10 Best Ups Units 2026 in the United States
#1
Winner
Liebert GXT4 UPS 10000VA 9000W 208V/120V UPS w/Network Card, Online Double Conversion Rack Mount/Tower UPS, Uninterruptible Power Supply, Sine Wave, AVR, Battery Backup(GXT4-10000RT208)
The Liebert GXT4 UPS 10000VA 9000W is a robust unit designed for environments that require seamless power protection. Its high power capacity of 10000VA (9000W) makes it suitable for protecting critical servers, networking hardware, and other high-demand equipment. One of its key strengths is the online double-conversion technology, which ensures continuous power conditioning without relying on the battery, thereby extending battery life.
#2
Psi5 Lithium-Ion Ups, 1500Va, 1350W
The Vertiv Liebert PSI5 Lithium Ion UPS is a robust unit with a power capacity of 1500VA/1350W, making it suitable for protecting medium-sized servers, networking hardware, and other critical electronic equipment. Its lithium-ion batteries provide a significant advantage, lasting twice as long as traditional VRLA batteries, and the 5-year advanced replacement warranty adds to its value by reducing maintenance concerns. This UPS offers a decent runtime of up to 7.5 minutes at full load and 17.7 minutes at half load, which should be sufficient for short outages or to bridge the gap until a generator kicks in. It recharges quickly, reaching full capacity in less than 2 hours, minimizing downtime between outages.
Rating
9.4
Battery Runtime
Form Factor
Additional Features
Most important from
14 reviews
#3
Eaton 5P rackmount Compact 1500VA UPS
The Eaton 5P Rackmount Compact 1500VA UPS is designed to keep your electronics running smoothly during power outages or fluctuations. With a power capacity of 1440 VA (or 1100 watts), it offers robust protection for your devices. The unit includes 10 NEMA 5-15R outlets, providing ample connection points for various equipment.
Rating
9.1
Form Factor
Additional Features
Most important from
13 reviews
Top 10 Best Ups Units 2026 in the United States
#1
Winner
Liebert GXT4 UPS 10000VA 9000W 208V/120V UPS w/Network Card, Online Double Conversion Rack Mount/Tower UPS, Uninterruptible Power Supply, Sine Wave, AVR, Battery Backup(GXT4-10000RT208)
Liebert GXT4 UPS 10000VA 9000W 208V/120V UPS w/Network Card, Online Double Conversion Rack Mount/Tower UPS, Uninterruptible Power Supply, Sine Wave, AVR, Battery Backup(GXT4-10000RT208)
Power Capacity (VA/W): 10000VA/9000W
Battery Runtime: 5 minutes at full load
Form Factor: Rack mount or tower
Additional Features: Hot-swappable batteries, integrated communications card
Chosen by 1335 this week
Psi5 Lithium-Ion Ups, 1500Va, 1350W
Psi5 Lithium-Ion Ups, 1500Va, 1350W
Power Capacity (VA/W): 1500VA/1350W
Battery Runtime: 7.5 min full, 17.7 min half
Number and Type of Outlets: three programmable outlets
Form Factor: 2U rack/tower
Additional Features: 5-year warranty, quick recharge, LCD display
Eaton 5P rackmount Compact 1500VA UPS
Eaton 5P rackmount Compact 1500VA UPS
Power Capacity (VA/W): 1440 VA / 1100 watts
Number and Type of Outlets: 10 NEMA 5-15R
Form Factor: Rackmount (2U height)
Additional Features: RoHS, USB cable, RS-232, rail kit
CyberPower PR1500LCD Smart App Sinewave UPS Battery Backup, 1500VA/1500W, 8 Outlets, AVR, Mini-Tower, UL Certified
CyberPower PR1500LCD Smart App Sinewave UPS Battery Backup, 1500VA/1500W, 8 Outlets, AVR, Mini-Tower, UL Certified
Power Capacity (VA/W): 1500VA/1500W
Number and Type of Outlets: 8 NEMA 5-15R battery backup outlets
Additional Features: AVR, LCD panel, remote monitoring, 3-year warranty
Eaton Electrical 5P550R UPS Rack, Mountable
Eaton Electrical 5P550R UPS Rack, Mountable
Battery Runtime: not sufficient for long outages
Number and Type of Outlets: multiple outlets
Form Factor: rack-mountable
Additional Features: adjustable settings, pure sinewave output
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APC 1500VA Smart UPS with SmartConnect, SMT1500C Sinewave UPS Battery Backup, AVR, 120V, Line Interactive Uninterruptible Power Supply
APC 1500VA Smart UPS with SmartConnect, SMT1500C Sinewave UPS Battery Backup, AVR, 120V, Line Interactive Uninterruptible Power Supply
Power Capacity (VA/W): 1500VA/1000W
Number and Type of Outlets: 8 NEMA 5-15R
Additional Features: AVR, Pure sine wave, SmartConnect
Vertiv Liebert Gxt5 2000Va 120
Vertiv Liebert Gxt5 2000Va 120
Power Capacity (VA/W): 2000VA/1800W
Form Factor: 2U rack/tower
Additional Features: colored LCD, programmable output, Energy Star
APC UPS 1500VA/900W Pure Sine Wave UPS for Computer, Electronics, BR1500MS2
APC UPS 1500VA/900W Pure Sine Wave UPS for Computer, Electronics, BR1500MS2
Power Capacity (VA/W): 1500VA/900W
Battery Runtime: varies with load
Number and Type of Outlets: 10 outlets (6 battery, 4 surge)
Form Factor: compact
Additional Features: two USB ports, AVR, power management software
CyberPower CP1500PFCLCD PFC Sinewave UPS Battery Backup and Surge Protector, 1500VA/1000W, 12 Outlets, AVR, Mini Tower, UL Certified
CyberPower CP1500PFCLCD PFC Sinewave UPS Battery Backup and Surge Protector, 1500VA/1000W, 12 Outlets, AVR, Mini Tower, UL Certified
Power Capacity (VA/W): 1500VA/1000W
Number and Type of Outlets: 12 NEMA 5-15R
Form Factor: mini tower
Additional Features: USB ports, AVR, LCD, 3-year warranty
#10
CyberPower OR2200PFCRT2U PFC Sinewave UPS Battery Backup and Surge Protector, 2000VA/1540W, 8 Outlets, AVR, 2U Rack/Tower, UL Certified
CyberPower OR2200PFCRT2U PFC Sinewave UPS Battery Backup and Surge Protector, 2000VA/1540W, 8 Outlets, AVR, 2U Rack/Tower, UL Certified
Power Capacity (VA/W): 2000VA/1540W
Number and Type of Outlets: 8 (2 NEMA 5-20R, 6 NEMA 5-15R)
Form Factor: 2U rack/tower
Additional Features: AVR, rotatable LCD, 3-year warranty
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Buying Guide for the Best Ups Units
When choosing a UPS (Uninterruptible Power Supply) unit, it's important to understand that this device will protect your electronic equipment from power interruptions, surges, and spikes. A UPS unit provides backup power to keep your devices running during short outages and allows you to safely shut them down during longer outages. To select the best UPS unit for your needs, you should consider several key specifications that will determine its suitability for your specific requirements.Power Capacity (VA/W)Power capacity, measured in Volt-Amps (VA) and Watts (W), indicates the maximum load a UPS can handle. This spec is crucial because it determines how many devices and how much power the UPS can support. To navigate this, calculate the total power consumption of the devices you plan to connect. For light usage (e.g., a single computer and monitor), a lower capacity (around 600-800 VA) may suffice. For multiple devices or more power-hungry equipment, look for higher capacities (1000 VA and above). Choose a UPS with a capacity that exceeds your total power needs to ensure reliable performance.
Battery RuntimeBattery runtime indicates how long the UPS can provide power to your devices during an outage. This is important for ensuring you have enough time to save your work and shut down devices properly. Short runtimes (5-10 minutes) are suitable for brief outages or quick shutdowns, while longer runtimes (20 minutes or more) are better for extended outages or if you need more time to complete tasks. Consider your typical power outage duration and how much time you need to safely manage your devices when choosing the right battery runtime.
Number of OutletsThe number of outlets on a UPS unit determines how many devices you can connect. This is important for ensuring all your critical devices are protected. Basic models may have 4-6 outlets, while more advanced units can have 8 or more. Assess the number of devices you need to protect and choose a UPS with enough outlets to accommodate them. Additionally, consider if you need a mix of battery-backed and surge-protected outlets for different types of devices.
Form FactorForm factor refers to the physical size and shape of the UPS unit. This is important for ensuring the unit fits in your available space. UPS units come in various forms, such as compact, tower, and rack-mounted. Compact and tower units are suitable for home or small office use, where space may be limited. Rack-mounted units are designed for server rooms or data centers. Choose a form factor that fits your space and installation requirements.
Waveform TypeWaveform type refers to the shape of the electrical output provided by the UPS. This is important for compatibility with your devices. There are two main types: simulated sine wave and pure sine wave. Simulated sine wave units are generally more affordable and suitable for basic electronics like computers and monitors. Pure sine wave units provide cleaner power and are better for sensitive or high-end equipment, such as servers and medical devices. Choose the waveform type based on the sensitivity and requirements of your connected devices.
Additional FeaturesAdditional features can enhance the functionality and convenience of a UPS unit. These may include LCD displays for monitoring status, USB ports for charging devices, network management capabilities, and software for automatic shutdown. These features are important for improving user experience and managing power more effectively. Consider which additional features are important for your use case and choose a UPS that offers those benefits.