{"product_id":"johnson-controls-a19abc-11c-temperature-controller","title":"Johnson Controls A19ABC-11C SPDT Aquastat Immersion Temperature Control, with 1\/2\" Well (100 - 240F) Temperature Controller","description":"\u003cp\u003eThe \u003cstrong\u003eJohnson Controls A19ABC-11C SPDT Aquastat Immersion Temperature Control, with 1\/2\" Well (100 - 240F) Temperature Controller\u003c\/strong\u003e is a Johnson Controls temperature controller for HVAC repair and replacement work. Use it when the part number \u003cstrong\u003eA19ABC-11C\u003c\/strong\u003e and the listed specifications match the equipment being serviced.\u003c\/p\u003e\n\u003cp\u003eSPDT Aquastat Immersion Temperature Control, with 1\/2\" Well (100 - 240F) The Series A19 is a small, compact control with adjustable or fixed differential. Controls supplied with adjustable differential have an internal scale plate indicating increments of differential. The controls are supplied with adjusting lever at minimum differential stamped on the control. To adjust move the lever to the differential required. Models are available with or without external range adjustment and visible scale. External range adjustment may be by screwdriver slot or range adjusting knob.\u003c\/p\u003e\n\u003ch3\u003eKey Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Well\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e Direct Immersion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Temperature Controller\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReplacement Notes\u003c\/h3\u003e\u003cp\u003eCaptured replacement references include A19ABC-42C, A19ABC-11. 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 A19ABC-11C 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 Johnson Controls A19ABC-11C used for?\u003c\/h4\u003e\u003cp\u003eIt is a temperature controller for compatible Johnson Controls HVAC equipment. Match the part number A19ABC-11C 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: Includes: Well; Features: Direct Immersion; Product Type: Temperature Controller. 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 A19ABC-11C, the temperature controller 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 A19ABC-42C, A19ABC-11. 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 temperature controller. 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":"Johnson Controls","offers":[{"title":"Default Title","offer_id":53097348989295,"sku":"A19ABC-11C","price":151.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/a19abc-11c-4.jpg?v=1781004111","url":"https:\/\/superarbor.io\/products\/johnson-controls-a19abc-11c-temperature-controller","provider":"Super Arbor","version":"1.0","type":"link"}