SL 300 Main Control Board MCU for Sliding Door

Assa Abloy SL 300 main control board MCU for sliding door is the central electronics module that manages the ASSA ABLOY SL 300 sliding door operator. This control board MCU handles all basic functions such as receiving activation signals, driving the motor, managing door position via sensor feedback, and controlling opening and closing speeds and hold‑open time. The SL 300 main control board MCU is designed for easy replacement and direct compatibility with the SL 300 operator, ensuring minimal downtime when the original unit fails or needs an upgrade.

The main control board MCU for sliding door integrates with a 100–240 V AC power supply and supports the SL 300’s safety logic, including automatic stop and reverse on obstacle detection, manual‑push assistance, and low‑noise DC‑motor operation. It also allows configuration of parameters such as speeds, force, and operating modes through the operator’s interface, making it suitable for a wide range of light‑ to medium‑traffic entrances. As a high‑quality, OEM‑style component, the Assa Abloy SL 300 main control board MCU helps keep automatic sliding doors running smoothly and reliably in offices, clinics, retail stores, and similar environments.