Whirlpool W10866564 Range Stove Oven Fan Switch

The WHIRLPOOL W10866564 RS12-4173-502 Range Oven Fan Switch is an electromechanical, control-panel-mounted rotary switch that controls the oven cooling fan and ventilation fan in residential cooking appliances, with the function of cooling fan activation and electrical switching. It is commonly installed in Whirlpool and Jenn-Air ranges and ovens, and is used by maintenance teams, appliance technicians, and homeowners for oven fan-control repair, switch replacement, retrofit projects, and restoration of proper cooling and ventilation functionality. Designed for high-temperature kitchen environments, the switch is placed in range control panels to manage oven cooling and ventilation assemblies, supporting reliable fan activation and protecting internal oven electronics from heat buildup during operation. Key identifiers include Brand: WHIRLPOOL / Jenn-Air; Part Number: W10866564; Alternate Identification: RS12-4173-502, with common replacements listed as Whirlpool WPW10866564, WP4456836, and Jenn-Air cooling fan switch. This part is commonly used for retrofit projects or restoration of oven cooling and ventilation performance in compatible Whirlpool and Jenn-Air units, making it a standard reference in residential range maintenance.