OT Escalator Spare Parts – RS4R PCB Board (Models: GCA26803A1 / GAA26803A1 / GCA26803A10)

The RS4R PCB Board is a high-quality escalator control board designed for use in OT (Otis) escalator systems. It plays a vital role in coordinating operational commands, monitoring safety features, and controlling escalator logic.

Perfect for maintenance, repair, or upgrade projects, this PCB board ensures that your escalator runs smoothly, safely, and reliably.

✨ Compatible Models:

• 🔹 GCA26803A1

• 🔹 GAA26803A1

• 🔹 GCA26803A10

⚙️ Key Features:

• 📟 Signal Processing & Communication Control

• 🔐 Built-In Safety Protocol Handling

• 🧱 Robust Circuit Design for long-term stability and wear resistance

• 🔄 Real-Time System Monitoring to detect and react to system changes instantly

• 🧩 100% Compatible with OT RS4R escalator units

✅ Benefits:

• ⚡ Improves Escalator Reliability – Reduces downtime and keeps traffic moving efficiently

• 🔧 Simplifies Maintenance – With labeled terminals and diagnostics support

• 💰 Cost-Effective Replacement – Extends the life of the existing escalator system

• 🏢 Perfect for Public Spaces – Offices, malls, metro stations, and airports

📦 Applications:

• OT (Otis) RS4R Escalator Systems

• Upgrades for legacy escalator controllers

• Spare inventory for escalator maintenance teams