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Compact Pressure Switches
These vacuum pressure switches based on Baratron® capacitance manometer technology provide relay outputs that are readily interfaced with alarms, valve actuators, computers, process controllers, load locks and other protection devices.

41C Baratron® Single-End Gauge Pressure Switches
- Single-end configuration referenced to atmospheric pressure
- Superb set point accuracy with low hysteresis
- All-metal, all-welded construction exposes only stainless steel and Inconel® for corrosion resistance

42C Baratron® Flow-through Gauge Pressure Switches
- Flow-through configuration referenced to atmospheric pressure
- Superb set point accuracy and low hysteresis
- All-metal, all-welded construction exposing only stainless steel and Inconel® for corrosion resistance

51C Baratron® Single-ended Absolute Pressure Switches
- Single-end configuration referenced to vacuum
- Superb set point accuracy with low hysteresis
- All-metal, all-welded construction exposing only stainless steel and Inconel® for corrosion resistance

52C Baratron® Flow-through Absolute Pressure Switches
- Flow-through configuration referenced to vacuum
- Superb set point accuracy and low hysteresis
- All-metal, all-welded construction exposing only stainless steel and Inconel® for corrosion resistance
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