Bogen's 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 selfamplified speaker inputs.

The power supply shall be a Bogen Model PS4830W, or approved equivalent, and shall supply regulated 48V DC at 625 mA from a 100-240V AC, 47-63 Hz source. Maximum power consumption shall be 96 watts. The unit shall measure 4.07" L x 1.65" W x 1.13" H and weigh 0.5 lb. The power supply shall be UL and C-UL listed.