APC SRT5KRMXLT 5000VA 208V 4800W On-Line Double Conversion SRT Smart-UPS L6-30P (Renewed)
5.0Editor score
Renewed condition savings
Online double conversion topology
Compact 3U rack height
In this guide
Finding the right power protection for your server room is critical for maintaining uptime and preventing hardware damage. A high-quality 5000VA Rackmount UPS System ensures that your sensitive electronics continue running smoothly during outages or voltage fluctuations.
We evaluated ten leading models based on their capacity, efficiency, warranty terms, and management capabilities. Our comparison focuses on real-world performance metrics and the specific needs of modern IT infrastructure environments.
Each pick highlights unique strengths such as double conversion topology or extended runtime options. Please note that pricing and availability can change frequently, so verify current details before purchasing.
Top 3 Picks for Best 5000VA Rackmount UPS Systems
CyberPower PR5000RTXL2UC Smart App Sinewave UPS Battery Backup
4.5Editor score
5000VA pure sine wave output
Cloud monitoring ready capability
Rotatable multifunction LCD panel
Eaton 9PX G2 5000VA 5000W 208V Online Double-Conversion UPS – L6-30P or Hardwired Input, 2 L6-20R, 2 L6-30R, Hardwired Output, Cybersecure Network Card, Extended Run, 3U Rack/Tower
4.8Editor score
Industry leading efficiency ratings
Cybersecure network interface card
Unity power factor output
Top 10 Best 5000VA Rackmount UPS Systems in 2026 Compared
The following table provides a quick side-by-side look at the key specifications and features of each top-rated model reviewed in this guide.
ProductsSpecificationsEditor scorePrice
Editor's Choice
CyberPower PR5000RTXL2UC
5000VA 5000W capacity
Pure sine wave output
Hardwire terminal block input
3-year warranty coverage
4.5Editor score
Editor's Choice
Eaton Tripp Lite SMART5000XFMRXL
5000VA 3750W output
208V 120V output
97 percent efficiency rating
2 year limited warranty
2.0Editor score
Best Premium
APC SUA5000RMT5U
5000VA 4000W capacity
Line-interactive technology
DB-9 RS-232 interface
Spill proof batteries
4.0Editor score
Eaton Tripp Lite SU5000RT
5000VA 4500W output
Online double conversion
Includes 4-post rail kit
2 year manufacturer warranty
4.3Editor score
Eaton 9PX G2 5000VA
5000VA 5000W output
Unity power factor
ENERGY STAR compliant
3U rack tower form
4.8Editor score
APC SRT5KRMXLT Renewed
5000VA 4250W capacity
208V AC input
RoHS and REACH certified
Approx 123 lb weight
5.0Editor score
APC Smart-UPS SRT 5000VA
5000VA 4250W output
Online double conversion
1.5 hour recharge time
Energy Star certified model
5.0Editor score
CyberPower PR5000LCDRTXL5U
5000VA 4500W capacity
Sinewave output type
Supports extended battery packs
3 year including battery
4.1Editor score
CyberPower OL5KRTHD
5000VA 5000W output
Double conversion topology
Full-color LCD control
2U space-saving design
4.2Editor score
APC SRT5KRMXLT-5KTF
5000VA 4250W capacity
Ethernet 10/100 interface
High density protection
Scalable runtime options
4.4Editor score
1. CyberPower PR5000RTXL2UC – Best Overall 5000VA Rackmount UPS System
CyberPower PR5000RTXL2UC Smart App Sinewave UPS Battery Backup
5000VA 5000W output
Pure sine wave waveform
Hardwire terminal block input
Cloud monitoring enabled
The CyberPower PR5000RTXL2UC stands out as a versatile choice for enterprise environments requiring robust power protection. Its pure sine wave output ensures compatibility with sensitive equipment while the built-in cloud monitoring offers remote visibility without extra hardware costs.
Pros
- Supports Active PFC loads
- Includes free software
- Rotatable LCD display
- Optional extended battery run
- Strong connected equipment guarantee
Cons
- Management card sold separately
- Higher price point
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This unit features a rotatable multifunction LCD panel that makes status checks easy from any angle. The multiple high-capacity outputs including L6-20R and L6-30R connectors provide flexibility for diverse server setups. Automatic Voltage Regulation helps extend battery life by correcting minor fluctuations without unnecessary discharge.
While the RMCARD205 is sold separately for full remote management, the included PowerPanel Business Edition software offers significant value. The three-year warranty including batteries and a substantial connected equipment guarantee provide peace of mind for critical infrastructure.
IT managers seeking a balance of performance and manageability will find this model highly effective. It delivers the power quality needed for modern data centers while offering the scalability to grow with your needs.
Cloud Monitoring Capabilities
Built-in cloud monitoring allows for remote visibility and alerts ensuring you stay informed about UPS status without needing additional network cards.
Extended Runtime Options
The EBM-ready design supports compatible battery modules sold separately enabling you to customize runtime based on your specific outage recovery requirements.
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2. Eaton Tripp Lite SMART5000XFMRXL – High Efficiency 5000VA Rackmount UPS
Eaton Tripp Lite SMART5000XFMRXL 208V 5000VA Pure Sine Wave UPS 3750W AVR
5000VA 3750W capacity
Pure sine wave output
208V 120V dual output
97 percent efficiency
The Eaton Tripp Lite SMART5000XFMRXL delivers reliable power protection with a focus on energy efficiency. Its 97 percent efficiency rating helps reduce operational costs and cooling requirements in busy server rooms while maintaining a compact 3U form factor.
Pros
- High energy efficiency rating
- Multiple outlet configurations
- Optional snap/web card monitoring
- 3U all-in-one chassis
- Ultimate lifetime insurance option
Cons
- Lower wattage than VA rating
- 2 year limited warranty base
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This model supports both 208V and 120V outputs during brownouts or overvoltage events ensuring equipment stays protected under varying conditions. The unit includes multiple outlet types including NEMA 5-15/20R and L6 variants to accommodate different plug standards without adapters.
Users should note the 3750W output limit relative to the 5000VA rating which may affect high-power server loads. The warranty can be extended to three years with registration and the lifetime insurance adds valuable protection for connected equipment against power surges.
This unit is ideal for organizations prioritizing energy savings and flexible outlet configurations. It provides solid line-interactive protection suitable for general IT infrastructure where extreme uptime guarantees are not the primary concern.
Efficiency Benefits
With a 97 percent efficiency rating this UPS minimizes energy waste which translates to lower electricity bills and reduced heat generation in your data center.
Outlet Flexibility
Eight single-outlet switched load banks along with industrial connectors allow you to power diverse equipment types from standard servers to specialized networking gear.
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3. APC SUA5000RMT5U – Traditional Rackmount UPS with Tower Option
APC SUA5000RMT5U SUA5000RMT5U APC SUA5000RMT5U Smart-UPS 5000VA 208V Rackmount/Tower
5000VA 4000W output
Line-interactive technology
DB-9 RS-232 port
Spill proof batteries
The APC SUA5000RMT5U represents a classic approach to power protection with its line-interactive design and versatile form factor. It can be installed as a tower or mounted in a standard 5U rack making it suitable for various physical layouts and server cabinet depths.
Pros
- Versatile tower or rack mount
- Maintenance free sealed lead acid
- Hot-swappable battery design
- Proven legacy reliability
- Clear recharge time specs
Cons
- Older interface ports
- Lower runtime on heavy load
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Features like hot-swappable spill-proof batteries simplify maintenance tasks without requiring system downtime. The unit provides clear specs on recharge time typically around three hours which helps IT teams plan maintenance schedules effectively during off-peak hours.
While it lacks modern network cards out of the box the DB-9 RS-232 interface allows for basic serial monitoring and control. The 4000W load capacity suits many standard server setups though it may require careful load management for high-draw applications.
This model appeals to users who value simplicity and proven reliability over advanced digital features. It remains a solid choice for smaller offices or remote sites where basic protection and easy battery replacement are priorities.
Hot-Swappable Batteries
Maintenance free sealed lead acid batteries can be replaced while the unit is running ensuring continuous power protection during battery maintenance cycles.
Mounting Versatility
The flexible design allows the UPS to be installed in either a tower configuration or mounted within a standard rack optimizing space usage.
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4. Eaton Tripp Lite SU5000RT – Online Double Conversion Protection
Eaton Tripp Lite SU5000RT 208V/230V 5000VA Double-Conversion UPS 4500W AVR
5000VA 4500W capacity
Online double conversion
Pure sine wave output
2 year limited warranty
The Eaton Tripp Lite SU5000RT offers superior power quality through online double-conversion technology. This topology isolates connected equipment from raw utility power delivering a clean and stable output in both AC and battery modes for critical applications.
Pros
- True online double conversion
- Includes 4-post rail kit
- Extended battery module support
- Pre-installed network card
- Hardwire input option
Cons
- Shorter warranty period
- Higher initial cost
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It comes ready to install with a 4-post rail kit and includes a pre-installed network interface card for immediate remote management. The package supports up to four BP180RT extended battery modules allowing significant runtime expansion for longer outage scenarios.
Users can choose between a power cord or hardwire input options providing flexibility for different electrical setups. While the warranty is two years the lifetime connected equipment insurance and expert technical support add value to the overall purchase.
This UPS is recommended for environments where power purity is non-negotiable such as medical or financial facilities. It provides the highest level of protection against voltage anomalies while maintaining manageability through network connectivity.
Double Conversion Topology
Online double conversion supplies clean power by separating output from input ensuring equipment is protected from surges sags and noise constantly.
Remote Configuration
The pre-installed network interface card enables full remote configuration allowing you to monitor and adjust settings without physical access to the unit.
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5. Eaton 9PX G2 5000VA – Top-Tier Premium UPS Efficiency
Eaton 9PX G2 5000VA 5000W 208V Online Double-Conversion UPS – L6-30P or Hardwired Input, 2 L6-20R, 2 L6-30R, Hardwired Output, Cybersecure Network Card, Extended Run, 3U Rack/Tower
5000VA 5000W output
Unity power factor
Cybersecure network card
3U rack tower form
The Eaton 9PX G2 5000VA represents the pinnacle of efficiency and reliability in the 5000VA class. With a unity power factor it delivers full 5000W output allowing you to support more devices in the same footprint compared to lower power factor models.
Pros
- Unity power factor rating
- Energy efficiency standards
- Network cybersecurity features
- Ideal for edge computing
- Load segments metering
Cons
- Premium price point
- Requires specific rack space
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Its compliance with ENERGY STAR standards ensures minimal energy consumption and reduced greenhouse gas emissions. Load segments with energy metering help optimize energy use by tracking consumption at the outlet group level for better operational insights.
The included Cybersecure Network Card adds an essential layer of protection against unauthorized access making it suitable for sensitive or regulated environments. This makes it ideal for edge networks distributed IT and enterprise data centers where security is paramount.
While it comes at a premium price the long-term savings on energy costs and the high reliability justify the investment. It is a best-in-class choice for organizations looking to maximize power efficiency without sacrificing performance or security.
Unity Power Factor
A unity power factor means the UPS can deliver 5000W of output power for every 5000VA ensuring maximum usable capacity for your connected loads.
Cybersecurity Features
The Cybersecure Network Card protects against unauthorized access ensuring your power infrastructure remains secure from network-based threats and vulnerabilities.
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6. APC SRT5KRMXLT Renewed – Cost Effective Online UPS Solution
APC SRT5KRMXLT 5000VA 208V 4800W On-Line Double Conversion SRT Smart-UPS L6-30P (Renewed)
5000VA 4250W output
Online double conversion
Renewed product condition
3U rack-mountable
The APC SRT5KRMXLT Renewed offers access to high-end online double conversion technology at a more accessible price point. This model delivers 4250W of output power with the stability of online protection making it suitable for critical servers and networking gear.
Pros
- Significant cost savings
- Online double conversion
- ENERGY STAR certified
- RoHS and REACH compliance
- Strong user ratings
Cons
- Renewed status warranty limits
- Used battery condition unknown
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Buying a renewed unit allows you to save significantly compared to buying new while still getting a product that has been tested for functionality. It maintains the high efficiency standards of the original model with ENERGY STAR certification to keep energy costs low.
The 3U rack-mountable form factor ensures it fits standard server racks easily. While the battery condition may vary with renewed products the short recharge time helps minimize downtime between outages and full power restoration.
This option is perfect for budget-conscious businesses that still require robust power protection. It provides enterprise-grade features without the premium cost though you should verify warranty terms specific to the renewed listing before purchase.
Renewed Value
Acquiring a renewed unit provides substantial savings while retaining the core performance benefits of the original high-quality online UPS system.
Energy Compliance
This model complies with RoHS and REACH standards ensuring it meets environmental regulations for safer disposal and production materials.
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7. APC Smart-UPS SRT 5000VA RM – Standard Online Double Conversion
APC Smart-UPS SRT 5000VA RM – UPS – 4250 Watt – 5000 VA SRT5KRMXLT
5000VA 4250W capacity
Online double conversion
208V AC input
Energy Star certified
The APC Smart-UPS SRT 5000VA RM is a standard online double-conversion unit designed for reliable server protection. It provides a consistent 4250W output with a typical battery recharge time of just 1.5 hours which is quicker than many comparable models.
Pros
- Proven SRT reliability
- Compact 3U rack height
- Fast battery recharge
- Industry standard outlets
- High efficiency rating
Cons
- 4250W limitation
- Requires additional network card
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With a 3U rack height this UPS saves valuable space in crowded server racks. The unit is Energy Star certified indicating good efficiency performance that helps reduce cooling loads and operational expenses over time.
Connectivity typically requires a separate network card for remote management which adds to the total cost but maintains flexibility for different setup requirements. The NEMA L6 outlets support industrial plugs ensuring secure connections for heavy-duty equipment.
This model is a solid choice for organizations needing standard online protection without extra bells and whistles. It balances performance and form factor effectively for general purpose server protection in managed environments.
Fast Recharge Time
The quick 1.50 hour recharge time means the UPS returns to full readiness rapidly after an outage reducing the risk of power issues.
Space Saving Design
Occupying only 3U of rack space allows you to allocate more room for servers and storage within your existing rack infrastructure.
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8. CyberPower PR5000LCDRTXL5U – Extended Runtime Ready UPS
CyberPower PR5000LCDRTXL5U Smart App Sinewave UPS Battery Backup
5000VA 4500W output
Sinewave technology
Supports extended batteries
UL safety certified
The CyberPower PR5000LCDRTXL5U focuses on flexibility and runtime expansion with its support for extended battery modules. You can add up to 10 BPL48V75ART2U packs to significantly increase total runtime during prolonged outages ensuring your systems have enough time to shut down safely.
Pros
- Add up to 10 battery packs
- Clear LCD display
- Includes 10 ft power cord
- Free management software
- UL certified for safety
Cons
- Requires separate card
- Higher rack height
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It features a clear LCD panel that provides real-time status updates without needing a network card. The inclusion of a 10-foot power cord with a locking NEMA L6-30P input plug simplifies installation and ensures a secure connection to your power source.
Safety is emphasized with UL certification and a three-year warranty including batteries. The free PowerPanel Business Management Software enables monitoring and control though full remote functionality requires the optional RMCARD205 management card.
This unit is excellent for setups where extended runtime is a primary concern. The ability to scale runtime easily makes it a practical choice for facilities in areas with frequent or long-duration power disruptions.
Extended Runtime Scalability
Adding up to ten extended battery modules allows you to customize runtime to your specific needs without replacing the main UPS unit.
Secure Power Connection
The locking NEMA L6-30P input plug ensures a firm connection reducing the risk of accidental disconnection during installation or maintenance.
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9. CyberPower OL5KRTHD – High Density Double Conversion UPS
CyberPower OL5KRTHD High-Density Smart App Online Sinewave UPS Battery Backup and Surge Protector
5000VA 5000W capacity
Double conversion topology
Full-color LCD display
2U space-saving design
The CyberPower OL5KRTHD delivers high-density power protection in a compact 2U footprint. It combines double conversion topology with a full-color LCD control panel that auto-rotates to show status logs and diagnostics clearly from any viewing angle.
Pros
- Full color control panel
- Pre-installed network card
- Battery equalization tech
- Fast charge technology
- Space-saving footprint
Cons
- Premium price point
- Requires specific rack depth
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Battery Equalization Technology maintains consistent battery voltages to extend overall battery life while Fast Charge Technology helps batteries return to full capacity quickly after use. The unit comes with a pre-installed RMCARD205 providing immediate network management capabilities.
With 5000VA and 5000W output it provides full power capacity for high-demand loads. This makes it suitable for dense server environments where maximizing power per rack unit is essential for efficiency.
This model suits tech-savvy users who want detailed diagnostics and robust features. The combination of space efficiency and advanced battery management makes it a strong contender for modern server racks needing optimized power protection.
Battery Equalization Technology
This technology keeps battery voltages balanced across cells increasing overall battery lifespan and reliability during frequent discharge cycles.
Full-Color LCD Control
The auto-rotating color LCD offers intuitive access to status logs and diagnostics enhancing ease of use for technical staff.
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10. APC SRT5KRMXLT-5KTF – Scalable Online Protection
APC SRT5KRMXLT-5KTF Smart-UPS SRT 5000VA RM – UPS (rack-mountable) – AC 208 V – 4250 Watt – 5000 VA – Ethernet 10/100, USB – output connectors: 16 – 5
5000VA 4250W output
High density protection
Ethernet 10/100 interface
Scalable runtime options
The APC SRT5KRMXLT-5KTF provides high-density double-conversion on-line power protection designed for scalable enterprise environments. It includes built-in Ethernet and USB interfaces facilitating easy integration into existing network management systems for real-time monitoring.
Pros
- High density power
- Scalable runtime
- Integrated Ethernet
- USB interface
- Multiple output connectors
Cons
- Higher price range
- Specific voltage requirements
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With a load capacity of 4250W this model supports a wide range of server equipment while maintaining a compact footprint. The scalable runtime options allow you to add battery packs as your needs grow ensuring flexibility for changing infrastructure demands.
Output connectors include multiple outlets to distribute power efficiently across different devices. This model is suited for larger operations where centralized power management and scalability are critical for long-term planning.
For organizations needing a robust and expandable power solution this model offers the necessary features to handle complex setups. Its online double-conversion design ensures the highest quality power for mission-critical applications.
Scalable Runtime
Scalable runtime options allow you to add battery capacity as needed supporting longer uptime periods without replacing the entire UPS.
Network Integration
Integrated Ethernet and USB interfaces simplify connectivity making it easy to monitor and manage the UPS via standard network protocols.
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Buying Guide – How to Choose the Best 5000VA Rackmount UPS Systems
Selecting the right UPS involves considering several technical and operational factors to ensure it meets your infrastructure needs effectively.
VA vs. Watt Rating
Understanding the difference between Volt-Amperes (VA) and Watts is crucial. While VA indicates total power capacity Watts represent actual usable power. Always check the watt rating to ensure it matches your equipment load.
Topology Type
Topology defines how the UPS handles power. Online double-conversion provides the cleanest power by constantly converting AC to DC and back. Line-interactive is more affordable but offers less protection against severe power issues.
Runtime Expectations
Runtime depends on load capacity and battery size. Higher loads reduce runtime significantly. Check typical runtime at full load versus half load to plan your shutdown procedures accurately.
Outlet Configuration
Ensure the UPS has the right outlet types for your devices. Industrial L6 outlets require different plugs than standard NEMA 5 outlets. Confirm compatibility before purchasing to avoid needing adapters.
Monitoring and Management
Remote monitoring allows you to track UPS status from anywhere. Look for models with built-in network cards or slots for add-ons. Software compatibility is also key for centralized monitoring across your network.
Physical Dimensions
Rack height measured in U determines how much space the unit occupies. Ensure your server rack has enough free space. Also check depth to confirm it fits your cabinet depth without protruding.
Warranty and Support
A good warranty protects your investment against defects. Look for coverage that includes batteries and connected equipment guarantees. Technical support availability ensures you get help quickly when issues arise.
Energy Efficiency
Efficient UPS units reduce operational costs and cooling loads. ENERGY STAR certified models use less electricity to run. Higher efficiency also means less heat which can improve overall data center cooling performance.
How to Use and Care for Your 5000VA Rackmount UPS System
Install the UPS in a cool well-ventilated area away from direct sunlight to maintain battery health and prevent overheating during normal operation.
Regularly check the LCD panel or software interface for status alerts and test the battery self-test function monthly to ensure it is ready for use.
Replace batteries according to the manufacturer's recommended schedule typically every three to five years to ensure consistent performance during outages.
Frequently Asked Questions
What is the difference between VA and Watts in UPS systems?
VA stands for Volt-Amperes and represents the total apparent power capacity. Watts represent the actual usable power. The ratio between them depends on the power factor. Always size based on wattage to ensure your equipment runs correctly without overloading.
How do I calculate runtime for my specific setup?
Runtime varies based on load percentage. Most manufacturers provide charts showing runtime at different loads. Divide your equipment wattage by the UPS watt rating to find your load percentage then check the corresponding runtime estimate on the product specs.
Do I need a network card for remote monitoring?
Some models come with a built-in network card while others require you to purchase one separately. Check the product details carefully. Network cards are essential if you need to monitor the UPS remotely or receive alerts during outages.
Can I add extended batteries to my UPS later?
Many 5000VA models support external battery modules for extended runtime. Check compatibility before buying the main unit. You may need additional cabling and space in your rack to accommodate these extension packs properly.
What is online double conversion topology?
Online double conversion means the UPS constantly converts AC power to DC and back to AC. This isolates equipment from raw utility power ensuring clean stable output. It provides the highest level of protection against voltage fluctuations.
How long does it take to recharge the batteries?
Recharge time varies by model and typically ranges from one to three hours to reach full capacity. This ensures the UPS is ready for the next outage relatively quickly. Check product specs for exact recharge times.
Is it safe to install a UPS in a server rack?
Yes provided you use the correct mounting rails and ensure proper ventilation. Most units are designed for rack installation. Verify the U height and weight limits to avoid overloading your rack shelves during setup.
Why is battery maintenance important?
Lead-acid batteries degrade over time due to heat and usage. Regular maintenance checks help detect failing batteries before they cause downtime. Replacing old batteries ensures your UPS performs when you need it most.
Final Thoughts on Choosing the Best 5000VA Rackmount UPS Systems
Selecting the right UPS depends on balancing budget features and specific power needs. The CyberPower PR5000RTXL2UC stands out for its versatility while the Eaton 9PX G2 offers top-tier efficiency.
Prioritize models with online double-conversion if equipment purity is critical. For general IT needs line-interactive units provide reliable protection at a lower price point.
Remember to verify current pricing and availability before purchase since these values can fluctuate. Ensure you have the necessary rack space and compatible outlets for a smooth installation process.