AI NEXT DC-4811 Overhead Magnetic Contact with 24" Armored Cable

Protect overhead roll-up and panel doors with the AI NEXT by Aleph DC-4811 overhead magnetic contact — a purpose-built security sensor for warehouses, loading docks and commercial facilities. This wired magnetic contact switch delivers dependable monitoring of roller-track doors using a Normally Closed (NC) dry contact and a 2.75" standard gap for consistent alarm signaling. The included adjustable L-bracket fits roller tracks up to 3" wide, enabling fast installation while keeping cabling off the floor.

Designed for real-world security and surveillance environments, the DC-4811 pairs an aluminum, waterproof housing with an armored 24-inch cable to resist tampering, moisture and mechanical wear. Rated to 250VDC at 0.5A (10W), it integrates seamlessly with access control panels, alarm systems and monitoring platforms. The compact magnet and switch arrangement minimizes visual impact while maximizing protection for overhead doors.

Choose the AI NEXT DC-4811 magnetic contact to simplify perimeter security, reduce false alarms and extend service life in demanding applications. Ideal for warehouses, distribution centers and commercial roll-up doors — add to your security system today.

• Secures overhead roll-up and panel doors with a track-mounted design for reliable perimeter protection
• Armored 24-inch cable and aluminum housing resist tampering and harsh environments for long-term uptime
• Normally Closed (NC) dry contact with a 2.75" standard gap supports wired monitoring and alarm integration
• Adjustable L-bracket fits roller tracks up to 3" for fast, low-profile installation without modifying doors
• Waterproof construction and lifetime limited warranty reduce maintenance and total cost of ownership