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Genuine OTIS Elevator Control PCB MCB-III Main Control Board Plug-and-play Compatible Conformal-coat

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December 16, 2025
Category Connection: Elevator Spare Parts
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#Elevator Spare Parts #Elevator Spare Parts Supplier #Lift Spare Parts
Brief: Want to know what makes this genuine OTIS MCB-III main control board a reliable plug-and-play solution? In this video, we walk you through its features, demonstrate its compatibility with Gen2 and MRL elevator systems, and show how its conformal coating protects against dust and moisture in hoist-way installations.
Related Product Features:
  • 100% OEM genuine OTIS part for direct replacement with no re-engineering required.
  • MCB-III architecture integrates VVVF drive, door control, and safety-chain logic on a single board.
  • Flash-updatable firmware ensures compatibility with future OTIS software releases.
  • Conformal-coated for anti-dust and anti-moisture protection in hoist-way mounting environments.
  • Plug-and-play compatible with GAA26800KF1 and GCA26800KF2 variants without jumper changes.
  • Supports OTIS Gen2 MRL and EcoDisc regenerative drive elevator systems.
  • Worldwide shipping with 24-hour dispatch from stock for fast delivery.
  • Includes 12-month OEM limited warranty for reliable performance assurance.
Faqs:
  • What elevator systems is the GCA26800KF1 MCB-III main control board compatible with?
    This board is plug-and-play compatible with OTIS Gen2 MRL and EcoDisc regenerative drive elevator systems, specifically designed for NAA21XXX and NAA22XXX controller boxes.
  • Does this board require any modifications or jumper changes for installation?
    No, it is a direct replacement that requires no re-engineering. It is plug-and-play compatible with GAA26800KF1, GCA26800KF2, and GCA26800H2 variants without any jumper changes.
  • What protection does the conformal coating on the board provide?
    The conformal coating provides anti-dust and anti-moisture protection, making the board suitable for hoist-way mounting environments where it may be exposed to dust and humidity.
  • What is the warranty and lead time for this product?
    The product comes with a 12-month OEM limited warranty and has a lead time of 2 business days or less, with worldwide shipping and 24-hour dispatch from stock.
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