Supco Thermostat Limit Control Switch F Water Heater Thermostats & Controls

Supco thermostat limit control switches are replacement temperature controls for water heaters and similar heating equipment. They are also called high limit switches, limit thermostats or thermodisc controls. They monitor temperature and open the circuit when it rises past a set point, which helps protect the heater and its components from overheating.

Key Features:

• Bimetal disc, snap-action design that opens on temperature rise and closes again as the temperature falls
• Quick-connect 1/4 inch terminals for straightforward installation
• Welded construction for durable current-carrying components
• Suited to line-voltage heating applications, with ratings up to 25 amps at 240 VAC
• UL and CSA agency approvals on L-Series controls
• Available in a range of temperature settings to match the original control

Supco is a long-established supplier of aftermarket HVAC, appliance and heating controls. These limit controls give you a reliable, cost-effective way to restore safe and consistent heater operation. Choose the child item whose temperature rating matches your original control.