Eaton Internal Battery Cartridge for 2kVA–2.2kVA UPS Systems

Overview

The Eaton 744-A3121 is an internal battery cartridge designed to refresh select Eaton 9PX and SmartOnline UPS systems delivering between 2 kVA and 2.2 kVA. It restores the original runtime of your UPS, ensuring that critical equipment such as servers, switches, and point-of-sale devices remain powered during outages. The cartridge features a sealed lead acid design and is factory tested to meet Eaton’s specifications, providing reliable backup power for three to five years within a temperature range of 32 °F to 104 °F (0 °C to 40 °C).

Key features

• Pre-wired cartridge that installs quickly without shutting down connected equipment, minimizing downtime
• Hot swap capability allows battery replacement while the UPS remains energized, keeping your systems online
• Sealed lead acid construction prevents leaks and eliminates the need for routine maintenance such as topping up electrolyte
• Restores UPS runtime to factory specifications, helping to avoid unexpected power interruptions
• Certified to UL, cUL, FCC, and CE standards, ensuring safety and compliance in regulated environments
• Designed for use in temperature-controlled server rooms and warmer wiring closets, supporting a wide range of operating conditions

Key specs

• Compatible UPS models: Eaton 9PX2000RT, 9PX2200GRT, and other 2 kVA to 2.2 kVA units
• Battery type: sealed lead acid
• Service life: 3 to 5 years
• Operating temperature range: 32 °F to 104 °F (0 °C to 40 °C)
• Certifications: UL, cUL, FCC, CE

Installation and setup

The cartridge arrives pre-wired for straightforward installation. Simply slide it into the battery bay and secure the connectors. The UPS immediately recognizes the new battery pack, allowing you to perform the replacement without powering down your equipment. This feature is especially valuable for IT environments where continuous uptime is critical.

Ideal uses and environments

This battery cartridge is well suited to IT managers, network administrators, and managed service providers responsible for maintaining power continuity in small data centers, branch offices, retail locations, and healthcare labs. Its reliable performance and compliance certifications make it a strong choice for environments where regulatory standards and uninterrupted operation are priorities.