Pressure Switches from Neo-Dyn
Tamper Proof Pressure Switch - NEMA 4X, 7, 9 & 13 -- 225P




A sealed piston sensor with a efficient Nega-Rate® Belleville disc spring makes this switch well suited for high impulse hydraulic applications with tamper-proof set point.
Specifications- Deadband (Differential): The deadband can be selected anywhere from the minimum tabulated to a maximum of 45% of the set point
- Electrical: Snap action electrical switch assembly listed by Underwriters’ Laboratories, Inc., FM Approval and CSA International
- Electrical Connection: 1/2 NPT male conduit connection with PVC insulated 18 AWG, 18" long leads
- Pressure Connection: 1/4 NPT Female
- Temperature Range*
- Ambient: -40°F to +180°F (-40°C to +82°C)
- Media: -40°F to +300°F (-40°C to +149°C)
- Shipping Weight: Approximately 1 pound
*Temperature limits change with O-Ring selection. See Electrical Assembly specification sheet for Temperature Class Ratings.
Specifications
Product Category
Pressure Switches
Sensor Technology
Mechanical Deflection
Pressure Measurement
Gauge
Switch Point Range
15 to 7500 psi (10.56 to 5278 m H2O)
Deadband
30 to 160 psi (21.11 to 113 m H2O)
Tech
Electro-mechanical