{"product_id":"dinosaur-12vdc-tdr-electronics-furnace-time-delay-relay","title":"Dinosaur 12VDC TDR Furnace Fan Time-Delay Relay","description":"\u003cp\u003eThe \u003cstrong\u003eDinosaur Electronics 12VDC TDR\u003c\/strong\u003e is a microcontroller-based fan time-delay relay for compatible older RV furnaces with a separate standard 12 VDC ignition board. It controls blower timing during the heating cycle and the cool-down period.\u003c\/p\u003e\n\u003ch2\u003eApplication \u0026amp; Fitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntended application:\u003c\/strong\u003e Older 12-volt DC furnace systems that use a conventional separate ignition board and time-delay fan relay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStart-up:\u003c\/strong\u003e Approximately 4-second delay before fan-motor power is applied\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShut-down:\u003c\/strong\u003e Approximately 2-minute fan cool-down run after the heating cycle ends\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant circuit restriction:\u003c\/strong\u003e Do not use as a direct replacement in Duo-Therm 900\/9000-series furnaces or any furnace with a ground-switched thermostat circuit unless a qualified technician has converted the thermostat controls to the required positive-side arrangement. Match the original relay wiring and furnace service documentation before installation.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Dinosaur Electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 12VDC TDR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Furnace fan time-delay relay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12 VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 1.5 x 1.5 in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Potted, microcontrolled module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Limited 3-year manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePropane-fired furnace electrical repairs should be performed by a trained RV service technician.\u003c\/p\u003e","brand":"Dinosaur Electric","offers":[{"title":"Default Title","offer_id":48298062676174,"sku":"42-0063","price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3785\/6462\/files\/ImageServerAPI_22.jpg?v=1787061232","url":"https:\/\/newrvparts.com\/en-us\/products\/dinosaur-12vdc-tdr-electronics-furnace-time-delay-relay","provider":"New RV Parts","version":"1.0","type":"link"}