Description
Performance and Reliability of IP Phone Adepter
The PSA18U-480C Cisco 48 Volt IP Phone AC Adapter is a reliable and high-performing power adapter that is designed to work with a wide range of Cisco IP phones. It has a power output of 48 volts and is compatible with Cisco models such as 7940, 7941, 7942, 7945, 7960, 7961, 7962, 7965, 7970, 7975, and 8941/8945.
The adapter is built with high-quality components and has been rigorously tested to ensure that it meets Cisco’s strict standards for performance and reliability. It has a durable design that can withstand the demands of daily use, making it a reliable power source for your Cisco IP phone.
One of the key features of the PSA18U-480C adapter is its ability to provide consistent power output, ensuring that your Cisco IP phone always has enough power to operate smoothly. This is important for maintaining clear and stable voice communications, as well as ensuring that the phone’s features and functions are always available.
Another benefit of the PSA18U-480C adapter is its ability to protect your Cisco IP phone from power surges and voltage fluctuations. This helps to prolong the life of your phone and ensures that it remains in good working condition for longer periods of time.
Robust Security and Dynamic Quality
Robust security in the PSA18U-480C Cisco 48 Volt IP Phone AC Adapter refers to the various measures that have been implemented to ensure that the device is protected from unauthorized access or tampering. This can include encryption of data transmitted between the adapter and the phone, secure login protocols, and other security features that help to protect the device and the data it stores from potential cyber threats.
Dynamic quality refers to the ability of the adapter to adjust its performance based on the conditions it is operating under. This can include things like adjusting the power output to match the needs of the phone, or automatically adjusting the settings to optimize performance in different environments. By dynamically adjusting its performance, the adapter can help to ensure that the phone is always operating at optimal levels, even in challenging conditions.
Quality components of 48 Volt AC Adepter
- High-quality power cord: The PSA18U-480C comes with a durable, high-quality power cord that is designed to withstand heavy use and provide a stable connection to the power source.
- Regulated voltage output: The adapter is designed to provide a regulated voltage output of 48V, ensuring that the connected device receives a consistent and reliable power supply.
- Overload protection: The adapter is equipped with overload protection, which prevents damage to the connected device in the event of a power surge or short circuit.
- Short-circuit protection: The adapter also features short-circuit protection, which prevents damage to the connected device in the event of a short circuit.
- Durable construction: The adapter is made with high-quality materials and is built to last, ensuring that it can withstand heavy use and provide reliable power for a long time.
- Compatibility: The adapter is designed to be compatible with Cisco IP phones, ensuring that it can provide power to a wide range of devices.
- FCC, CE and RoHS compliance: The adapter meets the regulatory compliance standards set by the Federal Communications Commission, the European Union, and the Restriction of Hazardous Substances Directive, ensuring that it is safe to use and does not harm the environment.
Key Information about this Cisco PSA18U-480C
- Manufacturer: Cisco
- Part Number or SKU # PSA18U-480C
- Product Type: AC Adapter
Features of Ip Phone Power Supply
- Over voltage protection, over heat protection
- Short-circuit protection
- Safe standard: CE, RoHS
- Anti-Interference Feature
Power for AC Adapter
- Power: 18.24 W
- Output current (max): 0.38 A
- Output voltage: 48 V
- Input voltage: 100 – 240 V
Compatibility:
- AP-350 AP-1100 AP-1200 VOIP Phone
- CP-7960G CP-7914 CP-7940G VOIP Phone







