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The Honeywell Home Intrusion CELL-ANTSMA is an external antenna designed to improve cellular signal performance for LTE and 3G communicators used in security and intrusion detection systems. It connects to compatible cellular communicator modules to extend or strengthen the antenna signal path, particularly in installations where the internal antenna cannot achieve adequate reception. Security installers and low-voltage technicians are the primary trades working with this component. The CELL-ANTSMA is sold as a single unit and is categorized as a communication accessory.
This antenna is suited for residential and light commercial intrusion system installations where cellular communication is the primary or backup reporting path. It is typically installed when the communicator module is located in a basement, metal enclosure, or other shielded area that degrades the cellular signal. Mounting the external antenna at a higher elevation or in a less obstructed location can improve signal reliability for alarm reporting and remote communication functions.
Designed for use with compatible Honeywell Home Intrusion cellular communicator modules that support an external antenna connection. Refer to the communicator module documentation to confirm the correct antenna port and connector type before installation.
Installation should be performed by a licensed low-voltage or alarm systems technician in accordance with applicable local codes and the communicator manufacturer guidelines. Power down or disarm the security panel before connecting or disconnecting antenna components to avoid disrupting active communication sessions. Route the antenna cable away from high-voltage wiring and secure it to prevent strain on the connector. Position the external antenna in a location with clear line of sight or minimal obstruction for best cellular performance.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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