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The LIFESAFETY POWER BT500-R8 is a 500-watt access control power supply with universal input and eight individually protected outputs. It is designed for use in commercial access control, security, and life safety systems where a reliable, distributed power source is required. The unit accepts a wide range of AC input voltages, making it adaptable to varied facility power conditions. Licensed security integrators and low-voltage technicians install and commission this type of supply as part of a broader access control or intrusion detection infrastructure.
The BT500-R8 is suited for commercial and institutional installations where multiple access control devices, electric strikes, magnetic locks, readers, or alarm peripherals must be powered from a single managed source. Its eight relay outputs allow individual circuit control and monitoring, supporting zone-based power distribution across a building or floor. The universal input design makes it a practical choice for facilities with non-standard or international power sources.
Designed as an OEM-style replacement and direct-fit power supply for commercial access control and low-voltage security systems requiring a 500-watt universal-input distribution source with eight relay outputs.
Installation should be performed by a licensed low-voltage or electrical contractor in accordance with applicable NEC requirements for power-limited and non-power-limited fire alarm and access control circuits. Disconnect and lock out all AC power before servicing or wiring the unit. Verify that branch circuit capacity and wiring gauge are appropriate for the total connected load before energizing. Follow the manufacturer data sheet for output wiring sequences and relay configuration.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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