Balboa 31" 1/4" Hi Limit Temperature Sensor [4-pin] (30278KIT) NuWhirl Useful when the original housing

Useful when the original housing is cracked or damaged

That keeps the repair focused and economical

efficient repair

Replacing the overlay is often one of the smartest ways to refresh the visible control area when the electronics beneath are still functioning well

A 3-port valve is useful because it helps direct water flow between multiple plumbing paths

Balboa 31" 1/4" Hi Limit Temperature Sensor [4-pin] (30278KIT) NuWhirl Useful when the original housingHigh limit sensors provide an additional layer of protection by monitoring temperature conditions. This 31 inch version is designed for systems that require a 4 pin connection. Accurate sensing helps prevent overheating and supports safe operation. The cable length allows for proper placement within the system. Replacing a faulty sensor helps restore correct system safeguards. Monitors high limit temperature conditions 4 pin connection for compatible