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Copyright © 2018 Sensata Technologies, Inc.

| 25PS, 42PS, 44PS, 45PS AND 46PS SERIES

PRESSURE SWITCHES

TECHNICAL SPECIFICATIONS

Features and Benefits

Introduction

Applications

• Hermetically Sealed Sensor

• Snap Acting/Automatic Reset

• Custom Engineered Solutions

• Factory Calibrated Setpoints

• SPST or SPDT both normally open or closed contacts

• Electrically rated to 600V (44/45PS)

• High cycle life capability (42/44PS)

• Environmental sealing is available

• High current capability

Sensata’s 25PS pressure switch family of products has been designed for direct control of electric motors and other demanding load applications

requiring precise pressure settings. Sensata’s Klixon® snap acting disc is the heart of this hermetically sealed product offering. Extended electrical

capacities and life cycles, in both environmentally sealed and unsealed configurations,

encourage usage in the most rigorous electrical protection applications.

Sensata Technologies has been a leading global supplier of pressure sensors and switches for over 50 years.

• Air Conditioning (R410a, R22, R134a, R470c, CO 2, (R333a), Ammonia

(R717)

• Fan Cycling

• High capacity compressors

• Refrigeration Industrial Systems

• Extreme load applications

• Single Pole, Double Throw (SPDT) for alarm signaling

Operating Pressure

500 psig (34 bar)

Proof Pressure*

600 psig (41 bar)

Burst Pressure

5000 psig (345 bar)

Life at Rated Current

1,000,000 cycles 0-300 psig/milliamp load

100,000 cycles 0-500 psig full amperage

Electrical Ratings

5 mA @ 9 Vdc to 2A @ 28 Vdc

5.8 FLA/34.8 LRA @ 120 Vac

2.9 FLA/15.0 LRA @ 240/277 Vac

Dielectric Strength

750 Vrms Open Contacts

1500 Vrms Terminals to Fittings (ground)

Lead Wire Material

#16 & #18 AWG 600 V 105ºC 1/32” PVC

Quick Connects .250” x 0.032” straight male spa

Others upon request; call Sensata