What are the key features to look for in a rotary switch for coolers?

When selecting a rotary switch for coolers, key features to consider include durability, functionality, and compatibility. A high-quality rotary switch should be made from robust materials to withstand frequent use and varying environmental conditions. Look for switches with smooth operation and multiple speed settings for better control of the cooler fan. Compatibility with your cooler model is essential to ensure a proper fit and efficient performance. Additionally, safety features like heat resistance and secure wiring connections enhance reliability. A well-designed rotary switch for coolers ensures optimal cooling performance and extends the lifespan of your appliance.