CyberPower MBP20A6 Maintenance Bypass PDU

Overview

The CyberPower MBP20A6 is a maintenance bypass power distribution unit designed to keep critical servers, switches, and other electronics running while servicing or replacing the connected UPS. It features a manual bypass switch that instantly transfers the load to an alternate power source, ensuring continuous operation without downtime. With six NEMA 5-20R outlets supplying 100 to 120 volts AC and a derated input capacity of 16 amps, this unit fits neatly into a 1U rack space or can be used in a tower orientation.

Key features

• Manual bypass switch allows seamless transfer between utility and UPS power, preventing interruptions during maintenance
• Six rear NEMA 5-20R outlets provide reliable power distribution for multiple rack servers and network devices
• Durable metal enclosure withstands heat and vibration common in server rooms and industrial environments
• Front panel LED clearly indicates which power source is active, helping technicians verify status before handling equipment
• Flexible installation options with included hardware for both rack mounting and tower placement
• Convenient power cords: a 6-foot utility cord for wall outlet connection and a 3.3-foot cord for UPS linkage
• UL listed and RoHS compliant to meet safety and environmental standards
• Three year limited warranty that also covers connected equipment, providing added peace of mind

Key specs

• Input voltage: 100 to 120 volts AC
• Input current rating: derated 16 amps
• Outlets: six NEMA 5-20R
• Utility cord length: 6 feet
• UPS cord length: 3.3 feet
• Form factor: 1U rack mountable, also supports tower orientation
• Enclosure material: metal
• Warranty: three year limited warranty covering unit and connected devices
• Certifications: UL listed, RoHS compliant

Connectivity and compatibility

This unit is designed to integrate smoothly with standard rack servers, network switches, and UPS systems that operate within the 100 to 120 volt AC range. The six NEMA 5-20R outlets accommodate common power plugs used in data centers and branch offices. Its 16 amp capacity supports typical loads found in small to medium server racks, making it a practical choice for maintaining uptime during UPS maintenance or battery replacement.

Installation and setup

The MBP20A6 fits into a standard 1U rack space, making it easy to install alongside existing equipment. For environments without rack infrastructure, the included hardware allows the unit to stand securely in a tower orientation. The 6-foot utility cord and 3.3-foot UPS cord provide flexible placement options, reducing cable clutter and simplifying connections to power sources.

Ideal uses and environments

This maintenance bypass PDU is well suited for data centers, branch offices, and manufacturing floors where uninterrupted power is critical during planned UPS maintenance. It supports IT professionals and facility managers who need to perform preventive work without risking downtime or data loss. Its robust metal housing and clear power source indicators make it reliable in demanding environments where heat and vibration are common.