Extended Battery Module Eaton 9SX

The Extended Battery Module Eaton 9SX provides additional runtime for Eaton 9SX tower UPS systems. It uses a sealed lead-acid (VRLA) battery pack with a nominal voltage of 36 V and a capacity of 9 Ah, housed in a black tower enclosure sized for rack or standalone placement. Certified to IEC/EN 62040-1 and UL 1778 and bearing CE marking, the module is designed to deliver predictable, safe backup power for critical loads and to extend safe shutdown time during mains outages.

Advantages

The Eaton 9SX Extended Battery Module offers reliable sealed lead-acid battery technology that requires minimal maintenance and provides stable performance over its service life. Its compact tower form factor and a moderate weight of 19 kg make it easy to position alongside compatible UPS units. Compliance with international safety and performance standards ensures consistent operation and smoother integration into existing Eaton 9SX installations.

Suitable for

• Extending runtime for servers and network equipment
• Backup power for telecommunications and small data closets
• Protecting point-of-sale systems and critical workstations
• Adding extended autonomy to tower UPS configurations in offices or industrial sites

Key specifications

• Battery technology: Sealed Lead Acid (VRLA)
• Battery capacity: 9 Ah
• Nominal battery voltage: 36 V
• Form factor: Tower module for Eaton 9SX systems
• Dimensions: 160 mm (W) x 387 mm (D) x 252 mm (H)
• Weight: 19 kg
• Product colour: Black
• Safety and performance: Certified to IEC/EN 62040-1 and UL 1778; CE marked

How to use

Install the Extended Battery Module adjacent to a compatible Eaton 9SX UPS according to the UPS installation guide. Ensure the UPS is powered down or in maintenance mode as described by the manufacturer before connecting the battery module. Connect the module using the specified interconnect cables or mounting accessories that match the Eaton 9SX model; secure all connections and verify correct seating. After connection, power on the UPS and confirm that the UPS management interface recognizes the extended battery module and that runtime calculations update accordingly.

Recommendations

Place the battery module in a well-ventilated, temperature-controlled environment away from direct heat sources. Follow manufacturer guidance for initial charging, periodic testing, and end-of-life replacement. Do not attempt to open or service the sealed battery; dispose of or recycle according to local regulations for lead-acid batteries.