KONE Elevator Round Push Button With LED For LOP & COP Spare Part 853343 863223

• The 853343 and 863223 are original round push buttons specially designed for KONE KDS50 and KDS300 series elevator systems, widely used for floor selection and door control in car operation panels as well as up/down call in landing station panels.
• Featuring a standard 32mm mounting hole diameter and brushed stainless steel faceplate, the buttons deliver a premium tactile feel and excellent scratch resistance, maintaining a neat appearance even after long-term frequent use in high-traffic public areas.
• Equipped with bright and uniform LED backlight available in red and white options, they provide clear visual feedback under various lighting conditions, with stable luminous performance and no flickering issues during continuous operation.

  Brand	SULAB
  Description	Elevator parts
  Model	853343 863223
  MOQ	1PC
  Transportion	TNT, UPS, DHL, Fedex, Air, Sea
  Applicable	Elevator
  Packages	Carton, Wooden case, Pallet etc
  Delivery Time	Normally 2-3 working days after payment
  Warranty	One year
  Payment Method	Company Bank, Western union, Paypal etc

• Built with high-quality silver-plated contacts and reliable elastic structure, they feature ultra-low contact resistance and a long mechanical service life of over 2 million pressing cycles, ensuring stable and accurate signal transmission for elevator call commands.
• Adopting plug-in connector design with clearly defined pin positions, they allow quick and tool-free installation and direct replacement of original damaged buttons without modifying the elevator wiring harness, greatly reducing on-site maintenance time.
• Each button undergoes strict electrical performance and mechanical durability testing before delivery, supports optional braille marking design to meet accessibility requirements, and is fully compatible with various KONE passenger and freight elevator models.

Elevator Push Button – FAQs

Q1: Are elevator push buttons universal?
No. Elevator push buttons differ in mounting dimensions, electrical contacts, illumination voltage, connector design, and required functions.

Q2: What is the difference between mechanical and touch-sensitive elevator buttons?
Mechanical buttons use a physical actuation mechanism, while touch-sensitive buttons detect an input without conventional mechanical travel. Their electrical interfaces and application requirements may differ.

Q3: Can an elevator push button be replaced without changing the complete operating panel?
In many panel designs, an individual button can be replaced if a compatible part is available. The electrical connection and mounting configuration must be checked.

Q4: Why does an elevator push button light up but fail to register a call?
Possible causes include contact faults, wiring issues, input circuit problems, or controller-related faults. Illumination alone does not confirm that the call signal is functioning.

Q5: What specifications are needed to identify a replacement elevator button?
Please provide the original model, mounting dimensions, contact type, illumination voltage, connector photos, and required symbol.