{"product_id":"lennox-22j51-relay","title":"Lennox 22J51 Sequencer Relay","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 22J51 Sequencer Relay\u003c\/strong\u003e is a Lennox relay for HVAC repair and replacement work. Use it when the part number \u003cstrong\u003e22J51\u003c\/strong\u003e and the listed specifications match the equipment being serviced.\u003c\/p\u003e\n\u003cp\u003e22J51 is an official OEM Sequencer Relay for Lennox HVAC equipment.\u003c\/p\u003e\n\u003ch3\u003eKey Specs\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Relay\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch3\u003eReplacement Notes\u003c\/h3\u003e\u003cp\u003eCaptured replacement references include R76726700. Confirm supersession details against the manufacturer parts list.\u003c\/p\u003e\n\u003ch3\u003eExpert Verdict\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eReviewed by the SuperArbor Pro Desk:\u003c\/strong\u003e choose this part when the existing component label and unit documentation match 22J51 and the spec set above. It is best suited for targeted HVAC service repairs where exact fitment matters more than broad universal compatibility.\u003c\/p\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\u003ch4\u003eWhat is the Lennox 22J51 used for?\u003c\/h4\u003e\u003cp\u003eIt is a relay for compatible Lennox HVAC equipment. Match the part number 22J51 and the equipment service literature before ordering or installing.\u003c\/p\u003e\u003ch4\u003eWhich specs should I verify before purchase?\u003c\/h4\u003e\u003cp\u003eVerify the spec set shown for this part: Product Type: Relay. The replacement should match the existing component and the unit documentation.\u003c\/p\u003e\u003ch4\u003eHow do I confirm this is the right replacement?\u003c\/h4\u003e\u003cp\u003eCompare the part number 22J51, the relay description, and any unit model references with the original component and the service manual.\u003c\/p\u003e\u003ch4\u003eAre replacement or superseded references available?\u003c\/h4\u003e\u003cp\u003eCaptured cross-reference data includes R76726700. Verify any supersession directly against the manufacturer parts list before installation.\u003c\/p\u003e\u003ch4\u003eWho should install this HVAC component?\u003c\/h4\u003e\u003cp\u003eA qualified HVAC technician should install and test the relay. Disconnect power first, follow lockout procedures, and confirm safe operation after replacement.\u003c\/p\u003e\n\n\u003ch3\u003eSafety and Installation Notes\u003c\/h3\u003e\n\u003cp\u003eDisconnect power before service. HVAC electrical and combustion-related components should be installed and tested by a qualified technician. After installation, confirm wiring, mounting, airflow or fluid routing as applicable, and normal system operation.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":53097427468655,"sku":"22J51","price":71.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/22j51-2.jpg?v=1781012382","url":"https:\/\/superarbor.io\/products\/lennox-22j51-relay","provider":"Super Arbor","version":"1.0","type":"link"}