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ProductsTemperature Controllers → TB250N Bulb and Capillary Temperature Controller

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TB250N Bulb and Capillary Temperature Controller

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Product Highlights

checkmark Ideal for heat tracing, freeze protection, and process maintenance applications

checkmark Suitable for outdoor use

checkmark Manually set your desired temperature

checkmark Bulb and capillary control

checkmark Three temperature range choices to fit your application

checkmark UL, CSA

Specifications

  • Up to 277VAC
  • 22 amp maximum
  • Differential 6oF (3oC)
  • Average accuracy of ±5oF (3oC)
  • Maximum exposure temperature range: -40 to 160oF (-40 to 71oC)
  • Enclosure NEMA 3R rated, for outdoor use
  • Tinned copper bulb and capillary, 10 feet (3m) long
  • Single pole double throw (SPDT) contacts
  • Bare wire power and heater connection
Bulb Dimensions
Part NumberDiameterLength
InchesmmInchesmm
TB250N-15019/647.52 1/263.5
TB250N-25019/647.52 1/263.5
TB250N-3503/89.52 1/457.2

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