Ajax vhfBridge Black
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The Story
The Ajax vhfBridge Black is a specialized transponder module that enables Ajax security systems to communicate with third-party VHF radio transmitters, providing reliable alarm transmission in areas with unstable or no internet connectivity. This device serves as either a primary or backup communication channel, offering up to 75 hours of autonomous operation during power failures with its integrated battery backup capability.
add_circle The Upside
- check Provides reliable security communication in remote areas without internet
- check Offers extended backup power for continuous operation during outages
- check Compatible with multiple Ajax hub systems for flexible integration
remove_circle The Downside
- close Limited compatibility (doesn't work with original Hub, ocBridge Plus, uartBridge, or third-party control panels)
- close Requires additional VHF transmitter and battery (not included)
- close Indoor installation only with specific temperature range requirements
Specifications & features
Key features
- check_circle VHF radio communication for areas without internet
- check_circle Up to 75 hours of backup battery operation
- check_circle Compatible with Hub 2, Hub Plus, Hub 2 Plus, ReX and ReX 2
- check_circle 8 configurable outputs for event transmission
- check_circle 1800-meter line-of-sight communication range
Specifications
Backup Power
12V DC, up to 75 hours
Communication Range
Up to 1800 meters line-of-sight
Compatibility
Hub 2, Hub Plus, Hub 2 Plus, ReX, ReX 2
Operating Frequency
868.0-869.2 MHz (region dependent)
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