Eaton single-phase 9 series UPS overview

Eaton’s single-phase 9 series UPSs offer enterprise-class battery backup for network closets, IT server racks, and mission critical applications with power ratings ranging from 700 VA to 45 kVA. All single-phase 9 series UPS models have a double-conversion UPS topology for constant power conditioning with optional extended battery modules for additional runtime. In addition, the 9 series offers split-phase UPS options occuping less rack space than standard models providing more room for your IT equipment. 9 series UPS models can be bundled with Eaton’s Gigabit Network card, the first in the industry to comply to both IEC and UL cybersecurity standards and come with Eaton’s Intelligent Power Manager platform to allow you to optimize power performance in your virtualized environments. Take a look at an overview of features and benefits for each 9 series UPS.
9SX 3000 VA UPS

Eaton 9SX UPS

This robust online double-conversion UPS offers power protection, zero transfer time to battery, continuous filtering of power, and an internal, automatic static bypass. The 9SX UPS provides up to 28 percent more wattage compared to traditional UPSs, allowing you to connect more devices and leave room for expanding IT systems. Compatible, line-and-match battery packs allow you to tailor the runtime of the 9SX UPS to meet your requirements.


Eaton 9PX UPS

The Eaton 9PX is a proven, best-in-class online UPS featuring ABM technology, which extends battery service life up to 50 percent. With double-conversion topology for constant power conditioning and battery packs for extended runtime, the 9PX tower/rackmount UPS is built for scalable deployment and features a graphical LCD interface. Select 9PX UPS models are bundled with the Eaton Gigabit Network card, the first in the industry to comply with both UL and IEC cybersecurity standards. 

9PXM 8-slot tower and 12-slot rack

Eaton 9PXM UPS

The Eaton 9PXM UPS is a scalable, modular rackmount UPS that combines the highest levels of reliability and the lowest total  cost of ownership. Eaton’s 9PXM UPS enables you to build a mission critical power solution specific to your needs. Its patented design allows you to add capacity or redundancy, and increase runtime as your power needs change. The plug-and-play power and battery modules are lightweight and user replaceable so you can add them as needed without a service call or having to put a redundant system in bypass.


Eaton 9155 UPS

The Eaton 9155 UPS is a single-phase, double-conversion online UPS providing from 8kVA to 15kVA of conditioned critical power, ensuring you get the most value out of your floor space and data center operating budget. This UPS offers endless opportunities to build out the backup power system you need with an optional maintenance bypass switch, network card and relay communications outputs, and Eaton’s patented HotSync technology that makes it easy to add redundancy or capacity.


Model 9SX 9PX 9PXM 9155
Power range 700 VA to
3 kVA
700 VA to
11 kVA
4 to 20 kVA 8 to 45 kVA
Phase Single Single, Split Split Split
Voltage 120V, 208V 120V, 208V and 120/208V 100/200V, 120/208V, 120/240V, 127/220V 100/200V,
Electrical input Plug and play,
Plug and play, hardwired Hardwired Hardwired
Outlet metering checkmark checkmark    
Outlet control checkmark checkmark    
Extended battery modules checkmark checkmark checkmark checkmark
Scalable power     checkmark checkmark
N+X redundancy     checkmark checkmark
Generator compatible checkmark checkmark checkmark checkmark
Sine wave output on battery checkmark checkmark checkmark checkmark
ABM technology
(50% longer battery service life)
checkmark checkmark checkmark checkmark
Battery type Lead-acid Lead-acid Lead-acid Lead-acid
TAA compliant   checkmark checkmark checkmark
LCD interface Graphical Graphical Graphical Graphical
Network card slot checkmark checkmark checkmark checkmark
RS-232 port checkmark checkmark checkmark checkmark
USB port checkmark checkmark checkmark  
High efficiency mode checkmark checkmark checkmark  
Output configurable (CTO) checkmark checkmark checkmark checkmark
Power factor 0.9 0.9 0.9 0.9
Frequency 50/60Hz 50/60 Hz 60 Hz 50/60 Hz
External bypass option checkmark checkmark checkmark checkmark
Warranty (including batteries) 2 years 2 years 2 Years 2 years