Original OTIS Elevator Imported Escalator Board RS4R Mainboard GCA/GBA26803A1 GAA26803A1
        Original OTIS Elevator Imported Escalator Board RS4R Mainboard GCA/GBA26803A1 GAA26803A1 in stock. This printed circuit board (PCB) serves as a critical component in Otis escalator control systems.
    
Key Features
- Product Type: Printed Circuit Board (PCB)
- Part Number: GBA26803A1
- Common Names: RS4R Board, Remote Station Board, Signal Board
- Application: Designed specifically for Otis escalator systems
Product Specifications
| Brand | OTIS | 
| Description | Elevator board | 
| Model | GBA26803A1 | 
| MOQ | 1PC | 
| Transportion | TNT, UPS, DHL, Fedex, Air, Sea | 
| Packages | Carton, Wooden case, Pallet etc | 
| Delivery Time | Normally 2-3 working days after payment | 
| Warranty | One year | 
| Payment Method | Company Bank, Western union, alibaba, Paypal etc | 
Functional Description
        The RS4R board functions as part of the escalator's control system, managing communications, signals, and control functions for a remote station (hence the name "Remote Station Board"). This board is often listed alongside similar part numbers like GAA26803A1 and GCA26803A1, which belong to the same family of RS4R boards.