The ZKTeco AL-280D (LED) is a high-performance double electromagnetic lock designed for secure access control on double-door installations. Operating in Fail Safe (power-on-to-lock) mode, it automatically unlocks when power is disconnected, making it suitable for emergency exit applications. With a dual holding force of 270 kg per door leaf, an integrated LED status indicator, and NO/NC lock status signal output, the AL-280D (LED) provides dependable security, real-time lock monitoring, and seamless integration with access control systems. It is ideal for offices, commercial buildings, banks, hospitals, and other high-security environments.

Key Features

• Double electromagnetic lock for double-door applications
• Fail Safe (Power-on-to-lock) operation
• Dual holding force: 270 kg × 2 (600 lbs × 2)
• Built-in LED status indicator
• NO/NC lock status signal output for 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 doors
• Supports 90° door opening
• Compatible with optional mounting brackets for frameless and inward-opening doors
• Operating temperature: -10°C to +55°C
• Dimensions: 506 × 25 × 48 mm