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Seven Systems SL-7740BF

Photos - Electric Lock Seven Systems SL-7740BF
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A relatively inexpensive electronic lock from the brand Seven Systems is a smart device for restricting access to an apartment or an office space. The model consists of a set with inner and outer trims with handles for mortising into door panels with a thickness of 35 to 70 mm. It is suitable for indoor use, as the operating temperature range is from 0 to 55 degrees Celsius. The electric lock Seven Systems SL-7740BF is equipped with a Bluetooth module, allowing synchronization with a smartphone (for usage in unlocking or remote control). Additionally, it supports integration into various smart home ecosystems, including proprietary (Seven Home) or Google Home, which among other things enables the implementation of various automation scenarios. For unlocking, different methods are available..., including entering codes (permanent or temporary), applying contactless cards and Mifare fobs, and fingerprint scanning. The total number of users can exceed 1,370 people, making it suitable for commercial applications — in offices, warehouses, etc. Also, with additional gateways or modules, the lock can work in tandem with intercoms, integrating into Wi-Fi networks for internet management. Other features include quick opening (claimed time of 0.3 seconds), powered by four batteries (energy should last for 10,000 opening cycles), and support for Amazon Alexa voice assistant.
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Seven Systems SL-7740BF
Type (form factor)
smart pad with handle
Reading (opening)
key
code / 250 штук /
card / keychain / 1000 штук /
mobile app / Oji Smart, TTLock /
fingerprint / 120 штук /
Reading cards / key fobs
Mifare
Connection (protocol)
Bluetooth
Integration into a smart home system
Google Home
additionally / Seven Home /
Voice assistant
Amazon Alexa
Power source
4xAA
Door thickness
35 – 70 mm
Overlay dimensions (WxDxH)
66x260x23 mm
Operating temperature
0 ~ +55 °C
Added to E-Catalog
November 2025

A relatively inexpensive electronic lock from the brand Seven Systems is a smart device for restricting access to an apartment or an office space. The model consists of a set with inner and outer trims with handles for mortising into door panels with a thickness of 35 to 70 mm. It is suitable for indoor use, as the operating temperature range is from 0 to 55 degrees Celsius. The electric lock Seven Systems SL-7740BF is equipped with a Bluetooth module, allowing synchronization with a smartphone (for usage in unlocking or remote control).

Additionally, it supports integration into various smart home ecosystems, including proprietary (Seven Home) or Google Home, which among other things enables the implementation of various automation scenarios. For unlocking, different methods are available, including entering codes (permanent or temporary), applying contactless cards and Mifare fobs, and fingerprint scanning.

The total number of users can exceed 1,370 people, making it suitable for commercial applications — in offices, warehouses, etc. Also, with additional gateways or modules, the lock can work in tandem with intercoms, integrating into Wi-Fi networks for internet management. Other features include quick opening (claimed time of 0.3 seconds), powered by four batteries (energy should last for 10,000 opening cycles), and support for Amazon Alexa voice assistant.

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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