: Designed to fit exactly for , for , for , for , and for Estate dryers. This hi-limit thermostat is a direct replacement for part numbers 3977767. Enhanced Safety: Helps prevent overheating by cutting off the power at 221 degrees Fahrenheit if the dryer temperature exceeds safe levels. and Reliable: Made with high-quality materials to durability and efficient performance, ensuring your dryer operates safely and efficiently. Easy Installation: Simple to install with minimal tools required, making it a convenient DIY project that saves you time and money on repairs. Essential for Maintenance: Regular replacement of your dryer's thermostat can prevent malfunctions and maintain optimal performance. Color: Silver&Black Material: Metal+Plastic Package Contents: 1 x Temperature controller for dryer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.