{"product_id":"3l01-120-limit-copeland-comfort-control-white-rodgers-110-f-120-f","title":"3L01-120 Limit Copeland Comfort Control (White Rodgers) 110°F\t120°F","description":"\u003ch1\u003e\u003cspan\u003e3L01-120 Limit Copeland Comfort Control (White Rodgers) 110°F    120°F\u003c\/span\u003e\u003c\/h1\u003e\n\u003cstyle\u003e\na {\n    text-decoration: none;\n    color: #464feb;\n}\ntr th, tr td {\n    border: 1px solid #e6e6e6;\n}\ntr th {\n    background-color: #f5f5f5;\n}\n\u003c\/style\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003e3L01-120 Snap Disc Limit Switch (60T11-610000)\u003c\/strong\u003e is an automatic reset temperature safety control designed to protect HVAC and heating equipment from overheating. Featuring a \u003cstrong\u003e120°F fixed cut-out temperature\u003c\/strong\u003e and \u003cstrong\u003e110°F fixed cut-in temperature\u003c\/strong\u003e, this \u003cstrong\u003eopen-on-rise\u003c\/strong\u003e snap disc switch interrupts the control circuit when temperatures exceed safe operating limits and automatically resets after cooling.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eCross-Reference\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3L01-120\u003c\/li\u003e\n\u003cli\u003e3L01120\u003c\/li\u003e\n\u003cli\u003e60T11-610000\u003c\/li\u003e\n\u003cli\u003eWhite-Rodgers 3L01-120\u003c\/li\u003e\n\u003cli\u003eCopeland Comfort Control 3L01-120\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eDirect OEM\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhite-Rodgers 3L01-120\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eCompatible Brands\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCopeland\u003c\/li\u003e\n\u003cli\u003eWhite-Rodgers\u003c\/li\u003e\n\u003cli\u003eEmerson\u003c\/li\u003e\n\u003cli\u003eUniversal HVAC Applications\u003c\/li\u003e\n\u003cli\u003eHeat Pumps\u003c\/li\u003e\n\u003cli\u003eRefrigeration Equipment\u003c\/li\u003e\n\u003cli\u003eHVAC Control Systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cp\u003eUsed in heating and cooling equipment to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProtect components from overheating\u003c\/li\u003e\n\u003cli\u003eOpen the circuit when temperature rises to 120°F\u003c\/li\u003e\n\u003cli\u003eAutomatically reset when temperature falls to 110°F\u003c\/li\u003e\n\u003cli\u003eProtect compressors and control circuits\u003c\/li\u003e\n\u003cli\u003ePrevent excessive operating temperatures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eRelated Components\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSnap Disc Limit Switch\u003c\/li\u003e\n\u003cli\u003eFan Switch\u003c\/li\u003e\n\u003cli\u003eHigh Limit Control\u003c\/li\u003e\n\u003cli\u003eDefrost Control\u003c\/li\u003e\n\u003cli\u003eTransformer\u003c\/li\u003e\n\u003cli\u003eCompressor Contactor\u003c\/li\u003e\n\u003cli\u003eControl Board\u003c\/li\u003e\n\u003cli\u003eTemperature Sensor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnician Notes\u003c\/h3\u003e\n\u003cp\u003eThe 3L01-120 is an \u003cstrong\u003eautomatic reset, open-on-rise limit switch\u003c\/strong\u003e. The contacts remain closed during normal operation and open when the sensed temperature reaches \u003cstrong\u003e120°F\u003c\/strong\u003e. Once the temperature cools to \u003cstrong\u003e110°F\u003c\/strong\u003e, the contacts automatically reset. When replacing, ensure the switch action, temperature ratings, mounting style, and electrical specifications match the original part.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eCommon Symptoms of Failure\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEquipment shuts down unexpectedly\u003c\/li\u003e\n\u003cli\u003eOpen safety circuit\u003c\/li\u003e\n\u003cli\u003eCompressor fails to operate\u003c\/li\u003e\n\u003cli\u003eIntermittent operation\u003c\/li\u003e\n\u003cli\u003eNuisance temperature trips\u003c\/li\u003e\n\u003cli\u003eNo continuity through switch\u003c\/li\u003e\n\u003cli\u003eControl board safety lockout\u003c\/li\u003e\n\u003cli\u003eHeating or cooling system interruptions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect power before servicing.\u003c\/li\u003e\n\u003cli\u003eVerify the replacement temperature ratings match the original.\u003c\/li\u003e\n\u003cli\u003eConfirm switch action is \"Open on Rise.\"\u003c\/li\u003e\n\u003cli\u003eMount firmly against the original sensing surface.\u003c\/li\u003e\n\u003cli\u003eInspect terminals for overheating or corrosion.\u003c\/li\u003e\n\u003cli\u003eCheck system airflow and operating temperatures.\u003c\/li\u003e\n\u003cli\u003eVerify switch operation after installation.\u003c\/li\u003e\n\u003cli\u003eTest complete system operation before returning equipment to service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch3\u003eRecommended Inspection Items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAirflow across equipment\u003c\/li\u003e\n\u003cli\u003eCompressor operating temperature\u003c\/li\u003e\n\u003cli\u003eElectrical terminals\u003c\/li\u003e\n\u003cli\u003eWiring harness condition\u003c\/li\u003e\n\u003cli\u003eContactor operation\u003c\/li\u003e\n\u003cli\u003eControl board diagnostics\u003c\/li\u003e\n\u003cli\u003eFan motor performance\u003c\/li\u003e\n\u003cli\u003eCoil cleanliness\u003c\/li\u003e\n\u003cli\u003eSupply voltage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eControls, Temperature, 110 degrees F Fixed Cut-in Temperature, 120 degrees F Fixed Cut-out Temperature, Open on Rise Switch Action, Snap Disc Auto Reset Limit Switch (60T11-610000)\u003c\/span\u003e\u003c\/p\u003e","brand":"Neuco","offers":[{"title":"Default Title","offer_id":45885716430914,"sku":"3L01-120","price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/files\/Screenshot2026-11-02182103.png?v=1793668875","url":"https:\/\/hvacpartstore.com\/products\/3l01-120-limit-copeland-comfort-control-white-rodgers-110-f-120-f","provider":"HVACpartstore","version":"1.0","type":"link"}