Sygonix SY-6121660 Bluetooth Smart Lock Cylinder Class C with Illuminated Keypad

Traditional locks leave you vulnerable to lost keys and lock picking. The Sygonix SY-6121660 replaces your existing cylinder with a Bluetooth-enabled smart lock that offers keyless entry via PIN code or smartphone app. Its illuminated touch keypad ensures easy operation even in the dark, while the Class C security rating provides high resistance against break-ins.

Who is it for

Homeowners, renters, and small business owners who want convenient, secure access without carrying physical keys. Ideal for anyone who frequently needs to grant temporary access to family, guests, or service providers.

Main features

• Class C security cylinder with double knob design
• Bluetooth connectivity for app-based control (iOS and Android)
• Illuminated touch keypad for PIN code entry (4-10 digits)
• Supports up to 100 users
• Event log for tracking access history
• Emergency power via USB-C port

Specifications

• Security class: Class C
• Connectivity: Bluetooth
• Access methods: PIN code, Bluetooth app
• Keypad: Illuminated touch keypad
• Cylinder type: Double knob cylinder
• Outer cylinder length: 30 - 60 mm (adjustable)
• Inner cylinder length: 30 mm (fixed)
• Power source: 3x AAA batteries
• Battery life: approx. 1 year
• Emergency power: USB-C port
• App compatibility: iOS, Android
• User capacity: up to 100 users
• PIN code length: 4-10 digits
• Material: Zinc alloy
• Operating temperature: -20°C to +50°C
• Operating humidity: 10% - 90% RH (non-condensing)
• Event log: Yes
• Installation: DIY, easy replacement

Tips

Before installation, measure your door thickness to ensure the cylinder length is suitable. For optimal battery life, use high-quality alkaline batteries and keep the firmware updated via the app.