Starting at $122.00
  • Usually ships in 2-3 weeks



  • Ideal in Oils and Water
  • Level Monitoring and Temperature Switch in a Single Unit
  • Intermediate Size
  • Brass Construction with Buna-N Float
  • Mounts Through Tank Wall
  • Electrical Termination: No. 18 AWG, 24˝, Polymeric Lead Wires
  • Switch:
    • Level: SPST 20 VA, N.O.
    • Temperature: N.C. or N.O., opens/closes at 150°F ±10° increments
  • 1/4” NPT Process connection
  • Maximum Pressure: 150 PSI
  • Operating Temperature: water to 180°F; oil from -40 to 230°F


The Gems TH-800 series combines a level and temperature switch into a single instrument. Ideal for use in oils and water, the TH-800 is an intermediate sized switch that provides positive and dependable operation for a wide range of applications.

The TH-800 series features rugged brass construction and has broad heat and pressure capabilities. The Buna-N float switch is SPST, 20 VA, and is Normally Open. A single setting temperature sensor is located in the bottom of the stem and can be ordered N.O or N.C. It is activated at 150°F with ±10° increments.