Industrial & Process Heating Elements

Bulb and Capillary Temperature Controller

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

Suitable for outdoor use

Manually set your desired temperature

Bulb and capillary control

Three temperature range choices to fit your application

Specifications

  • Up to 277VAC
  • 22 amp maximum
  • Differential 6°F (3°C)
  • Average accuracy of ±5°F (3°C)
  • Maximum exposure temperature range: -40 to 160°F (-40 to 71°C)
  • 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 Number Diameter Length
Inches mm Inches mm
TB250N-150 19/64 7.5 2 1/2 63.5
TB250N-250 19/64 7.5 2 1/2 63.5
TB250N-350 3/8 9.5 2 1/4 57.2

Grid List

Set Descending Direction

3 Item(s)

Grid List

Set Descending Direction

3 Item(s)