Bosch AVSM Horn/Strobe Synchronization Module — Two-Wire Sync

The Bosch AVSM module synchronizes horns and strobes using only two wires. It offers the ability to silence horns while allowing strobes to continue flashing. Flexible installation: operates in one Class A circuit or in two Class B circuits. Electrical ratings: circuits rated for 3 A of continuous current; 5 A surge or inrush current. A green LED provides a visual indication of signal operation.