L3
Keypad lock · No fingerprint
Essential keypad access, kept simple
Precision in every detail
Smarter access, made effortless
SOSA combines dependable access methods with flexible management options for homes, rentals, apartments, and multi-door environments.
From essential keypad access to face and AI palm-vein recognition
L3 — L9
A clear choice for every door
Five models, each with a distinct purpose. Less noise, better decisions.
L5
Fingerprint & keypad lock
Fingerprint and keypad access for everyday use
L7
Independent cylinder · Fingerprint
Independent cylinder design with flexible access
L7T
Independent cylinder · Slim panel
An independent cylinder and slim panel for narrow door profiles
L9
Independent cylinder · Biometrics
A flagship choice with multiple biometric options
Selection guide
Start with how you enter
Door and mortise compatibility must still be confirmed before installation.
No fingerprint needed: L3 Everyday fingerprint access: L5 Independent cylinder preferred: L7, L7T, L9 Narrow door profile: L7T Multiple biometric options: L9
TTLOCK / API
Make access part of your management workflow
L3, L5, L7, and L7T support integration with the TTLock ecosystem and API-based solutions through its open platform. Workflows can be designed around eKeys, multiple passcode types, lock records, and multi-door operations. Remote capabilities depend on compatible gateways, network availability, platform configuration, and the final integration.
Smart Management →SPACES
Composed in real-world settings
Homes
Flexible entry options for family members and temporary visitors.
Short-stay rentals
Reduce physical key handovers with one-time or recurring passcodes.
Apartments & multi-door use
Manage multiple locks and access rights within a compatible solution.
Offices & shared spaces
Arrange access by person and time, supported by records where configured.
SOSA · WECHAT
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