Eaton 9PX11KPM – Online UPS Power Module 11 kVA 10 kW

Overview

The Eaton 9PX11KPM is a rack‑mountable online double‑conversion UPS power module engineered to deliver consistent AC power and battery backup for critical 208 V infrastructure loads. IT engineers, data center architects, and facilities teams deploy this unit to power core servers, storage arrays, network aggregation equipment, and virtualization hosts in medium‑to‑large racks where utility power quality and uptime are priorities. The online topology actively rectifies and regenerates AC power, isolating load circuits from upstream voltage fluctuations, frequency deviations, and electrical noise.

Rated at 11 kVA / 10 kW with a 208 V output and a 0.91 power factor, this UPS module supports high‑density multiphase loads typical in IDF/MDF and consolidation zones of enterprise deployments. The true sine‑wave output with ±1 % steady‑state regulation maintains operational tolerances for sensitive electronics. External battery modules (EBMs) can be added to extend runtime for generator transitions or extended outages.

Physical deployment is in a 3U rack/tower form factor, integrating into standard 19‑inch racks with included rails. The compact height supports dense rack designs while enabling close coupling with downstream PDUs and power distribution infrastructure. The unit ships with a Gigabit SNMP/Web network card installed in the Mini‑Slot port, enabling remote monitoring, alerts, and integration with Eaton’s Intelligent Power Software Suite for controlled shutdown and event logging.

Local diagnostics are facilitated via a graphical front panel with a programmable menu, displaying key operational parameters such as input/output voltage, load percentage, battery status, and alarm conditions. Communications include USB, RS‑232, remote ON/OFF and power off terminals, and relay contacts, supporting integration with building management and automation systems.

A practical deployment example is powering an enterprise core rack containing a database server cluster, SAN storage, and upstream switches. In this scenario, the UPS’s online double‑conversion topology ensures clean, conditioned power during utility brownouts or spikes while battery runtime bridges to standby generators. The network card provides remote monitoring and controlled shutdown in coordinated maintenance windows.

This unit is not appropriate for small branch closets or edge wiring closets where lower‑capacity line‑interactive UPS models suffice. It also does not include integrated large battery strings out of the box; extended battery modules must be planned if runtime beyond mains failure to generator start is required.

Key Features

• Online double‑conversion UPS with ±1 % output regulation
• 11 kVA (10 kW) capacity at 208 V with 0.91 power factor
• Hardwired input/output connections for integrated power paths
• Gigabit SNMP/Web card included for remote management
• Hot‑swappable internal batteries with EBM support

Specifications