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Continue to ChatTDR-QS-F-1D-N/06-240A - 240V AC, Double Key, 3NO/3NC, Stainless Steel, Castell TDR Time Delay Unit with Electrical Isolation https://www.pneutrol.com/industrialspares/product/tdr-qs-f-1d-n-06-240a-240v-ac-double-key-3no-3nc-stainless-steel-castell-tdr-time-delay-unit-with-electrical-isolation/