Powermatic PM9-209HH-5023RC Planer Jointer Running Capacitor The Powermatic PM9-209HH-5023RC Planer Jointer Running Capacitor helps support proper motor operation in compatible planer jointer equipment. Designed as a replacement running capacitor, it stores and releases electrical energy to help the motor maintain consistent operation while the machine is running. A properly function... https://www.wholetoolbox.com/powermatic-pm9-209hh-5023rc-planer-jointer-running-capacitor/PM9-209HH-5023RC.html