SIGMA MTD142 Square Elevator Button with Stainless Steel Face and DC24V LED for COP and Hall Landing Call

SIGMA MTD142 Square Elevator Button DC24V LED, Stainless Steel Face for COP and Hall Landing Call Repair Spare Part

1. The MTD142 is SIGMA (LG-OTIS) square elevator push button, DC24V LED backlight, widely fitted for car operation panel and hall landing call panel.
2. It adopts brushed stainless steel faceplate with scratch-resistant surface, stable tactile feedback after millions of pressing cycles.
3. Built-in reliable micro switch with low contact resistance, transmits floor call signal accurately to elevator main control board.

   Brand	SULAB
   Description	Elevator parts
   Model	MTD142
   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

4. Supports customizable number, up/down arrow and door symbols; LED light options include red, blue and white for different projects.
5. Standard square mounting dimension with plug-in connector, simple installation and direct replacement without harness modification.
6. Every button passes function inspection before shipment, ideal for SIGMA elevator maintenance and modernization renovation projects.

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.

Stainless Steel Face Elevator Button

DC24V LED Push Button

Square Mounting Call Button

SIGMA MTD142 Square Elevator Button with Stainless Steel Face and DC24V LED for COP and Hall Landing Call Images