Command Access Power Supplies

Command Access Power Supplies for Electrified Door Hardware

Command Access power supplies, also known as access control power units, door hardware power sources, linear power supplies, UL-listed power controllers, and electrified lock power systems, are engineered to deliver consistent, reliable power to commercial door hardware. These power supplies are designed specifically for motorized latch retraction exit devices, electric trims, auto operators and electrified mortise or cylindrical locks. They provide clean, regulated voltage to ensure proper operation and long equipment life. They are ideal for schools, hospitals, offices, and high-traffic commercial buildings.

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Command Access Single and Dual Device Power Supplies

For smaller systems, Command Access offers compact power supplies designed for one or two electrified devices. The Command Access PS210 Power Supply is a UL 6E/CSA linear unit with 1 input and 1 output, capable of powering one latch pullback exit device. When two devices are required, the Command Access PS220/220B Power Supply provides 2 inputs and 2 outputs, allowing it to power up to two latch retraction exit devices simultaneously. These models are ideal for single-door or double-door applications. Their simple layout makes installation and troubleshooting easy for technicians.

Command Access Multi-Device Power Supplies

For installations requiring multiple electrified openings, higher-capacity models are available. The Command Access PS204/204B Power Supply is designed for motorized latch retraction, mortise locks, cylindrical locks, and exit trims, supporting up to four devices with its 4-I/O configuration. For even larger systems, the Command Access PS440B powers up to four latch pullback exit devices, while the Command Access PS480B supports up to eight devices, making them ideal for multi-door access control systems. These power supplies are commonly used in campuses and large commercial facilities. Their linear design ensures stable voltage under heavy loads.

Testing, Backup Power, and Replacement Components

Command Access also offers essential accessories that support power system performance and reliability. The Command Access CAT Field Tester is a must-have diagnostic tool for verifying power output and device operation during installation or service calls. For battery backup applications, the Command Access BB12V7, a set of two 12VDC 7AH batteries, provides emergency power during outages. The Command Access VD2 Replacement Relay Board is designed for servicing Von Duprin PS873 and PS914 power supplies, extending system life without full replacement. All Command Access power supplies and accessories listed above are available for purchase at LocksandSafes.com.