S-631 Rigid High Speed Door
View more High Speed Industrial Doors

* Product images may appear with optional features or accessories.
Item Description
The Dynaco S-631 is a high-speed, rigid aluminum door designed for security, durability, and efficiency in both interior and exterior applications. Featuring disc drive technology, it operates smoothly with minimal moving parts, reducing maintenance while ensuring high-cycle reliability. Its reinforced aluminum slats provide exceptional security, and if impacted, individual slats can be quickly replaced in under 15 minutes, minimizing downtime.
With opening speeds up to 96 inches per second, the S-631 improves traffic flow and energy efficiency while maintaining a tight seal against air, water, dust, and contaminants. Integrated safety features, including a built-in light curtain and wireless bottom edge sensor, enhance protection for personnel and equipment. A low-headroom version (S-631-LH) is also available, requiring just 22 inches of clearance, making it ideal for retrofit installations in space-constrained areas.
Key Features:
- Disc Drive Technology – Ensures smooth, low-maintenance operation.
- High-Speed Performance – Opens at 96” per second (78” for S-631-LH).
- Reinforced Aluminum Slats – Superior strength and quick replacement after impact.
- Sealed Design – Prevents air, water, dust, and contaminants from entering.
- Integrated Safety – Light curtain and wireless bottom edge detector protect personnel.
- User-Friendly Controls – DYNALOGIX II controller with programmable settings.
- Energy Efficient – Fast operation reduces temperature loss and air infiltration.
- Low-Headroom Option – S-631-LH requires just 22” of clearance for tight spaces.
- Durable Construction – Galvanized steel frame for long-lasting performance.
The Dynaco S-631 is the ideal solution for facilities needing fast, secure, and reliable access control, combining durability, safety, and efficiency in a modern, high-performance door system.

Dock and Door Service in Cleveland, Ohio
If you're searching for reliable, proven and first-rate loading dock services, repairs, and remodels, we are your solution.