5TCB Density Switch

Model Number: 5TCB

  • 5TCB SF6 Gas Density Switch (Bulb Design)
  • Temperature range -40⁰-140⁰F (0⁰-180⁰F available)
  • NEMA 1, 4 housing options
  • Two SPDT contacts
  • Bulb design temperature sensor


  • Designed to measure SF6 gas density in all high-voltage circuit breaker applications
  • Cast aluminum housing
  • Bulb design senses temperature change, indicating loss of gas
  • Low-maintenance
  • Accommodates a wide temperature range
  • Phosphor bronze or S/S bellows