✔ Applications requiring automatic reset functionality

Certifications:

  • UL

Catalogue:

Additional information

Medium

Air,water,motor oils,transmission oils,jet fuels and other similar Hydrocarbon Media

Pressure set range (gauge pressure)

From 0.02 MPa to 6.5 MPa; below 1.0 MPa is considered low pressure,
while 1.0 MPa and above is considered high pressure

Switching load

24…250VAC/0.02…6A;8…36VDC/0.02…3A
600VAC 0.02…3A(UL)
120VAC/6A;250VAC/BA(CE);250VAC/3A(CQC)
Under the condition of ensuring electrical lifespan without pressure difference switch, the maximum current is 0.5A

Temperature(Medium)

-40…+80°C[-40…+176°F](Low pressure);-40…+135°C[-40…+275°F](High pressure)

Temperature(Ambient)

-40…+65°C[-40…+149°F](Low pressure);-40…+120°C[-40…+248°F](High pressure)

IP grade

IP67