Eaton 9SX UPS 3000VA 2700W 208V
Best power protection for mission-critical IT infrastructure and server environments.
The Eaton 9SX UPS provides robust voltage regulation and battery backup for critical IT equipment. Its online double-conversion topology ensures a perfect output by converting AC to DC and then back to fully regulated sine wave AC, offering true on-line operation with zero transfer time. This UPS protects against damage, downtime, and data loss, making it ideal for servers, computers, and mission-critical applications. The hot-swappable internal battery modules, along with the option to add extended battery modules, ensure continuous operation through power outages. Exclusive ABM technology enhances battery life and monitors health. An optional Gigabit network card offers 24/7 remote access and meets stringent cybersecurity standards. The clear LCD interface provides detailed status and alarms, while NEMA outlets protect connected components from surges and line noise.
$3619.99
Owner Satisfaction
4.6
/ 5
Category Rank
77
/ 881
#77 in UPS
Price vs Category Average
+120%
Above average
Topology
Online Double-Conversion
/ Online Double-Conversion
Who it's for
- IT managers protecting sensitive, mission-critical server hardware
- Business owners needing reliable uptime for multiple high-draw devices
- Efficiency-focused administrators monitoring energy usage and power health
Who should skip it
- Budget-conscious buyers prioritizing lower upfront equipment costs
- Office workers operating in quiet, noise-sensitive environments
- Home users lacking specialized 208V electrical infrastructure
Performance breakdown
Power Protection
Double-conversion topology ensures zero transfer time for mission-critical hardware.
Battery Longevity
Exclusive ABM technology significantly extends battery service life through intelligent monitoring.
Scalability
Supports up to four external battery modules for extended runtime requirements.
Cybersecurity Standards
Industry-leading compliance ensures robust protection against modern network-based threats.
Management Capabilities
Optional network card provides comprehensive remote access and outlet-level monitoring.
Maintenance Ease
Hot-swappable battery design allows for simple, tool-free field replacements.
Key Specs
Topology
Online Double-Conversion
Form Factor
Tower
Capacity
3000 VA / 2700 W
Input Voltage
208V (Range: 200/208/220/230/240V)
Output Voltage
208V
Outlets
1 x L6-30R, 2 x L6-20R, 2 x 6-20R
Runtime
15 min @ 1/2 load; 5 min @ full load
Battery Type
Internal, Hot-Swappable, Field-Replaceable
Features
- Provides the highest level of AC power protection and battery backup.
- Maintains perfect output with fully regulated sine wave AC.
- Zero transfer time between on-line and battery modes.
- Increases battery life by 50% with exclusive ABM technology.
- Allows for hours of extended runtime with external battery modules.
- Offers 24/7 remote configuration and management via optional network card.
- Meets UL 2900-1 and IEC 62443-4-2 cybersecurity standards.
- Enables monitoring of power consumption down to the outlet group level.
What customers say
Customers consistently praise the Eaton 9SX UPS for its exceptional reliability and robust build quality. Users frequently highlight its dependable performance in safeguarding critical equipment, providing peace of mind during power fluctuations and outages. The unit is often seen as a premium solution, delivering consistent power protection that meets demanding professional environments. Its solid construction and consistent operation underscore a strong sense of trust in the product's ability to perform when it matters most.
Know before you buy
Online double-conversion means the UPS constantly converts incoming AC power to DC and back to a clean, regulated AC sine wave. This provides a zero-transfer time during power events, ensuring your sensitive IT equipment never experiences a dip in power quality.
Yes, the Eaton 9SX features hot-swappable internal battery modules. This allows you to replace the batteries while the UPS continues to provide power to your connected equipment, preventing unnecessary downtime.
The standard runtime is approximately 15 minutes at half load and 5 minutes at full load. If you require longer backup, you can connect up to four external battery modules (9SXEBM96) to significantly extend your runtime.
Yes, it supports remote management via an optional Gigabit network card. This card allows for 24/7 access and meets strict cybersecurity standards, making it suitable for secure, mission-critical environments.
Eaton’s ABM (Advanced Battery Management) technology uses a three-stage charging technique that monitors battery health and optimizes the charging cycle. This process can extend the useful service life of your batteries by up to 50% compared to traditional charging methods.
The unit includes a mix of NEMA outlets: one L6-30R, two L6-20R, and two 6-20R. You should verify that your equipment power cords match these specific NEMA configurations before installation.
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