Alarm.com ADC-SEM300-VT-AT-M System Enhancement Dual Path Module, AT&T, CAT-M
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Key Features
- Simplifies migration of Honeywell/ADEMCO VISTA panels to Alarm.com interactive services, reducing retrofit time and installation costs
- Dual-path AT&T CAT-M LTE plus optional Ethernet ensures secure, reliable alarm and event reporting for critical monitoring and surveillance
- Remote provisioning and OTA upgrades via Alarm.com Partner Portal and MobileTech cut truck rolls and speed deployments
- Enables Alarm.com automation, video, and Z-Wave Plus device support to expand security and energy management offerings
- ETL-certified, compact hybrid communicator with no separate power supply required for cleaner installs and long lifecycle reliability
Quick Specifications
- Brand Name
- Alarm.com
- Manufacturer
- Alarm.com
- Product Name
- ADC-SEM300-VT-AT Universal Alarm Communicator
- Product Type
- Universal Alarm Communicator
Product Information Tabs
Overview
Deliver dependable, modern monitoring and automation to legacy VISTA systems with the Alarm.com ADC-SEM300-VT-AT-M system enhancement dual-path module. This Alarm.com alarm communicator module provides a cost-effective path to Alarm.com interactive services, enabling dealers and integrators to migrate Honeywell/ADEMCO VISTA 10P/15P/20P/21 panels without full panel replacement. Built for secure, business-grade monitoring, the SEM300 uses AT&T CAT‑M LTE cellular plus optional Broadband Ethernet for dual-path signaling—reducing false alarms and ensuring continuity of service. Support for Z-Wave Plus devices and Alarm.com video and automation gives end users a modern security and energy management experience while central stations receive CID/SIA reporting. Technicians benefit from browser- and app-based provisioning via the Partner Portal and MobileTech, over-the-air firmware updates, and a compact, ETL‑certified enclosure that requires no separate power supply. Ideal for security dealers, managed service providers and commercial integrators looking to upgrade monitoring, surveillance and connected services with minimal disruption. Add the ADC-SEM300 to your retrofit toolkit and start offering reliable, feature-rich Alarm.com monitoring and smart home/ business automation today.
Features
- Simplifies migration of Honeywell/ADEMCO VISTA panels to Alarm.com interactive services, reducing retrofit time and installation costs
- Dual-path AT&T CAT-M LTE plus optional Ethernet ensures secure, reliable alarm and event reporting for critical monitoring and surveillance
- Remote provisioning and OTA upgrades via Alarm.com Partner Portal and MobileTech cut truck rolls and speed deployments
- Enables Alarm.com automation, video, and Z-Wave Plus device support to expand security and energy management offerings
- ETL-certified, compact hybrid communicator with no separate power supply required for cleaner installs and long lifecycle reliability
| General Information | |
|---|---|
| Brand Name | Alarm.com |
| Manufacturer | Alarm.com |
| Product Name | ADC-SEM300-VT-AT Universal Alarm Communicator |
| Product Type | Universal Alarm Communicator |
| Product Model | ADC-SEM300-VT-AT |
| Manufacturer Part Number | ADC-SEM300-VT-AT-M |
| Technical Information | |
| Z-Wave | Yes |
| Connectivity Technology | Wired, Wireless |
| Others | |
| Model Number Replaces | ADC-SEM300-VT-AT |
| Physical Characteristics | |
| Depth | 1.7" |
| Width | 4.4" |
| Height | 7.7" |
| Product Information | |
| Installation Type | Hybrid |
| Miscellaneous | |
| Features | Z-Wave |
| Compatibility | AT&T |
| Country of Origin | US |
| Additional Information | Panel interfaces: Two keypad BUS connections, 12 V power and ground Enclosure indicators: Five LEDs (red, green, yellow, or blue) Case material: Fire-retardant PC/ABS, PC |
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