Product: Replacement Thermal Cutoff & ECO Thermostat Assembly Kit Part Numbers: 93866 (Thermal Cutoff) and 91447 (ECO Thermostat) Why this kit matters Restores safety and temperature control: the thermal cutoff and ECO thermostat monitor heater temperature and interrupt power or fuel when temperatures exceed safe limits, preventing overheating and potential damage. Direct replacement for factory parts: designed to match the original components so you can a failed or tripped unit without modification. Reliable choice for repairs and maintenance: ideal for service technicians or homeowners who need a dependable, straightforward replacement. Key features Includes both parts you need: thermal cutoff (93866) and ECO thermostat assembly (91447). Designed for direct fit and function with the listed A*wood gas and electric EXT water heater models. Simple installation: intended as a plugin/direct replacement; basic mechanical skills and common tools are all that's required. Watching a short installation video or following OEM instructions will ensure correct wiring and placement. Compatibility Fits A*wood Gas/Electric EXT Water Heater models: G6A3E/4E/6E/7E/8E, GH63E/4E/6E/7E/8E, GCH64E/6E/7E, GCH6A7E/8E/9E/10E, GC6AA7E/8E/9E/10E, G101E/2E/3E, GC101E/2E, GC10A2E/3E/4E, GH101E/2E/3E, GCH10A2E/3E/4E, G6103E, GC6A7E, GH6103E, WH9EXT, G9EXT, GE9EXT, GEH9EXT, G16EXT, GE16EXT, GEH16EXT Use scenarios (practical examples) after an overheat trip: a tripped or failed thermal cutoff/ECO thermostat to restore safe operation after the heater shut down due to overtemperature. Component replacement during servicing: update worn or aging temperature control parts as part of routine maintenance to reduce future shutdowns and improve reliability. Emergency field : service technicians can carry this kit for onsite repairs to minimize downtime for residential water heaters. Installation & notes Intended as a direct replacement; follow manufacturer wiring diagrams and mounting locations when installing. Watch manufacturer or trusted installation videos if you are not familiar with water heater thermostat replacement. Safety first: power or gas supply must be turned off before performing any work. If unsure, consult a qualified technician. Please doublecheck the product images, part numbers (93866 and 91447), and the compatibility list to confirm this kit matches your unit before ordering. What's included Thermal Cutoff (part 93866) ECO Thermostat Assembly (part 91447) If you need reliable temperature cutoff and ECO thermostat replacement for any of the listed A*wood Gas/Electric EXT water heater models, this kit provides the correct parts for a direct, professional .