{"product_id":"kone-elevator-leveling-sensor-77u-77n-77s-61u-61n-normally-closed","title":"KONE Elevator Leveling Sensor 77U 77N 77S 61U 61N – 1 Pack","description":"\n\u003ch2\u003eKONE-Compatible Elevator Leveling Sensor – 77U \/ 77N \/ 77S \/ 61U \/ 61N\u003c\/h2\u003e\n\u003cp\u003eKeep your elevator running smoothly and stopping precisely at every floor. This high-reliability magnetic induction leveling sensor is engineered as a direct-fit replacement for KONE elevator systems, offering accurate floor-detection signals, a rugged build, and straightforward installation — all in a single pack.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImpact \u0026amp; Pressure Resistant Construction:\u003c\/strong\u003e Reinforced steel pipe internal structure combined with a high-strength, flame-retardant engineering plastic housing effectively resists collisions, compression, and dust infiltration during installation and long-term operation — extending service life and reducing maintenance costs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccurate Leveling Detection:\u003c\/strong\u003e Built-in high-precision magnetic induction core components output stable, accurate floor-position signals under normal operating conditions, ensuring the elevator car stops smoothly and precisely at each designated floor level.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality 1.5 m Connection Cable:\u003c\/strong\u003e Oxygen-free copper conductors wrapped in a wear-resistant, anti-aging PVC insulating sheath deliver low-loss, interference-free signal transmission — minimising cable replacement frequency and simplifying on-site wiring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Model Compatibility:\u003c\/strong\u003e Available in models 77U, 77N, 77S, 61U, and 61N with a standard M12 thread mounting structure, perfectly fitting KONE series elevator leveling systems across a variety of installation positions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Adaptability:\u003c\/strong\u003e Premium high-load electronic components support working voltages up to 250 V, adapting reliably to varying elevator power supply environments and reducing failure rates caused by voltage fluctuations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElevator Spare Part – Leveling Induction Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e77U, 77N, 77S, 61U, 61N (Normally Closed)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Brand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKONE Elevator Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eReinforced Steel Pipe, Flame-Retardant Engineering Plastic, Oxygen-Free Copper, PVC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 m\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Mount\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard M12\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Working Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250 V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContact Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNormally Closed (NC)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhy Choose This Leveling Sensor?\u003c\/h3\u003e\n\u003cp\u003eElevator leveling sensors are critical safety components — a worn or faulty sensor can cause imprecise floor stops, creating hazards for passengers. This sensor's combination of a steel-reinforced core, flame-retardant plastic housing, and oxygen-free copper cabling makes it a dependable, long-service replacement that reduces downtime and ongoing maintenance overhead for elevator technicians and building managers alike.\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/screw-extractor-drill-bit-set-carbon-steel-double-sided\"\u003eScrew Extractor Drill Bit Set 5 \u0026amp; 6 Pc – Carbon Steel\u003c\/a\u003e — essential for removing stripped fasteners during elevator maintenance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/silicone-cable-ties-reusable-cord-organizers-10-pack\"\u003e10-Pack Silicone Cable Ties – Reusable Cord Organizers\u003c\/a\u003e — ideal for neatly routing and securing sensor cables after installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/adjustable-label-roll-holder-3d-printed-thermal-printer-stand\"\u003eAdjustable Label Roll Holder – Thermal Printer Stand\u003c\/a\u003e — print clear component and wiring labels to keep your maintenance workflow organised.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which elevator models is this leveling sensor compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This sensor is designed for compatibility with KONE elevator systems. It is available in models 77U, 77N, 77S, 61U, and 61N (Normally Closed) with a standard M12 thread mount, covering a wide range of KONE series leveling system configurations.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does \"Normally Closed\" (NC) mean for this sensor?\u003c\/h4\u003e\n\u003cp\u003eA: A Normally Closed sensor maintains a closed (conducting) circuit in its default state. When the magnetic target (vane\/plate) passes through the sensor's detection zone, the circuit opens, sending a signal to the elevator control system to indicate the floor-level position. Always verify that your KONE elevator controller requires an NC-type sensor before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How is this sensor installed?\u003c\/h4\u003e\n\u003cp\u003eA: The sensor features a standard M12 thread mounting structure, allowing it to be threaded directly into the existing mounting bracket on the elevator car or shaft. Connect the 1.5 m PVC-sheathed cable to the corresponding terminals on your elevator controller. Always follow your local elevator maintenance regulations and have installation performed by a qualified elevator technician.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage range does this sensor support?\u003c\/h4\u003e\n\u003cp\u003eA: This leveling sensor supports working voltages up to 250 V, making it suitable for a wide range of elevator power supply environments and accommodating typical voltage fluctuations found in commercial and residential elevator installations.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which elevator models is this leveling sensor compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This sensor is designed for compatibility with KONE elevator systems. 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