Ensure reliable power for your Cisco IP phones with this 48V power supply. Compatible with a wide range of models, including the 8800, 8900, 8961, and 9900 series, as well as the 8811, 8841, 8845, 8851, 8861, 8865, 9971, 9951, and CP-PWR-CUBE-4. This power supply is designed to keep your Cisco phones running smoothly, providing the necessary voltage to maintain crystal-clear voice quality and uninterrupted communication. With its compact size and durable construction, it's a must-have accessory for any office or workspace relying on Cisco's advanced telephony solutions.