Double Pole , Single Throw, Snap Action, Direct Acting, Bulb and capillary Type thermostats with high temperature cutout andf manual reset button.
These thermostat have high temperature cutout which protects the elements from burning out due to low water level. The cutout contacts open on temperature rise and may be re-closed with a manual rest button.
Non-industive Rating 120v-277v 30amps
Do Not use pilot light on 480v
Very important to read consumer note on back cover.
EQUIVALENT OT TEMPCO TST-110-129