• In Stock
  • Sold by Newegg
  • Make an Offer
  • New
Brands
Show More
Price
Show More
VA Rating
Watts
Outlets
Show More
Battery Run Time
Interface Port
Show More
Rackmountable
Battery Type
Sold by
All Top Brands
Availability
Condition
Useful Links
Customer Ratings
  • NVIDIA AI SUPERCOMPUTE
  • NVIDIA AI SUPERCOMPUTE
Sort By:
View:
CyberPower M550L 550 VA 440 Watts 4 Outlets Medical Grade UPS
Quick View
CyberPower M550L 550 VA 440 Watts 4 Outlets Medical Grade UPS
  • Outlets: 4
  • Battery Run Time: At Half Load: 25 Minutes At Full Load: 8 Minutes
  • Output Frequency: 60 Hz +/- 1%
  • Battery Recharge Time: <8 Hours
  • Model #: M550L
APC SRT6KRMXLT 6000 VA 6000 W UPS
Quick View
APC SRT6KRMXLT 6000 VA 6000 W UPS
  • Outlets: 6
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Battery Recharge Time: 3 hour(s)
  • Series: Smart-UPS On-Line
  • Model #: SRT6KRMXLT
Eaton 9PX700RT 700 VA 630 Watts 8 Outlets 2U Tower / Rack Mountable UPS
Quick View
Eaton 9PX700RT 700 VA 630 Watts 8 Outlets 2U Tower / Rack Mountable UPS
  • Outlets: 8
  • Battery Run Time: 1 - 30 minutes
  • Series: 9PX
  • International Version: 120V
  • Model #: 9PX700RT
EATON 5SC1000 1000 VA 700 watts UPS
Quick View
EATON 5SC1000 1000 VA 700 watts UPS
  • Outlets: 8
  • Input Voltage Range: 96 - 144 Vac
  • Input Frequency: 50/60 Hz
  • Input Connection: NEMA 5-15P
  • Model #: 5SC1000
OPTI UPS TS2000E 2000VA / 1200W (110v / 115v / 120v) Battery backup system, 50 / 60 Hz frequency auto sensing and selection, simulated sine wave design. Protection for your computers, network devices.
Quick View
  •  
  • $231.99 
  • Free Shipping
Tripp Lite SU3000LCD2UHV 3kVA 2.7kW Smart Online UPS, Double Conversion 208/240V, Extended Run, 2U Rack Mount, Energy Star, LCD, USB, DB9
Quick View
Tripp Lite SU3000LCD2UHV 3kVA 2.7kW Smart Online UPS, Double Conversion 208/240V, Extended Run, 2U Rack Mount, Energy Star, LCD, USB, DB9

OUT OF STOCK

  • Outlets: 8
  • Battery Run Time: Full Load Runtime: 5 minutes (2700 Watts) Half Load Runtime: 13.5 minutes (1350 Watts)
  • Input Voltage Range: 200V AC; 208V AC; 220V AC; 230V AC; 240V AC
  • Input Connection: C20 inlet
  • Model #: SU3000LCD2UHV
Tripp Lite series SmartOnline 3000VA 2700W 120V Double-Conversion UPS - 7 Outlets, Extended Run, Network Card Included, LCD, USB, DB9, 2U Rack/Tower
Quick View
Tripp Lite series SmartOnline 3000VA 2700W 120V Double-Conversion UPS - 7 Outlets, Extended Run, Network Card Included, LCD, USB, DB9, 2U Rack/Tower
  • Outlets: 7
  • Battery Run Time: Full Load: 4.8 min. (2700W) Half Load: 13.9 min. (1350W)
  • Output Frequency: 50 / 60 Hz
  • Battery Recharge Time: 3 hours recharge to 90%
  • Model #: SU3000RTXLCD2UN
Liebert PSI5 UPS - 750 VA 675W 120V Line Interactive AVR Mini Tower UPS, 0.9 Power Factor (PSI5-750MT120)
Quick View
Liebert PSI5 UPS - 750 VA 675W 120V Line Interactive AVR Mini Tower UPS, 0.9 Power Factor (PSI5-750MT120)
  • Outlets: 5
  • Series: PSI5
  • International Version: 120V
  • Input Voltage Range: 75-146 VAC
  • Model #: PSI5-750MT120
CyberPower BP48VP2U03 UPS Battery Pack - 48 VDC / 70 A - 12 V / 5.7 Ah Sealed Lead-Acid Battery
Quick View
CyberPower BP48VP2U03 UPS Battery Pack - 48 VDC / 70 A - 12 V / 5.7 Ah Sealed Lead-Acid Battery
  • Type: UPS Battery Pack
  • Compatibility: CyberPower UPS:
    PR2200ERTXL2UAN PR3000ERTXL2UAN
  • Specifications: Output Voltage:48 V DC
  • Weight: 75.40 lb
  • Model #: BP48VP2U03
APC SMT750I 750 VA 500 W Smart-UPS Tower UPS, International Version, 230V Output European Version - 240V
Quick View
APC SMT750I 750 VA 500 W Smart-UPS Tower UPS, International Version, 230V Output European Version - 240V
  • Outlets: 8
  • Output Frequency: 47 - 53 Hz for 50 Hz nominal, 57 - 63 Hz for 60 Hz nominal
  • Battery Recharge Time: 3 hour(s)
  • Series: Smart-UPS
  • Model #: SMT750I
Eaton 9PX3000GRT 3000 VA 3000 Watts 208V 10 Outlets Tower / Rack Mountable UPS
Quick View
Eaton 9PX3000GRT 3000 VA 3000 Watts 208V 10 Outlets Tower / Rack Mountable UPS
  • Outlets: 10
  • Input Connection: NEMA L6-20P
  • Output Voltage: 200V AC 208 V AC 220 V AC 230 V AC 240 V AC
  • Outlet Type: 8 x IEC-320-C13 & 2 x IEC-320-C19
  • Model #: 9PX3000GRT
APC SRT5KRMXLT-IEC 5000 VA 4250 Watts 208V Smart-UPS On-Line
Quick View
APC SRT5KRMXLT-IEC 5000 VA 4250 Watts 208V Smart-UPS On-Line
  • Outlets: 10
  • Battery Run Time: 4.4 minutes
  • Output Frequency: 50/60 Hz +/- 3 Hz
  • Battery Recharge Time: 1.50 hour(s)
  • Model #: SRT5KRMXLT-IEC
Vertiv Liebert PSI5 UPS - 1500VA/1350W 120V| 2U Line Interactive AVR Tower/Rack PSI5-1500RT120
Quick View
Vertiv Liebert PSI5 UPS - 1500VA/1350W 120V| 2U Line Interactive AVR Tower/Rack PSI5-1500RT120
  • Outlets: 6
  • Battery Run Time: Full Load: 6 min Half Load: 18 min
  • Battery Recharge Time: 4 hours to recover 90%
  • Series: PSI5
  • Model #: PSI5-1500RT120
  • $939.42 - $948.91
Eaton 5P1550GR 1550 VA 1100 Watts 6 Outlets Rack / Wall Mountable UPS
Quick View
Eaton 5P1550GR 1550 VA 1100 Watts 6 Outlets Rack / Wall Mountable UPS
  • Outlets: 6 x IEC 60320 C13
  • Battery Run Time: 0.07 Hour 0.22 Hour
  • Input Voltage Range: 150 V AC to 294 V AC Adjustable 160 V AC to 294 V AC
  • Output Voltage: 102 V AC to 132 V AC On Utility 200 V AC Nominal 208 V AC Nominal 220 V AC Nominal 230 V AC Nominal 240 V AC Nominal
  • Model #: 5P1550GR
OPTI UPS TS800E 800VA / 480W (110v / 115v / 120v) Battery backup system, 50 / 60 Hz frequency auto sensing and selection, simulated sine wave design. Protection for your computers, network devices
Quick View
  •  
  • $120.99 
  • Free Shipping
Tripp Lite series SmartOnline 3000VA 2700W 120V Double-Conversion UPS - 5 Outlets, Extended Run, Network Card Option, LCD, USB, DB9, Tower (SU3000XLCD)
Quick View
Tripp Lite series SmartOnline 3000VA 2700W 120V Double-Conversion UPS - 5 Outlets, Extended Run, Network Card Option, LCD, USB, DB9, Tower (SU3000XLCD)

OUT OF STOCK

  • Outlets: 7
  • Battery Run Time: Full Load: 10.4 min. (1770W) Half Load: 26.2 min. (885W)
  • Output Frequency: 50 / 60 Hz
  • Brand: TRIPP LITE
  • Model #: SU3000XLCD
  •  
  • $2,112.00 
  • Free Shipping
Tripp Lite series SmartOnline 1500VA 1350W 208/230V Double-Conversion UPS - 8 Outlets, Extended Run, Network Card Option, LCD, USB, DB9, 2U Rack/Tower (SUINT2200LCD2U)
Quick View
Tripp Lite series SmartOnline 1500VA 1350W 208/230V Double-Conversion UPS - 8 Outlets, Extended Run, Network Card Option, LCD, USB, DB9, 2U Rack/Tower (SUINT2200LCD2U)
  • Outlets: 10
  • Battery Run Time: Full Load: 6 min. (2000W) Half Load: 16.6 min. (1000W)
  • Output Frequency: 50 / 60 Hz
  • Battery Recharge Time: 3 hours recharge to 90%
  • Model #: SUINT2200LCD2U
Eaton 5PX3000RTG2 5PX G2 3000VA 3000W 120V Line-Interactive UPS - 6 NEMA 5-20R, 1 L5-30R Outlets, Cybersecure Network Card Option, 2U Rack/Tower - 120 V AC Input - 6 x NEMA 5-20R, 1 x NEMA L5-30R
Quick View
Eaton 5PX3000RTG2 5PX G2 3000VA 3000W 120V Line-Interactive UPS - 6 NEMA 5-20R, 1 L5-30R Outlets, Cybersecure Network Card Option, 2U Rack/Tower - 120 V AC Input - 6 x NEMA 5-20R, 1 x NEMA L5-30R
  • Battery Run Time: Run time full load: 3 minute - half load 9 minute
  • VA Rating: 3000 VA
  • Watts: 3000 W
  • Battery Type: Sealed Lead Acid
  • Model #: 5PX3000RTG2
Eaton 5S UPS
Quick View
Eaton 5S UPS
  • Outlets: 6 x IEC 60320 C13
  • Battery Run Time: 0.20 Hour
  • Input Voltage Range: 175 V AC to 275 V AC 230 V AC Nominal
  • Output Voltage: 230 V AC Nominal
  • Model #: 5S700G
  •  
  • $184.99 
  • Free Shipping
UPS Replacement Battery Cartridge
Quick View
UPS Replacement Battery Cartridge
  • Parts: Manufacturers Limited Warranty: 18 Month / Parts Only
  • Model #: RBC94-3U
  •  
  • $337.99 
  • Free Shipping
UPS Replacement Battery Cartridge
Quick View
UPS Replacement Battery Cartridge
  • Parts: 2 years limited
  • Labor: 2 years limited
  • Model #: RBC52
TRIPP LITE UPS Replacement Battery Cartridge
Quick View
TRIPP LITE UPS Replacement Battery Cartridge
  • Parts: Manufacturers Limited Warranty: 18 Month / Parts Only
  • Model #: RBC36-SLT
APC by Schneider Electric Smart-UPS X 1920VA Rack/Tower UPS SMX2KR2UNCX145
Quick View
APC Back-UPS RS BR500CI-AS 500 VA Tower UPS European Version - 240V
Quick View
APC Back-UPS RS BR500CI-AS 500 VA Tower UPS European Version - 240V
  • Outlets: (3) IEC 320 C13 (Battery Backup)
  • Battery Run Time: 0.05 Hour
  • Output Frequency: 47 - 63 Hz
  • Battery Recharge Time: 10 hour(s)
  • Model #: BR500CI-AS
Vertiv Liebert GXT5-1500LVRT2UXL GXT5 UPS - 1500VA/1350W 120V | Online Rack Tower Energy Star - Double Conversion| 2U| Optional RDU101 Card| Color/Graphic LCD
Quick View
Vertiv Liebert GXT5-1500LVRT2UXL GXT5 UPS - 1500VA/1350W 120V | Online Rack Tower Energy Star - Double Conversion| 2U| Optional RDU101 Card| Color/Graphic LCD
  • Outlets: 6 x NEMA 5-15P
  • Input Voltage Range: 110 V AC - 125 V AC
  • Output Voltage: 120 V AC
  • Parts: 3 Year
  • Model #: GXT5-1500LVRT2UXL
TRIPP LITE SM1000RM1UTAA 1000VA 800W UPS
Quick View
TRIPP LITE SM1000RM1UTAA 1000VA 800W UPS
  • Outlets: 6
  • Battery Run Time: Full Load Runtime: 4 minutes. (800w) Half Load Runtime: 14 minutes (400w)
  • Output Frequency: 60 Hz
  • Battery Recharge Time: Less than 4.5 hours from 10% to 90%
  • Model #: SM1000RM1UTAA
  •  
  • $841.99 
  • Free Shipping
Vertiv Liebert PSI5 Lithium-Ion UPS 1500VA/1350W 120V Line Interactive AVR PSI5-1500RT120LI
Quick View
Vertiv Liebert PSI5 Lithium-Ion UPS 1500VA/1350W 120V Line Interactive AVR PSI5-1500RT120LI
  • Outlets: 6
  • Battery Run Time: Full load: 7.5 min Half load: 17.7 min
  • Series: PSI5
  • International Version: 120V
  • Model #: PSI5-1500RT120LI
APC SMT1500IC 1.5 kVA 1.0 KWatts 1500VA LCD 230V with SmartConnect
Quick View
APC SMT1500IC 1.5 kVA 1.0 KWatts 1500VA LCD 230V with SmartConnect
  • Outlets: 10
  • Battery Run Time: Full Load: 6.5 Minutes Half Load: 23.1 Minutes
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Battery Recharge Time: 3 Hour(s)
  • Model #: SMT1500IC
APC BN450M UPS (Back Up Power Supply)
Quick View
APC BN450M UPS (Back Up Power Supply)
  • Weight: 7.85
  • Parts: 3 Year
  • Model #: BN450M-CA
APC SRT10KRMXLT 10000 VA 10 kW UPS
Quick View
APC SRT10KRMXLT 10000 VA 10 kW UPS
  • Outlets: 7
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Battery Recharge Time: 3 hour(s)
  • Series: Smart-UPS On-Line
  • Model #: SRT10KRMXLT
EATON 9PX3000RT 9PX3000RT - UPS - ONLINE - 2.7 KW - (6) 5-20R, (1) L5-30R
Quick View
EATON 9PX3000RT 9PX3000RT - UPS - ONLINE - 2.7 KW - (6) 5-20R, (1) L5-30R
  • Outlets: 7
  • Battery Run Time: At half load: 14 minutes At full load: 5 minutes
  • International Version: 120V
  • Input Voltage Range: 100 - 144V
  • Model #: 9PX3000RT

What is a UPS?

An Uninterruptible Power Supply (UPS) is essential for ensuring continuous power to critical equipment, such as computers, servers, and medical devices, during power outages or fluctuations. By providing immediate backup power, a UPS allows users to safely shut down systems, preventing data loss and hardware damage.

Surge Protection in UPS Systems:

UPS units offer surge protection surge protection by absorbing excess energy from power surges and spikes, safeguarding sensitive components like hard drives . This is particularly important during power restoration after outages, when initial voltage spikes can be harmful. Some UPS models include surge-only outlets, providing power and protection without depleting the UPS battery.

Energy Efficiency Features:

Many UPS systems feature "green" or "eco" modes that enhance energy efficiency and reduce utility costs. These systems may automatically power down during non-business hours or detect and bypass unused equipment. Additionally, UPS units often include a single switch or circuit breaker, allowing operators to power down multiple devices simultaneously, streamlining reboots and power cycles.

Protection for Various Equipment Types:

UPS systems are available in sizes suitable for different environments. Compact models can fit under a desk, protecting a Desktop , computer , monitor , and printer . Specialized Battery Backup (UPS) units are designed for specific applications, such as hospitals and marine vessels. In server rooms, rack-mountable UPS units help conserve space. UPS systems typically offer electrical outlets, as well as network, USB, and serial ports, to protect against noise and surges. Some devices require outlets spaced farther apart due to transformer block plugs.

Suitability for Businesses:

Businesses of all sizes utilize servers and switches, for which a pure sinewave UPS is optimal. These UPS units closely simulate standard utility power, ensuring consistent and reliable performance. S ingle-phase UPS systems are suitable for smaller setups, while three-phase units are ideal for powering multiple devices with varying power requirements. Line-interactive UPS units manage voltage changes without using battery power unless necessary, maintaining a strong charge to handle outages. Online UPS systems convert incoming power using the battery to maintain consistency, creating a buffer between equipment and external power issues. Investing in a UPS system with integrated surge protection and energy-saving features is crucial for protecting electronic equipment and ensuring uninterrupted operation during power disruptions.

FAQs: Battery Backup (UPS) Systems at Newegg

  • How do I determine the right Battery Backup (UPS) capacity?
  • For servers or medical equipment, prioritize pure sinewave output.

  • Can a Battery Backup (UPS) prevent damage from lightning strikes?
  • While it handles everyday surges, direct lightning strikes require additional surge arrestors. Pair your UPS with dedicated protection for maximum safety.

  • How often should I replace the battery in a Battery Backup (UPS)?
  • Most batteries last 2-5 years. Regular testing and monitoring of runtime can signal when replacement is needed.

  • Is a Battery Backup (UPS) compatible with solar power systems?
  • Yes, but ensure compatibility with voltage fluctuations. Online UPS units are best for unstable renewable energy sources.

  • Does a Battery Backup (UPS) save energy?
  • Eco modes and load management features reduce idle power waste, lowering long-term energy costs.

  • Can I plug a power strip into a Battery Backup (UPS)?
  • Avoid overloading. Use only UPS-rated strips and ensure total connected devices stay within the unit’s capacity.

Bestselling UPS Reviews:

Anonymous
9/2/2025 7:46:28 AM
This makes 5

“ Overall, this is an excellent, highly refined UPS product, as one would expect from Schneider/APC. ”

APC BX1500M Back-UPS Pro, 1500VA, Tower, 120V, 10 NEMA 5-15R outlets, AVR, LCD - Tower - 16 Hour Recharge - 3 Minute Stand-by -120 V Input-120 V AC Output -5 x NEMA 5-15R,5xNEMA 5-15R Surge Receptacle
Northern consumer
4/15/2025 7:39:40 AM
Harmon pellet furnace backup system

“ This is a quality built backup power supply that will handle the voltage required for a pellet furnace's to be able to shut down safely without damaging the circuit board. ”

Tripp Lite INTERNET750U Series 750VA 450W Standby UPS - 12 NEMA 5-15R Outlets, 120V, 50/60 Hz, USB, 5-15P Plug, Desktop / Wall Mount - Ultra-compact Desk-mount - 4 Hour Recharge - 2.50 Minute Stand-by
Kyle Reich
10/27/2024 10:34:52 PM
Works exactly as described.

“ I would highly recommend anyone to get this, or any other, uninterrupted power supply just as a basic emergency backup; this goes double if you work from home. ”

CyberPower CP1500PFCLCD PFC Sinewave UPS Systems - 1500VA/1000W, 120 VAC, NEMA 5-15P, Mini-Tower, Sine Wave, 12 Outlets, LCD, PowerPanel