What is the difference between AR-12M and AR12-MW?

What is the difference between AR-12M and AR12-MW?

The AR-12M is the part number for the interlock kit to be used on the miniature contactors. The interlock kit can be ordered with or without a wire kit. AR1-2M is only the interlock. AR-12MW is the interlock with the wire kit.  Refer to the below table for item codes. 


Item Code
Description
Note
83411621001 INTERLOCK UNIT,AR-12M(SEPERATE),GMC(D)-6~16M No Wire Kit included
83411621007 INTERLOCK UNIT,AR-12MW(SEPERATE),GMC(D)-6~16M Includes Wire Kit