Asia-Teco Access Control Mainboard | TTLock App & Wiegand

Smart Access Control Mainboard – Model SN991-3-1

Take full command of your entry points with the Asia-Teco SN991-3-1 Smart Access Control Mainboard. Designed for both residential and commercial installations, this controller integrates seamlessly with the TTLock App for convenient smartphone-based management, and supports an optional Bluetooth Gateway for remote access control from anywhere. Whether you're setting up a single door or building out a multi-entry system, this mainboard delivers professional-grade reliability with a straightforward wiring layout.

Key Features

• TTLock App Compatible: Manage users, schedules, and access logs directly from your iOS or Android device via the TTLock application.
• Bluetooth Gateway Support: Add an optional Bluetooth gateway to enable remote unlocking and monitoring over Wi-Fi — no need to be on-site.
• Wiegand Interface: Industry-standard Wiegand protocol ensures broad compatibility with card readers, fingerprint scanners, and other access peripherals.
• Full Pinout Diagram Included: Clearly labeled terminals for lock, reader, exit button, power, and alarm connections make installation fast and error-free.
• Exit Button Support: Dedicated wiring terminals for request-to-exit (REX) buttons for smooth egress control.
• Versatile Lock Compatibility: Works with electric strikes, magnetic locks, and other standard access control hardware.
• Model: SN991-3-1
• No High-Concern Chemicals: Compliant with safety standards — contains no high-concern chemical substances.

What's in the Box

• 1 × Asia-Teco SN991-3-1 Access Control Mainboard
• Full pinout wiring guide
• Installation accessories

Specifications

Why Choose This Mainboard?

The SN991-3-1 bridges the gap between traditional wired access control and modern smart-home convenience. Its clear terminal labeling and included wiring guide drastically reduce installation time, while TTLock App integration means you're always in control — whether you're on-site or across town via the optional Bluetooth gateway. The Wiegand interface ensures you're not locked into proprietary readers, giving you the flexibility to use the hardware you already own.

For guidance on best practices for electronic access control systems, visit the Cybersecurity and Infrastructure Security Agency (CISA). For general consumer electronics safety information, refer to the U.S. Consumer Product Safety Commission (CPSC).

Frequently Asked Questions

Q: Does the Asia-Teco SN991-3-1 mainboard work with the TTLock App on both iOS and Android?

A: Yes, the TTLock App is available for both iOS and Android devices. Once paired via Bluetooth, you can manage user credentials, set access schedules, and review entry logs directly from your smartphone.

Q: Do I need the Bluetooth gateway to use the TTLock App?

A: The TTLock App can control the mainboard via Bluetooth directly when you are within range. The Bluetooth gateway is an optional add-on that enables remote access over your Wi-Fi network, so you can manage your access control system from anywhere — even when you are not physically near the door.

Q: What types of locks and readers are compatible with the SN991-3-1 mainboard?

A: This mainboard uses the industry-standard Wiegand interface, making it compatible with a wide range of card readers (RFID, smart card), fingerprint scanners, and other Wiegand-output devices. It also supports electric strikes and magnetic locks via its dedicated lock output terminals.

Q: Is professional installation required for the SN991-3-1 access control mainboard?

A: While professional installation is always recommended for security systems, the full pinout wiring guide included with the mainboard makes it accessible for experienced DIY installers. All terminals are clearly labeled for lock, reader, exit button, alarm, and power connections.