The Franklin Machine Products 228-1197 Thermostat Knob is a precisely engineered component designed for accuracy and durability in temperature control settings. This knob has a 2-1/4" outer diameter, making it a suitable replacement or upgrade for commercial and industrial equipment requiring precise temperature adjustments. It is compatible with devices featuring a 1/4" D-stem, facilitating straightforward installation. Constructed from robust black plastic, the knob ensures longevity and reliable performance across a wide temperature range of 200° to 550° F. This broad range allows it to cater to various heating requirements, from low-temperature warming to high-heat cooking applications. Its versatility makes it valuable for different market segments, including food service equipment manufacturers, commercial kitchen operators, and industrial machinery requiring consistent and reliable temperature control. By providing operators with the ability to maintain precise cooking or heating temperatures, the Franklin Machine Products 228-1197 Thermostat Knob helps ensure optimal performance and efficiency of the equipment it is used with. Its durable construction and wide temperature range make it a critical component for maintaining operational standards in environments where precise temperature regulation is essential.