SAME DAY & EXPEDITED SHIPPING AVAILABLE
Exit Device Power Supply
Power supplies play a critical role in your access control system. They protect devices downstream by providing filtered and regulated power. National Lock Supply provides a variety of flexible options for a broad range of applications.
Frequently Asked Questions
What is an exit device power supply?
An exit device power supply is a low-voltage transformer and distribution unit that powers electrified panic hardware, strikes, and maglocks. At National Lock Supply, we supply UL-listed models engineered for access control systems.
What voltages are supported?
Most units supply 12V and 24V DC, with selectable outputs. This ensures compatibility with a wide range of electrified locks and hardware.
Can one power supply run multiple devices?
Yes. As long as the amperage capacity is sufficient, a single unit can power several electrified locks, panic devices, and sensors.
Do they include battery backup?
Many models support sealed lead-acid backup batteries, ensuring devices continue to function during power outages.
Where are they installed?
Power supplies are installed in secure electrical or IT rooms, usually within conduit distance of the openings they support.
Are they UL listed?
Yes. UL certification is required for power supplies used in fire-rated and life safety systems.
Do they require professional installation?
Yes. Because they handle electrical distribution and system integration, they should be installed by electricians or certified access control technicians.
Can they integrate with monitoring systems?
Yes. Many models feature status LEDs and relay outputs to connect with alarm or building management systems.
What sizes are available?
From 1-amp supplies for single doors to 10-amp rack-mounted systems for large commercial installations.
Why buy exit device power supplies from National Lock Supply?
We carry UL-rated power supplies matched to panic hardware and strikes, ensuring code compliance, reliable performance, and long service life.