This is a high - quality simmerstat control switch designed for Chef, Simpson, and Westinghouse hotplates. Part numbers include MP101, MP101K, SM - 101, ESCMP101, 0534001654, 534 - 1 - 654, SE146, MP101A, MP101 - C, MP101 - EAC, and MP - 101 - EAC. The genuine Invensys part number is MP - 101 - C, so be careful of low - quality imitations. It features an Invensys infinite control function and comes with a switch for the pilot lamp. The switch has a 6mm D - Shaped shaft and contacts rated at 15Amp. It fits many late - model stoves. If you're not sure if it suits your stove, just contact us with your brand and model number. We've been in the appliance parts business for over 25 years, so you can buy with confidence.





Using this simmerstat control switch is easy. Just connect it to your compatible Chef, Simpson, or Westinghouse hotplate following the wiring instructions. When turning it on, rotate the switch gently to adjust the heat level. The pilot lamp switch allows you to check the status of the hotplate easily. As for maintenance, keep the switch clean and dry. Avoid using abrasive materials to clean it. If you notice any signs of damage or malfunction, such as loose connections or abnormal heating, stop using it immediately and contact a professional. Also, remember to buy the genuine part to ensure long - term performance and safety.