Fan & limit control no longer available OEM so you will instead receive our limit built in our electronics shop, This unit will meet or exceed all specs. Switch screwed to the end of a 2" bar. 23392 fan switch is rated at F150F. 23391 limit switch is rated at L160. Fan & limit sensors are available separately below. Base plate with 4 terminals measures 3 x 3-1/8". Used on MAC 1060 furnaces.Replaces 626000.