DoubleThrow Limit Control/Thermostat, Controller Type Limit Control/Thermostat, Throw Double Throw, Contact Rating Current @ Voltage 22 A @ 277V, 30 A @ 120/240V, Maximum Temperature Control 160 Degrees F, Minimum Temperature Control 110 Degrees F, Wattage @ Voltage 3,600 W @ 120V, Features Built-In Safety Switch, High Limit Control, For Use With Most Brands of Water Heaters, Pilot Duty Power @ Voltage 20 VA @ 120/480V, Standards UL Listed, Switch Action Snap