The Allen-Bradley/Rockwell Automation 100-E26KY200 contactor is an IEC 100 series direct-on-line type of contactor. It is equipped with 4 main poles that include 2 NO or normally open contacts and 2 NC or normally closed contacts. The 100-E26KY200 direct-on-line contactor can operate with different kinds of devices at an ambient operating temperature of 40 degrees Celsius or 104 degrees Fahrenheit. It is rated for operation at 45 Amps of current with AC-1 types of AC motors that are rated for operating voltages of 690 Volts and for operation at 45 Amps of current with UL general use motors that are enclosed for protection and rated for operating voltages of 600 Volts. The 100-E26KY200 direct-on-line contactor can operate with compatible motors on its own or it can be fitted out with optional accessories for custom application needs.

The Allen-Bradley/Rockwell Automation 100-E26KY200 IEC 100 series 4-pole direct-on-line contactor can operate with a 2-pole side-mounted auxiliary contact block. This auxiliary contact block features 2-way numbering which allows it to be mounted on either the left side or the right side of the 100-E26KY200 direct-on-line contactor. The auxiliary contact block also has screw-type connecting terminals, and its 2 poles include 1 normally closed (NC) contact and 1 normally open (NO) contact. It can be mounted to the 100-E26KY200 direct-on-line contactor without using tools. Additionally, the 2 contactor poles in the auxiliary contact block are made to mirror the 4 main contactor poles in the direct-on-line contactor during operation. Another accessory that the 100-E26KY200 direct-on-line contactor is designed to be as compact as possible, even with accessories, but it must be noted that accessories will increase its dimensions.