BLE 5.0 Smart Door Lock Module – TTLock, Alexa & Google Home
BLE 5.0 Smart Door Lock Module – TTLock, Alexa & Google Home
Upgrade Any Electric Door Lock to a Smart Lock with the Asia-Teco SN-9243 BLE 5.0 Module
The Asia-Teco SN-9243 Bluetooth 5.0 Smart Door Lock Module is a powerful retrofit solution that transforms existing electric door locks into fully connected smart locks — all managed through the free TTLock app. With support for the optional G2 Wi-Fi Gateway, you can also unlock your door remotely from anywhere in the world and control it via Amazon Alexa or Google Assistant voice commands.
Made in China.
Key Features
- Bluetooth 5.0 (BLE) Connectivity: Low-power Bluetooth technology ensures fast, reliable smartphone unlocking with minimal battery drain — standby current as low as 37 µA.
- TTLock App Control: Manage your lock from your iOS (7.0+) or Android (4.3+) device. Supports factory reset, administrator management, lock/unlock, access log viewing, and over-the-air firmware upgrades.
- Remote Electronic Key Distribution: Send time-limited digital keys to tenants, guests, or family members at any time. Set custom validity periods, or instantly freeze and reactivate keys as needed — perfect for rental properties and Airbnb hosts.
- Full Unlock History & Monitoring: Every access event is logged. Once any device syncs to the network, the full unlock record is available to the administrator in the TTLock app.
- G2 Gateway & Voice Assistant Support: Pair with the optional TTLOCK G2 Wi-Fi Gateway to enable remote unlocking over the internet and hands-free control through Amazon Alexa and Google Assistant smart speakers.
- Mechanical Key Backup: Retains traditional mechanical key access for peace of mind.
- OpenAPI Integration: Connect with business management systems via OpenAPI — ideal for hotels, rental platforms, and property managers using TTHotel or TTRenting software.
- Wide Voltage Range: Operates on 4.5–10VDC (4 alkaline batteries), with low-battery alert at 4.8V and motor output at battery voltage minus 0.3V.
- Wide Operating Temperature: Reliable performance from -20°C to 70°C, suitable for indoor and sheltered outdoor installations.
- Multi-Language App Support: TTLock, TTHotel, and TTRenting apps available in 20+ languages including English, Spanish, French, German, Italian, Russian, Japanese, Korean, Arabic, and more.
Technical Specifications
| Model | SN-9243 |
| Brand | Asia-Teco |
| Bluetooth Standard | BLE 5.0 |
| Voltage Range | 4.5 – 10V DC |
| Power Supply | 4 Alkaline Dry Cells |
| Standby Current | 37 µA |
| Working Current | < 200 mA |
| Low Battery Alarm | 4.8V |
| Unlock Time | ~1.5 seconds |
| Operating Temperature | -20°C to 70°C |
| Compatible OS | Android 4.3+ / iOS 7.0+ |
| Unlock Methods | Smartphone App, Mechanical Key |
| High-Concern Chemicals | None |
| Country of Origin | Made in China |
What's in the Box
- 1 × Asia-Teco SN-9243 BLE 5.0 Smart Door Lock Module
Note: G2 Wi-Fi Gateway and TTLOCK Remote Control R1 are optional accessories sold separately. Compatible with the free TTLock, TTHotel, and TTRenting apps available on the App Store and Google Play.
Learn More About Smart Home Security
For guidance on home security best practices, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer safety resources related to home security devices.
Frequently Asked Questions
Q: Does the Asia-Teco SN-9243 BLE 5.0 Smart Door Lock Module work with Amazon Alexa and Google Home?
A: Yes — when paired with the optional TTLOCK G2 Wi-Fi Gateway (sold separately), the SN-9243 module supports remote unlocking via Amazon Alexa and Google Assistant voice commands. Without the G2 gateway, the lock is controlled via Bluetooth through the TTLock app while in range.
Q: What smartphones are compatible with the TTLock app and SN-9243 module?
A: The TTLock app is compatible with Android devices running version 4.3 or higher, and Apple iOS devices running version 7.0 or higher. The app is available for free download from the App Store and Google Play in over 20 languages.
Q: Can I grant temporary access to guests or tenants using this smart lock module?
A: Absolutely. The TTLock app allows administrators to remotely send time-limited digital keys to any number of users. You can set a specific start and end time for each key, and instantly freeze or reactivate access at any time — ideal for short-term rentals, hotels, or property management.
Q: Does the SN-9243 module require a hub or Wi-Fi to function?
A: No hub or Wi-Fi is required for basic Bluetooth unlocking. The module communicates directly with your smartphone via BLE 5.0. The optional G2 Wi-Fi Gateway is only needed for remote internet access and voice assistant integration.
Q: What type of batteries does the SN-9243 smart door lock module use?
A: The module is powered by 4 standard alkaline dry cell batteries. It operates within a voltage range of 4.5V to 10V DC and features a low-battery alert that triggers at 4.8V to let you know when it's time to replace the batteries.