Siemens MMB-3 Main Control Board (REFURBISHED)
Siemens MMB-3 Main Board
The MMB-3 is the main system motherboard used in the MXL control panel. It provides the mounting and interconnection point for all system modules, including the ALD loop controller, optional modules, and system power supply. The MMB-3 distributes power and provides the data communication bus for all connected components.
Key Features:
- Primary motherboard for MXL system components
- Provides system power distribution and data bus
- Supports installation of ALD loop controllers, display modules, and more
- Integral part of the MXL fire alarm system architecture