120V AC or 12V DC

When would 120V AC or 12V DC be an appropriate solution? It is a good solution when you have existing power near the planned tower or call station installation.

• 120V AC system uses a transformer to convert part of the system to DC


• 12V DC directly powers all systems in the towers or call station

Key Features:

• Reliable power sources
• 12V DC can be centrally supplied
• 12V DC can utilize low voltage wiring