Alarm Communicators

Multicom Bosch, 4G Dual Carrier

4G Dual carrier communicator

Class 4
Dual Carrier
Multicom Bosch, 4G Dual Carrier

4G LTE alarm communicator with direct integration to Bosch Solution 2000/3000 panels

Developed in Australia under a joint initiative between Multicom Systems and Bosch, the new Multicom Bosch 4G Dual Carrier has been purpose built for the Bosch Solution 2000/3000 panels.


Multicom Bosch key benefits

Developed and supported in Australia

24/7 Partner tech support Australia-wide. Meets the AS2201.5 Class 4 Australian Standard.

Faster install and setup

The MCB4G offers faster web-based setup and management. Mounts easily into Alarm Panel using purpose built mounting bracket.

Constant reliable communication

Dual SIM cards double the redundancy on 4G by utilising two separate carrier networks. Issues and outages are detected on the active carrier network and switches automatically to the inactive SIM.

Alarm communicator with Cat M1 and NB-IoT, which is forward compatible with the 5G network.
Bosch logoMulticom low power consumption

Guaranteed 99.99% uptime

Even during major outages, patented technology ensures a highly reliable, fully encrypted virtual private link over the Multicom Network to the monitoring centre.

Seamlessly connect with Bosch 2000/3000 alarm panels

Access to all the Bosch panel features are available via the Multicom TechTools web portal.

Automatic remote software updates

Ensure your Multicom unit up to date, even when the service providers make changes.

Multicom Bosch Specifications

Communication Paths

4G, LTE and Multicom


Serial connection to the Bosch alarm

Polling Plan

Class 2, Class 3, Class 4

Power Supply

8-15V DC

Power consumption

Standby: <90mA @ 13.8V DC. Transmitting: <130mA @ 13.8V DC.

SIM Options

Dual or Single


2 years (24 months)

Other resources

AlarmLink software

AlarmLINK for iPhone and Android devices lets you connect and control your home and business’ alarm system from anywhere in the world. It lets you, as well as the people you choose, control your alarm system. You can setup multiple sites and switch between them with ease. Access to your alarm system is protected via permissions based security as well as an optional passcode.

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TechTools software

TechTools is comprehensive tool that allows technicians to manage, configure and commission Multicom alarm
communicators in the field, in real-time from a PC, Apple or Andriod device. TechTools utilises a powerful, easy-to-use permission-based security structure to protect devices from unauthorised access.

Learn more
Multicom Systems low power consumption

At Multicom, we get challenged from time to time on the question about “power consumption.” We have responded to the challenge and, in each new generation of alarm communicators, we have significantly decreased power consumption. This product evolution commenced in 2017 and has carried through to today’s Multicom alarm communicators.

Learn more