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UE Controls 400 Series Differential pressure switches (Type J400K, single switch output with internal hex screw adjustment, Models 127-157 )
The 400 Series is a versatile family of vacuum, pressure, differential pressure and temperature switches for applications that require single or multiple switching capabilities.

Type J400K, single switch output with internal hex screw adjustment

Brass bellows with nickel-plated brass 1/4” NPT (female) pressure connections
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UE Controls 400 Series Temperature switches (Type B400,Single switch output, immersion stem, internal adjustment via reference dial, Models 120-121 )
The 400 Series is a versatile family of vacuum, pressure, differential pressure and temperature switches for applications that require single or multiple switching capabilities.
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UE Controls 400 Series Temperature switches (Type B400, dual switch output, immersion stem, internal adjustment via reference dial, Models 120-121 )
The 400 Series is a versatile family of vacuum, pressure, differential pressure and temperature switches for applications that require single or multiple switching capabilities.


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UE Controls 400 Series Temperature switches (Type B403, triple switch output, immersion stem, internal adjustment via reference dial, Models 120-121 )
The 400 Series is a versatile family of vacuum, pressure, differential pressure and temperature switches for applications that require single or multiple switching capabilities.
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UE Controls 400 Series Temperature switches (Type C400, single switch output, immersion stem, internal hex screw adjustment, Models 120-121 )
The 400 Series is a versatile family of vacuum, pressure, differential pressure and temperature switches for applications that require single or multiple switching capabilities.


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UE Controls 400 Series Temperature switches (Type C402, dual switch output, immersion stem, internal hex screw adjustment, Models 120-121 )
The 400 Series is a versatile family of vacuum, pressure, differential pressure and temperature switches for applications that require single or multiple switching capabilities.


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UE Controls 400 Series Temperature switches (Type C403, triple switch output, immersion stem, internal hex screw adjustment, Models 120-121 )
The 400 Series is a versatile family of vacuum, pressure, differential pressure and temperature switches for applications that require single or multiple switching capabilities.