Assa Abloy - SL500 / SL510 / SL520 Main Control Board MCU

Assa Abloy SL500 / SL510 / SL520 – Main Control Board (MCU)

The Assa Abloy Main Control Board (MCU) is the central electronic module for SL500, SL510, and SL520 automatic sliding door operators. It manages all core door functions, including motor control, safety inputs, activation signals, and system logic. As a genuine replacement board, it restores full operational performance and ensures compliance with manufacturer specifications.

Key Features & Benefits

• Genuine MCU Replacement – Restores factory-level functionality for SL-series sliding operators.

• Full System Control – Manages motor drive, speed profiles, safety sensor inputs, and activation logic.

• Stable, Reliable Operation – Designed to support continuous commercial use with precise control.

• Plug-and-Play Integration – Direct-fit replacement using existing wiring looms and connectors.

• Enhanced Diagnostic Support – Supports system fault reporting and parameter adjustments.

• Long-Term Durability – Built using high-grade components suitable for high-cycle environments.

Technical Summary

• Component type: MCU main control board

• Compatibility: Assa Abloy SL500, SL510, SL520

• Function: Central processor for door control, safety, and activation logic

• Inputs supported: Safety sensors, activation devices, accessory modules

• Outputs: Motor drive signals, locking control, status indicators

• Fitment: Direct replacement, OEM-spec MCU board