The ZKTeco AL-350D (LED) is a heavy-duty double electromagnetic lock designed for high-security access control on double-door installations. Operating in Fail Safe (power-on-to-lock) mode, it automatically unlocks when power is removed, making it suitable for emergency exit systems. With a dual holding force of 300 kg per door leaf, a built-in LED status indicator, and NO/NC lock status signal output, the AL-350D (LED) provides reliable security, real-time monitoring, and seamless integration with access control systems. Its durable construction makes it ideal for offices, commercial buildings, banks, hospitals, schools, and industrial facilities.

Key Features

• Double electromagnetic lock for double-door applications
• Fail Safe (Power-on-to-lock) operation
• Dual holding force: 300 kg × 2 (660 lbs × 2)
• Built-in LED status indicator
• NO/NC lock status signal output for real-time monitoring
• 12V DC / 24V DC selectable operating voltage
• No residual magnetism for smooth door release
• Durable silicon steel and aluminum alloy construction
• Suitable for wooden, metal, and fire-rated framed doors
• Supports 90° door opening
• Compatible with optional L, Z, and U mounting brackets
• Dimensions: 506 × 28 × 55 mm
• Weight: 4.92 kg