Description
Technical Specifications and features of Power Adapter
The PSA18U-480JMC Cisco IP Phone Power Adapter is a power supply designed to provide power to Cisco IP phones. It has the following technical specifications and features:
Technical Specifications:
- Input Voltage: 100 to 240VAC, 50 to 60Hz
- Output Voltage: 48V DC
- Output Current: 400mA
- Wattage: 19W
- Operating Temperature: 0 to 40 degrees Celsius
- Storage Temperature: -20 to 85 degrees Celsius
- Operating Humidity: 10% to 90% (non-condensing)
- Storage Humidity: 5% to 95% (non-condensing)
- Dimensions: 2.9 x 2.4 x 1.1 inches
Features:
- The PSA18U-480JMC is designed to power Cisco IP phones, ensuring optimal performance and reducing the risk of power-related issues.
- It has a compact form factor that makes it easy to install and saves rack space.
- The power adapter is manufactured with high-quality components and has undergone rigorous testing to ensure reliable performance.
- It has built-in protection against over-voltage, over-power, and over-temperature conditions, which helps to prevent damage to connected devices.
- The power adapter is energy-efficient, reducing the overall power consumption of the connected IP phone.
Power output and Compatibility
The PSA18U-480JMC Cisco IP Phone Power Adapter is designed to provide power to Cisco IP phones and other networking devices. It has a power output of 18W and is compatible with a wide range of Cisco IP phones, including the Cisco 7821, 7841, 7861, and 8811.
Power Output:
- The PSA18U-480JMC has a power output of 18W, which is enough to power most Cisco IP phones and other small networking devices.
- It provides a stable and consistent power source, ensuring that connected devices receive the required amount of power to operate optimally.
Compatibility:
- The PSA18U-480JMC is compatible with a wide range of Cisco IP phones, including the Cisco 7821, 7841, 7861, and 8811.
- It is also compatible with other Cisco devices that require an 18W power supply, making it a versatile solution for powering small networking devices.
- The adapter is designed to meet the power requirements of Cisco IP phones, ensuring optimal performance and reducing the risk of power-related issues.
Power Management Features
The PSA18U-480JMC Cisco IP Phone Power Adapter is designed to provide power to Cisco IP phones. It has a power capacity of 48V DC and can be used to power a single IP phone or a series of IP phones using a power injector.
Power Management Features:
- Energy Efficient Design: The PSA18U-480JMC is designed to be energy efficient, reducing the power consumption of the connected IP phone and helping to lower energy costs.
- Overload Protection: The power adapter has built-in overload protection to prevent damage to the connected IP phone or power adapter in case of an over-power condition.
- Short Circuit Protection: The power adapter is equipped with short circuit protection to prevent damage to the connected IP phone or power adapter in case of a short circuit.
- Over-Voltage Protection: The power adapter has built-in over-voltage protection to prevent damage to the connected IP phone or power adapter in case of an over-voltage condition.
- Power Injection Capability: The power adapter has the capability to inject power into the Ethernet cable, providing power to multiple IP phones connected in a daisy chain configuration.
- LED Indicators: The power adapter has LED indicators that show the power status of the connected IP phone, making it easy to monitor and troubleshoot power-related issues.
Key Information for this Cisco PSA18U-480JMC
- Manufacturer: Cisco
- Part Number or SKU # PSA18U-480JMC
- Product Name: Ip Phone Power Adapter
- Product Type: Power Adapter
Power Distribution of Cisco AC Adapter
- Input Voltage Ac 100-240 Volt Dc 0.6a
- Output Voltage Ac 48 Volt Dc 0.375a
- Frequency Range – 50 To 60 Hz
