Suburban Mfg 520788 120V Electric Thermostat High Limit for SW Water Heater

The Suburban Manufacturing 520788 is a 120-volt electric high-limit thermostat designed specifically for Suburban SW model water heaters. This critical safety component monitors water temperature and automatically shuts off power when the water reaches unsafe temperatures, protecting your RV water heating system from overheating damage.

Key Features:

• 120-volt AC electric operation for reliable temperature control
• High-limit safety cutoff set at 140 degrees Fahrenheit
• Non-resettable design—requires replacement after activation for maximum safety
• Direct replacement part for Suburban SW series water heaters
• Factory OEM component ensures proper fit and function

This thermostat/limit switch is an essential safety device that prevents scalding water temperatures and potential tank damage. When the high-limit threshold is reached, the thermostat opens the circuit and must be replaced to restore water heater operation. Regular inspection of this component is recommended as part of routine RV maintenance.