Industrial MSH18.6A Thermal Overload Heater Element is a 2-piece replacement from Cutler Hammer for the MSH18.6A thermal overload relay, rated at 18.6 amps. It operates inside motor protection circuits to sense temperature and actuate overload protection when heat rises beyond the setpoint. Built for industrial use, this heater element is compatible with MSH series overload relays and maintains original trip characteristics. Use this exact MSH18.6A element to preserve the intended protection performance and electrical behavior of your overload protection system.
