66T Manual Reset Bi-metal Limit

Technology: Safety limits and Controls

Product Category: Bi-metal

Application: Water Heating

Brand: Therm-O-Disc

The 66T manual reset temperature limit from Therm–O–Disc® offers proven reliability in a compact, versatile, cost-effective design. The bi-metal disc’s snap-action provides high-speed contact separation resulting in excellent life cycle characteristics at electrical loads up to 40 amps at 277 VAC.

  • Function:
  • Max Calibration:
  • Max Electrical Amperage:
  • Manual Reset
  • 113°C / 235°F
  • 40
  • Double pole, single throw (”M2 Trip Free” construction)
  • Can be mounted in combination with cycling 59T
  • 66TM available with surface mount tabs (when not used in out 59T)
  • 10–32 tin plated terminal screws for electrical connections
  • Welded construction used on all internal current carrying components for greater electrical integrity

Agency Ratings

(consult catalog for details)

  • Catalog
    59T, 66T Water Heater Controls Product Specifications
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