{"product_id":"york-s1-2940a3541-transformer","title":"York S1-2940A3541 120V-PRI 24V-SEC 40VA Transformer","description":"\u003cp\u003eThe \u003cstrong\u003eYork S1-2940A3541 120V-PRI 24V-SEC 40VA Transformer\u003c\/strong\u003e is a York transformer for HVAC repair and replacement work. Use it when the part number \u003cstrong\u003eS1-2940A3541\u003c\/strong\u003e and the listed specifications match the equipment being serviced.\u003c\/p\u003e\n\u003cp\u003eS1-2940A3541 Is an official OEM replacement part for York HVAC equipment.\u003c\/p\u003e\n\u003ch3\u003eKey Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 120V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Transformer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment Notes\u003c\/h3\u003e\u003cp\u003eCaptured equipment fit data references models including 2745-626, 2745-666, 2745A626, 2745A666, 2745C626, 2745C666, 2745D666, 2745E626, 2745E666, 2755-626, 2755-646, 2755-666. Verify the complete unit model and service manual before installation.\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 S1-2940A3541 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 York S1-2940A3541 used for?\u003c\/h4\u003e\u003cp\u003eIt is a transformer for compatible York HVAC equipment. Match the part number S1-2940A3541 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: Voltage: 120V; Product Type: Transformer. The replacement should match the existing component and the unit documentation.\u003c\/p\u003e\u003ch4\u003eDoes the electrical rating need to match exactly?\u003c\/h4\u003e\u003cp\u003eYes. Confirm voltage rating 120V against the failed component label. Do not substitute a different rating unless the equipment manufacturer allows it.\u003c\/p\u003e\u003ch4\u003eWhich equipment models are referenced in the fit data?\u003c\/h4\u003e\u003cp\u003eCaptured fit data references models such as 2745-626, 2745-666, 2745A626, 2745A666, 2745C626, 2745C666. Treat this as a fitment aid and verify the complete model list in the equipment documentation.\u003c\/p\u003e\u003ch4\u003eWho should install this HVAC component?\u003c\/h4\u003e\u003cp\u003eA qualified HVAC technician should install and test the transformer. 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":"York","offers":[{"title":"Default Title","offer_id":53095244398959,"sku":"S1-2940A3541","price":80.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/s1-2940a3541-rehost-48e3639b.jpg?v=1780967507","url":"https:\/\/superarbor.io\/products\/york-s1-2940a3541-transformer","provider":"Super Arbor","version":"1.0","type":"link"}