52456 Fisher Single Dial Controller Drop Spreader 250, 600

Fisher Spreader Controller #52456. Does not Include the bracket if you want that as well use kit 52458 and you will get mounting bracket (52345).

This control is used with Fisher Drop Spreaders 250 & 600. It has a single knob to control the width of the material spread, as well as buttons for the vibrator, lights and two auxiliary outputs.

This plugs into control harness 69902.

These have the 1.5 Program in them. 

Here is a link for  250 & 600 Drop Spreaders - Instructions for 250 / 600 Drop Spreader

This is also the same as Western  52466 / 52468  and Snowex Drop Pro 52465 / 52467 other than the logo.