by Bogen
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Bogenʼs DC Power Supplies are designed to supply power to battery-operated, other low-voltage DC equipment, or 24V DC equipment from a 120V AC source. They are rugged, versatile, and dependable, making them suitable for many types of telephone paging equipment, amplified speakers and horns, tone generators, and intercom systems. 12V, 24V, and 48V models available. PRSLSI additionally provides talk battery for loop start trunks and a buffered audio output to drive up to 25 self-amplified speaker inputs.

The  power  supply  shall  be  a  Bogen  Model PRS40C,  or  approved  equivalent,  and  shall
supply unregulated 12V DC at 300 mA from a 120V DC, 60 Hz source. Maximum power consumption shall be 8 watts. The sleeve of the mini plug (and the lead with the white tracer) shall be positive. The unit shall measure 2" W x 2-3/8" H x 1-5/8" D. The power supply shall be UL listed.

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