Enhance the safety and functionality of your electrical systems with the Eaton/Cutler-Hammer DS200EK1 Interlock. This auxiliary contact kit provides a reliable 1 Normally Open (NO) and 1 Normally Closed (NC) contact configuration, ensuring precise control and interlocking capabilities for your switches. Designed for use with switches ranging from 30 to 1200 amps and rated for 240/600 VAC, this interlock offers robust performance and peace of mind..The Eaton/Cutler-Hammer DS200EK1 is an auxiliary contact kit featuring a 1NO, 1NC contact configuration. It is compatible with electrical switches with current ratings from 30 to 1200 amps and has a voltage rating of 240/600 VAC.