Alarm.com SEM300 System Enhancement Module
 
 
Description
The SEM300 System Enhancement Module is designed to upgrade compatible DSC PowerSeries panels to Alarm.com’s interactive services. It enables wireless alarm communication and remote system control using the LTE cellular network, with optional Broadband Ethernet for dual-path communication. This module provides a comprehensive solution for adding modern features such as remote monitoring, automation, and system management without requiring a separate power supply.
 
Key Features
Fast, reliable, and secure wireless signaling
Home automation and energy management support
Z-Wave Plus device compatibility
Video monitoring support
No separate power supply required
Over-the-air (OTA) upgrades
CID and SIA central station signaling
Internal antennas
Cover and wall tamper protection
Externally facing LEDs for visual feedback
Optional Broadband Ethernet for dual-path communication
Remote monitoring and control via web and mobile
Remote panel configuration with Uploader/Downloader, including sensor management
Remote access and management of locally saved user codes
 
Specifications
Power Requirements: 7–14 V (13.6 V nominal), 125 mA nominal, 230 mA max
Cellular Network: 4G LTE with 3G HSPA and 2G GSM fallback
Cat-M variant: 4G LTE Cat-M1 (no fallback)
Panel Interfaces: Two keypad BUS connections, 12 V power and ground
Enclosure Indicators: Five LEDs (red, green, yellow, or blue)
Operating Temperature: 14°F to 131°F (-10°C to 55°C)
Storage Temperature: -30°F to 140°F (-34.4°C to 60°C)
Humidity: 90% relative humidity, non-condensing
Dimensions: 7.66 x 4.35 x 1.65 in. (19.46 x 11.05 x 4.19 cm)
Enclosure Color: White
Case Material: Fire-retardant PC/ABS, PC
 
Compatibility
DSC PowerSeries PC1616
DSC PowerSeries PC1832
DSC PowerSeries PC1864
Important Notes
Supports dual-path communication using cellular and optional Broadband Ethernet
Cat-M variant uses LTE Cat-M1 network and does not include network fallback