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Single Pressure Controls

110 products
Pick up a single pressure control switch to protect your compressor from losing refrigerant in your commercial refrigeration or air conditioning system. Choose from low and high pressure controls that can be used for R12, R22, R134A, R502 and other noncorrosive refrigerants. Shop for the connection type and switch action you need in a single pressure control switch from Grainger!
Pick up a single pressure control switch to protect your compressor from losing refrigerant in your commercial refrigeration or air conditioning system. Choose from low and high pressure controls that can be used for R12, R22, R134A, R502 and other noncorrosive refrigerants. Shop for the connection type and switch action you need in a single pressure control switch from Grainger!

Bracket Mount AC Pressure Cutout Controls

Bracket Mount AC Pressure Cutout Controls
Bracket Mount AC Pressure Cutout Controls are used with HVAC compressors to protect against loss of refrigerant or from excessive system pressure. They feature sweat connections and are available with switch action that opens on high or low pressure.

Auto Reset

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Manual Reset

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DIN Mount Pressure Controls

DIN Mount Pressure Controls
DIN Mount Pressure Controls are suitable for condenser fan cycling, compressor unloading, and high pressure indication. Johnson Controls System 350™ modular units provide On/Off and proportional temperature, humidity, and pressure control, and temperature reset.
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Direct Mount High Pressure Switches

Direct Mount High Pressure Switches
Direct Mount High Pressure Switches feature snap-acting sensors. They can help protect against loss of refrigerant or from excessive system pressure when used with HVAC compressors.

Reset: Unspecified

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Auto Reset

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Manual Reset

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Remote Mount Pressure Switches

Remote Mount Pressure Switches
Remote Mount Pressure Switches feature single pole, single throw (SPST) switch type. They can help protect against loss of refrigerant or from excessive system pressure.

Auto Reset

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Bracket Mount Pressure Switch

Bracket Mount Pressure Switch

Auto Reset

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Direct Mount Pressure Switches

Direct Mount Pressure Switches
Direct Mount Pressure Switches include models that produce an analog signal based on the sensed pressure. They are ideal for use in air conditioning and commercial refrigeration applications. High pressure, low pressure, and programmable models are available.

Auto Reset

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Auto/Manual Reset

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Direct Mount Low Pressure Switches

Direct Mount Low Pressure Switches
Direct Mount Low Pressure Switches are designed with a snap-acting sensor that opens on low pressure. Use with HVAC compressors to protect against loss of refrigerant or from excessive system pressure.

Reset: Unspecified

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Auto Reset

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Universal Mount Single Pressure Controls

Universal Mount Single Pressure Controls
Universal Mount Single Pressure Controls are available with 4-Wire/2-Circuit, DPST, SPDT, and SPST switch types. They can help protect compressors against loss of refrigerant. Use to cycle compressors in commercial refrigeration applications.

Auto Reset

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Manual Reset

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Bracket Mount Single Pressure Controls

Bracket Mount Single Pressure Controls
Bracket Mount Single Pressure Controls help to protect against loss of refrigerant or from excessive system pressure when used with HVAC compressors. They also help to cycle compressors in commercial refrigeration applications.

Auto Reset

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Manual Reset

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Single Pressure Controls

Single Pressure Controls
Single Pressure Controls include electronic models with lockable touchpad LCD screens and front-panel LED output status.

Reset: Unspecified

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Manual Reset

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Direct Schrader Valve Mount Single Pressure Controls

Direct Schrader Valve Mount Single Pressure Controls
Direct Schrader Valve Mount Single Pressure Controls open on low pressure to help protect compressors against loss of refrigerant. They are also used to cycle compressors in commercial refrigeration applications.

Auto Reset

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Manual Reset

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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.