Honeywell 2-Prong Male Plug for F50A F50E. For the early original F50A F50E power box only. This connector fits in a hole ¾ x 1¼ inch. Check the size of the hole in your power box.
Note: This 2-prong connector does not fit the current production replacement power boxes such as the PS1202B12J. These new power boxes have a connector that fits in a ½ x 1 inch hole. Honeywell does not sell these new 2-prong connectors.