The AJAX DoorProtect EA-DOPRO-S is a wireless magnetic contact (reed contact) for burglar protection on doors and windows. It reports unauthorized opening to the alarm control panel. DoorProtect is designed for over one million openings and also features the option to connect an external sensor (normally closed contact). The detector is integrated into the Ajax security system via the proprietary "Jeweller" protocol. The wireless range is up to 1200 m without obstacles, with a battery life of up to 5 years.

Protection against manipulation and errors

• The detector housing is protected against sabotage
• Presence monitoring of the detector adjustable (12-300 s)
• Encrypted radio transmission
• Identification and prevention of jamming

High reliability

• High energy efficiency, through self-regulation of the transmission power (depending on the distance to the hub)
• 2-way communication with the control center allows uncomplicated test mode and system adjustment

Easy installation

• Convenient installation thanks to convenient mounting plates
• Signal quality and detection range can be easily tested and adjusted
• Easy login to the system by scanning the QR code
• Integration of the Ajax wireless magnetic contact into third-party systems possible (interface required)
• Space-saving miniature magnet for sophisticated design or large magnet for long switching distances (up to 2 cm)

• Dimensions (DxH): 20 x 90 mm
• Connection for external sensors: yes (NC)
• Application: Indoor
• Battery life: up to 5 years
• Operating voltage: 3 V
• Operating temperature: 0 °C to +50 °C
• Color: white or black
• Radio signal power: 20 mW
• Radio protocol: Jeweler (868MHz)
• Communication: wireless
• Max. radio range: up to 1200 m outdoors
• Max. humidity: 80%
• Tamper protection: yes
• Power supply: lithium battery (CR123A)

• DoorProtect
• CR123A battery
• small and large magnet
• Mounting kit
• Quick guide