Auxiliary Contact, Current AC 10 A, Number of Contacts 1, Mounting Screw, Number of Normally Open Contacts 0, Maximum Voltage Rating 600V AC, Number of Normally Closed Contacts 1, Terminal Connection Type Screw Terminals, Compatible with Series 8903S Lighting Contactors, NEMA Size 0, 00, 1, 2, 3, 4, 5, 6, 7