Power Adapter Cisco CP-PWR-CUBE-4= Indoor Black

The Cisco CP-PWR-CUBE-4= Indoor Black power adapter is designed to provide stable power for compatible Cisco IP phones. With a wide input voltage range of 100–240 V, the adapter works in diverse electrical environments and supports standard indoor installations. Its compact black housing is intended to fit unobtrusively on desks, in communication cabinets, or near wall sockets, ensuring continuous device operation and reliable voice communication.

Advantages

This power adapter delivers regulated output to maintain consistent phone performance and reduce the risk of unexpected shutdowns. The broad input voltage compatibility makes it suitable for use in different countries and building wiring systems without additional converters. Its compact form factor and neutral black finish allow easy placement in office or home settings while minimizing visual impact and cable clutter.

Suitable for

• Powering Cisco IP desk phones that require an external adapter
• Office environments with standard AC power outlets
• Replacement of original power adapters for supported phone models
• Small server rooms or communication closets where compact power units are needed

Key specifications

• Input voltage range: 100–240 V AC
• Intended environment: indoor use
• Colour: black
• Form factor: compact external power adapter for desk devices

How to use

Connect the adapter to a compatible Cisco IP phone using the supplied or matching connector, then plug the adapter into a standard AC outlet within the 100–240 V range. Ensure the outlet provides a stable supply and is not overloaded by other high-power devices. Verify that the phone powers on and functions normally after connection; if the phone does not power up, check the cable connections and outlet, and replace the adapter if necessary.

Usage recommendations

Place the adapter where it has adequate ventilation and is protected from moisture, extreme temperatures, and direct sunlight. Use a surge protector in areas prone to power spikes, and replace the adapter with an identical specification unit if any signs of damage, unusual heat, or erratic phone behavior occur.