Relay, Ac Immune, Plug-In Type, Style 'Qbat' Dc Biased Track, 9 Ohms, 2F/2B Contacts, Front And Back Contacts Metal To Carbon Complete With Plug Board, Retaining Clip And Connectors Confirming To R Dso Specification No. Rdso/Spn/84-88 Ver 2.0 With Amd.1, Irs: S-34/68 Amd.6 & Irs:S-23/88 Amd.1 Or Lat Est. The Interlocking Code For This Unit Shall Be "Abejx". [ Warranty Period: 30 Months After The Date Of D Elivery ] ]