26702.03.BL3 : Ajax DoorProtect (9NA) Black

Ajax DoorProtect (9NA) – High-Reliability Wireless Magnetic Door/Window Contact in Black

The Ajax DoorProtect (9NA) Black is a professional wireless magnetic contact designed for high-performance intrusion detection on doors, windows, and access points. Built on the advanced Jeweller encrypted RF platform, it delivers long-range communication, dependable reed-switch detection, and flexible installation options for residential, commercial, and industrial security systems.

Product Features

• Wireless magnetic contact detector with long-range Jeweller RF communication (up to 3,900 ft)
• Supports two magnet sizes for configurable operating distances (up to 0.4″ with small magnet, 0.8″ with large magnet)
• Reed-switch anti-chatter technology filters micro-vibrations up to 0.15 s
• Input available for an additional NC-type wired sensor, enabling hybrid installations
• Encrypted, tamper-protected communication with two-way data exchange
• Automated power control to minimize RF interference and battery consumption
• Remote monitoring, configuration, and instant notifications via Ajax apps
• Audible Chime support when the system is disarmed
• Up to 7 years of battery life using a single CR123A battery
• Indoor-rated design with IP50 enclosure protection