Eaton 9PX G2 5000VA 5000W 208V Online Double-Conversion UPS
4.8Editor score
Unity power factor
High efficiency design
Load segment metering
In this guide
Finding reliable power protection is critical for modern server rooms and edge computing sites. A 5000VA Rackmount UPS System ensures your sensitive electronics stay online during outages and voltage fluctuations.
We compared ten leading models based on waveform quality, runtime capabilities, and management features. Our analysis covers online double-conversion and line-interactive topologies to find the best fits for various IT needs.
Each pick highlights unique strengths like efficiency, warranty terms, and outlet configurations. Note that availability and pricing change frequently, so verify current stock before finalizing your purchase decision today.
Top 3 Picks for Best 5000VA Rackmount UPS Systems
CyberPower PR5000RTXL2UC Smart App Sinewave UPS Battery Backup
4.5Editor score
Pure sine wave output
Cloud monitoring enabled
Automatic voltage regulation
APC SRT5KRMXLT 5000VA 208V 4800W On-Line Double Conversion SRT Smart-UPS
5.0Editor score
Online double conversion
Renewed value option
3U rack mount
Top 10 Best 5000VA Rackmount UPS Systems in 2026 Compared
The following table provides a side-by-side comparison of all ten ranked models to help you quickly identify the right capacity and connectivity options for your infrastructure needs.
ProductsSpecificationsEditor scorePrice
Editor's Choice
CyberPower PR5000RTXL2UC
5000VA / 5000W
Sine wave output
Remote management ready
3-year warranty
4.5Editor score
Editor's Choice
Eaton Tripp Lite SMART5000XFMRXL
5000VA line interactive
208V output
97% efficiency
8 switched outlets
2.0Editor score
Best Premium
APC SUA5000RMT5U
5000VA / 4000W
Tower/Rack mount
Spill proof batteries
9.4 min backup
4.3Editor score
Eaton Tripp Lite SU5000RT
5000VA double conversion
208V/230V input
4500W capacity
Network card included
4.2Editor score
Eaton 9PX G2 5000VA
5000VA / 5000W
Online double conversion
High efficiency
Load segments
4.8Editor score
APC SRT5KRMXLT (Renewed)
5000VA / 4250W
Online double conversion
RoHS certified
1.5 hr recharge
5.0Editor score
APC Smart-UPS SRT 5000VA
5000VA / 4250W
3U rack-mountable
208V output
123 lb weight
5.0Editor score
CyberPower PR5000LCDRTXL5U
5000VA / 4500W
Sinewave output
Extended run option
3-year warranty
4.1Editor score
CyberPower OL5KRTHD
5000VA / 5000W
Full-color LCD panel
Battery equalization
2U design
4.3Editor score
APC SRT5KRMXLT-5KTF
5000VA / 4250W
High density protection
Scalable runtime
Ethernet interface
4.0Editor score
1. CyberPower PR5000RTXL2UC – Best Overall 5000VA Rackmount UPS System
CyberPower PR5000RTXL2UC
5000VA / 5000W
Sinewave technology
EBM ready
Hardwire terminal
This top-rated model delivers robust power protection for servers and networking hardware with a pure sine wave output. Its smart design ensures compatibility with active power factor correction supplies while maintaining high efficiency.
Pros
- True pure sine wave output
- Flexible outlet types
- Cloud monitoring ready
- Long warranty coverage
- Extended battery support
Cons
- Higher price point
- Management card sold separately
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The unit features a rotatable multifunction LCD panel for easy status checks and configuration. It includes built-in cloud monitoring for remote visibility, allowing IT admins to track power events without physical access.
While the base price is higher than entry-level options, the included three-year warranty covers batteries and connected equipment. The optional battery modules allow you to scale runtime based on your specific downtime tolerance.
IT managers looking for reliable uptime and modern monitoring capabilities should strongly consider this unit. It balances performance and flexibility well for mid-sized server rooms and edge computing installations.
Advanced Monitoring Capabilities
The optional RMCARD205 enables remote management, ensuring you can respond to alerts instantly from anywhere in the world.
Versatile Output Options
Multiple high-capacity outlets including L6-20R and L6-30R support a wide variety of enterprise IT equipment needs.
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2. Eaton Tripp Lite SMART5000XFMRXL – Best Value Line Interactive UPS
Eaton Tripp Lite SMART5000XFMRXL
5000VA line interactive
208V output
97% efficiency
8 switched outlets
This line-interactive model offers solid performance for general office or server environments where budget is a primary concern. It delivers pure sine wave output and handles brownouts effectively without draining the battery unnecessarily.
Pros
- High efficiency rating
- Multiple output outlets
- Strong surge protection
- Easy to install
Cons
- Limited remote features
- Lower overall rating
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The 3U chassis includes eight single-outlet switched load banks, giving you granular control over connected devices. Its 97% efficiency rating helps reduce cooling costs and energy consumption over time.
While it lacks advanced cloud connectivity, the unit includes USB and serial ports for local monitoring. This makes it a practical choice for smaller setups that do not require complex network management.
Businesses needing straightforward power protection with good efficiency and ample outlets will find this model suitable. It provides reliable safety for standard IT gear without the cost of online double-conversion tech.
Energy Efficiency Focus
Achieving 97% efficiency means less waste heat, which helps keep your server room temperatures stable and reduces HVAC load.
Outlet Configuration
With various outlet types like L6-20R and standard 5-15/20R, you can plug in diverse equipment without needing extra adapters.
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3. APC SUA5000RMT5U – Versatile Rack or Tower Mounting
APC SUA5000RMT5U
5000VA / 4000W
Tower/Rack mount
Spill proof batteries
9.4 min backup
This Smart-UPS model offers flexibility by functioning as both a tower and rackmount unit. It is ideal for sites that might need to reconfigure their infrastructure without replacing the power protection hardware.
Pros
- Dual form factor design
- Spill proof maintenance free
- Hot-swappable batteries
- Established brand reliability
Cons
- Lower wattage capacity
- Older design interface
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The batteries are spill-proof and sealed lead acid, requiring minimal maintenance. They are also hot-swappable, allowing you to replace them quickly without powering down the connected equipment during maintenance.
While the runtime is moderate at around nine minutes for full load, it provides enough time for a safe shutdown. The interface is simple, focusing on essential status indicators rather than complex menus.
If you need a reliable battery with flexible installation options for standard server gear, this is a strong candidate. It is a trusted choice for organizations valuing uptime and ease of use.
Flexible Installation
Transitioning between tower and rack environments is seamless, saving costs on future hardware upgrades when your room layout changes.
Maintenance-Free Operation
Sealed lead acid batteries eliminate the need for watering or constant checks, reducing long-term operational overhead significantly.
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4. Eaton Tripp Lite SU5000RT – Premium Double Conversion Protection
Eaton Tripp Lite SU5000RT
5000VA double conversion
208V/230V input
4500W capacity
Network card included
This unit features online double-conversion topology, ensuring clean and stable power for sensitive electronics. The pre-installed network interface card makes remote configuration accessible immediately without purchasing extra add-ons.
Pros
- Pure sine wave output
- Network card pre-installed
- 4-post rail kit
- Extended battery ready
Cons
- Noisy during heavy load
- Requires significant depth
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With support for up to four extended battery modules, you can tailor the runtime to your specific requirements. This flexibility is crucial for sites that experience frequent or prolonged power instability.
The 3U design includes a 10-foot power cord and a cable gland for hardwire options. It installs easily in racks with the included kit, though you must account for its weight and cooling needs.
For organizations prioritizing maximum power quality and management features, this model delivers excellent value. It offers enterprise-level protection suitable for critical workloads and essential business servers.
Network Management Ready
The included network card allows you to integrate the UPS into your existing monitoring suite effortlessly.
Scalable Runtime
Support for multiple extended battery modules lets you extend protection time as your business continuity needs grow.
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5. Eaton 9PX G2 – Top Tier Efficiency and Reliability
Eaton 9PX G2
5000VA / 5000W
Online double conversion
High efficiency
Load segments
This high-performance UPS is designed for maximum reliability and energy efficiency in demanding environments. It delivers a unity power factor, meaning all rated capacity is available for actual load usage.
Pros
- Unity power factor
- Compliant with ENERGY STAR
- Cybersecure network card
- Load segment metering
Cons
- Higher upfront cost
- Requires specific voltage
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Compliance with ENERGY STAR standards helps reduce greenhouse gas emissions and lowers cooling costs. The unit includes a cybersecure network card to protect against unauthorized access to your power infrastructure.
Load segments with energy metering help optimize energy use across different circuits. This feature allows you to prioritize critical devices and manage power consumption effectively.
For data centers and edge networks requiring top-tier protection, this system is a leading choice. It combines robust performance with modern security and efficiency features that matter to IT managers.
Energy Optimization
Energy metering on load segments allows precise tracking of usage, helping you identify opportunities to cut power costs.
Security Features
The cybersecure network card ensures that your management interface is protected from potential external threats and breaches.
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6. APC SRT5KRMXLT (Renewed) – High Performance at Lower Cost
APC SRT5KRMXLT (Renewed)
5000VA / 4250W
Online double conversion
RoHS certified
1.5 hr recharge
This renewed model provides access to enterprise-grade double conversion protection at a more accessible price point. It is fully tested to ensure it meets performance standards before being made available for purchase.
Pros
- Cost-effective renewed unit
- Online double conversion
- Quick recharge time
- Standard rack fit
Cons
- Limited warranty period
- Condition varies
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The 4250W load capacity and fast 1.5-hour recharge time ensure you recover quickly after a power event. It fits standard 3U racks and comes with environmental certifications like RoHS and ENERGY STAR.
While it is a renewed product, the high rating suggests consistent quality and reliability from the refurbishment process. It is an excellent option for those looking to optimize their capital expenditure.
Budget-conscious organizations can secure reliable power protection with this unit without compromising on topology quality. Just verify the specific warranty terms provided with your renewed purchase.
Cost Efficiency
Choosing a renewed model allows you to allocate savings to other critical infrastructure upgrades in your data center.
Fast Recovery
With a rapid recharge time, the UPS is ready for the next outage sooner, minimizing downtime risk in unstable areas.
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7. APC Smart-UPS SRT 5000VA RM – Trusted Standard Power Protection
APC Smart-UPS SRT 5000VA RM
5000VA / 4250W
3U rack-mountable
208V output
123 lb weight
This model is a trusted standard in many server rooms due to its consistent performance and durable build. It delivers 4250W of power, ensuring your critical loads run smoothly during grid disturbances.
Pros
- High reliability rating
- Stable 208V output
- Standard rack dimensions
- Strong brand support
Cons
- Heavy for manual install
- Requires 208V source
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The unit is designed for 208V input and output, making it ideal for dedicated server racks. It weighs approximately 123 pounds, so professional installation is recommended for safety and proper mounting.
Its straightforward interface and solid construction make it a reliable choice for long-term use. Support and replacement parts are readily available thanks to the brand's extensive service network.
If you need a dependable online double-conversion unit that integrates well with existing infrastructure, this is a solid option. It is built to handle the daily demands of high-traffic network environments.
Industrial Reliability
The robust chassis design ensures the unit can withstand the rigors of a busy server room environment for years.
Power Stability
Delivering a steady 208V output ensures your servers do not experience fluctuations that could shorten hardware lifespan.
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8. CyberPower PR5000LCDRTXL5U – Robust Sine Wave Backup
CyberPower PR5000LCDRTXL5U
5000VA / 4500W
Sinewave output
Extended run option
3-year warranty
This model offers pure sine wave power to protect active PFC and conventional power supplies effectively. The LCD panel provides clear status updates and control options directly from the front of the unit.
Pros
- Active PFC compatible
- Clear LCD status
- Extended runtime packs
- UL certified
Cons
- Management card extra
- Deep rack requirement
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You can extend runtime by adding up to ten extended battery module packs. This scalability is useful for sites that need to survive long outages without relying on a generator.
Certified by UL for safety, the unit meets rigorous standards for electrical performance. The included PowerPanel Business software helps you monitor power usage and manage connected loads remotely.
Businesses looking for reliable sine wave protection with flexible runtime options should consider this model. It is a strong candidate for small to medium enterprises needing versatile power backup.
Scalable Runtime
Adding up to ten battery packs gives you the flexibility to match runtime exactly to your business continuity requirements.
Clear Status Display
The large LCD panel ensures you can see voltage and load status instantly without needing to connect to a computer.
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9. CyberPower OL5KRTHD – High Density and Visual Monitoring
CyberPower OL5KRTHD
5000VA / 5000W
Full-color LCD
Battery equalization
2U design
This unit features a full-color LCD control panel that displays real-time status and event logs. It uses battery equalization technology to maintain battery health and extend the overall lifespan of the internal cells.
Pros
- Color LCD panel
- Battery equalization tech
- Pre-installed management card
- Space-saving 2U
Cons
- Limited physical outlets
- Higher cost
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It comes with a pre-installed management card, allowing immediate network integration without extra purchases. The design is compact at only 2U, making it suitable for space-constrained racks where efficiency matters.
While it has fewer physical outlets than some competitors, the high wattage rating ensures maximum load capacity. This makes it ideal for fewer, high-density servers rather than many low-power devices.
If you need visual monitoring and quick network setup in a small footprint, this model is a strong contender. It balances modern features with high density for efficient server room deployment.
Battery Health
Equalization technology keeps battery cells at the same voltage level, preventing premature failure and ensuring longer life.
Visual Interface
The color LCD makes it easier to identify error codes and load levels at a glance compared to older monochrome screens.
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10. APC SRT5KRMXLT-5KTF – Enterprise Density and Scalability
APC SRT5KRMXLT-5KTF
5000VA / 4250W
High density protection
Scalable runtime
Ethernet interface
This unit delivers high-density power protection with double-conversion topology for critical servers and network gear. It features Ethernet connectivity for easy integration into existing management systems.
Pros
- High density design
- Scalable runtime
- Ethernet port included
- Multiple outlet connectors
Cons
- Complex setup
- Heavy weight
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The design allows for scalable runtime, meaning you can add battery packs to increase backup time as your needs grow. This flexibility ensures the system adapts to changing infrastructure requirements over time.
With support for multiple output connectors, you can manage diverse load types from a single rack unit. The unit is robust and built to handle continuous operation in demanding enterprise environments.
IT managers needing a scalable, high-density solution should evaluate this model for their next upgrade. It provides the reliability and adaptability required for modern data center growth.
Growth Planning
Scalable runtime options mean you can start with standard batteries and expand later as your equipment needs increase.
Network Integration
The included Ethernet port allows you to connect the UPS directly to your network switch for seamless monitoring.
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Buying Guide – How to Choose the Best 5000VA Rackmount UPS Systems
Selecting the right UPS requires understanding your power needs, rack space, and budget constraints.
Topologies Explained
Online double-conversion offers the highest protection by converting power twice to eliminate surges, while line-interactive is more affordable and sufficient for stable grids.
Choose online if your site experiences frequent power fluctuations or if your equipment is highly sensitive to electrical noise.
Wattage vs Capacity
Ensure the wattage rating supports all connected equipment plus a safety margin, typically 20 percent above your maximum expected load.
A 5000VA unit usually supports around 4000W to 4500W depending on the power factor, so verify the exact wattage limit.
Rack Size and Depth
Check the rack height in U-units and physical depth to ensure it fits your available cabinet space without blocking airflow or cable ports.
Most 5000VA units are 3U to 5U; measure your rack depth carefully before purchasing to avoid installation issues.
Outlet Configuration
Review the types of outlets provided, such as L6-20R or L6-30R, to ensure they match your server power cords or if you need adapters.
A mix of outlet types offers flexibility, but confirm you have the correct plugs before starting your hardware setup.
Monitoring and Management
Network cards or cloud-enabled features allow remote alerts and shutdowns, which are essential for unattended data rooms.
Look for units that include these cards or allow easy upgrades to avoid hidden costs during implementation.
Runtime and Batteries
Battery runtime depends on the load; check runtimes at partial load to estimate how long you can wait for power to return.
Ensure the unit supports hot-swappable batteries so you can replace old units without downtime or power loss.
Warranty and Support
A strong warranty covering batteries and connected equipment adds peace of mind and reduces long-term ownership costs.
Look for brands offering at least two to three years of coverage and accessible technical support teams for troubleshooting.
Efficiency and Heat
Higher efficiency means less heat and lower energy bills, which is critical for dense server rooms with limited cooling capacity.
Check the efficiency rating of the unit to ensure it aligns with your facility's environmental and operational goals.
How to Use and Care for Your 5000VA Rackmount UPS Systems
Install the UPS in a well-ventilated rack location to prevent overheating. Keep cables organized and ensure all connections are tight to avoid power interruptions or sparks.
Perform regular self-tests and inspect batteries every six months. Most units include automatic testing features that alert you if maintenance or replacement is needed for optimal performance.
Update the firmware periodically to ensure compatibility with new devices and security standards. Proper care extends the lifespan of the unit and ensures reliability during power emergencies.
Frequently Asked Questions
Can a 5000VA UPS handle a full server rack?
It depends on the wattage draw of your equipment. A 5000VA unit typically supports 4000W to 4500W, so calculate your total load to ensure it does not exceed the limit. If you have many high-power servers, you might need multiple UPS units.
What is the difference between sine wave and simulated sine wave?
Pure sine wave output provides clean power that mimics utility electricity, ideal for servers with active power factor correction. Simulated sine wave is cheaper but may cause issues with sensitive electronics, so pure sine wave is recommended for IT equipment.
How do I replace the batteries in a rackmount UPS?
Most rackmount UPS systems have hot-swappable battery cartridges located behind a panel. Simply slide out the old cartridge and insert the new one, then reset the battery replacement indicator on the LCD panel.
Why is online double-conversion better for servers?
Online double-conversion isolates connected equipment from raw utility power by constantly converting AC to DC and back to AC. This ensures zero transfer time during outages and filters out noise or surges effectively.
Do I need a network card for basic usage?
No, basic usage does not require a network card as the unit can function and show status via the front panel. However, a network card is recommended for remote monitoring and automated shutdowns during power failures.
How long do UPS batteries last?
UPS batteries typically last three to five years depending on usage and temperature. Regular self-tests and environmental controls help maximize their life, but plan for replacement every few years to maintain protection.
Final Thoughts on Choosing the Best 5000VA Rackmount UPS Systems
Our top picks include the CyberPower PR5000RTXL2UC for overall performance, the Eaton 9PX G2 for premium efficiency, and the APC SRT5KRMXLT renewed option for budget-conscious buyers.
Prioritize your specific needs such as runtime, monitoring capabilities, and outlet types when selecting a model. Investing in reliable power protection now prevents costly downtime and data loss later.
Verify current stock and warranty details before ordering since availability can change quickly. Choosing the right system ensures your infrastructure stays protected and operational through power disturbances.