Bosch Security Systems 126374 Dual Sync Module

Description:

The WHEELOCK DSM-12/24-R Dual Sync Module Red 126374 is used in fire alarm and emergency notification systems for synchronizing horn, strobe, and horn/strobe signaling devices across notification appliance circuits. Commonly installed in commercial buildings, schools, hospitals, warehouses, industrial facilities, and public occupancy environments. Maintenance teams, electrical contractors, and fire alarm technicians use this module for fire alarm synchronization control, retrofit projects, and emergency signaling system upgrades.

Applications:

The WHEELOCK DSM-12/24-R dual sync module is commonly used in commercial and industrial life safety systems requiring reliable synchronized audible and visual emergency notification. It is frequently installed in fire alarm control systems where synchronized strobe flashing, temporal code horn operation, and audible silence functionality are critical for maintaining NFPA-compliant evacuation signaling and occupant safety. The module supports synchronized operation for compatible Wheelock notification appliances.

Technical Specifications:

• Brand: WHEELOCK / Cooper / Eaton
• Model Number: DSM-12/24-R
• Alternate Number: 126374
• Product Type: Dual Synchronization Module
• Color: Red
• Application: Fire Alarm Notification Appliance Synchronization
• Compatible Equipment: Wheelock Fire Alarm Notification Appliances
• Function: Synchronized Horn and Strobe Control
• Input Voltage: 12VDC / 24VDC
• Circuit Configuration: Dual NAC Synchronization Module
• Circuit Compatibility: Class A and Class B NAC Circuits
• Mounting Type: Standard Electrical Backbox Mount
• Installation Type: Indoor Installation
• Operating Environment: Commercial and Industrial Fire Alarm Applications
• System Compatibility: Fire Alarm Control Panels and Notification Circuits
• Construction Type: Electronic PCB Synchronization Module
• Usage Type: Audible and Visual Emergency Notification Synchronization
• Maintenance Application: Fire Alarm System Repair and Expansion
• Equipment Category: Fire Alarm Control Components

Common Replacements:

• Wheelock DSM Sync Module
• System Sensor MDL3 Synchronization Module
• Gentex AVSM Synchronization Module