Westinghouse Electric 966489 Thermal Overload Heater

The Westinghouse 966489 Thermal Overload Heater delivers reliable thermal overload relay protection for industrial motor control systems. It is mounted on relays in motor starters and control panels and is commonly used in manufacturing lines, conveyor controls, pump and compressor systems, and other industrial automation cabinets requiring dependable overload sensing. Manufactured by Westinghouse with Manufacturer Part Number 966489, this heater supports industrial motor protection and electrical control applications, serving maintenance teams, OEMs, and system integrators performing overload relay maintenance, motor protection repairs, replacement projects, and control system upgrades; common replacements include Eaton Overload Relay Heater Element, Allen-Bradley Thermal Overload Heater Unit, and Siemens Overload Relay Heater Element.