• 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:
TRIPP LITE BP48V60RT3UTAA External Battery Pack and Cable. 3U, Expandable, Blue 2-Point Connector - TAA Compliant
Quick View
TRIPP LITE BP48V60RT3UTAA External Battery Pack and Cable. 3U, Expandable, Blue 2-Point Connector - TAA Compliant
  • Dimensions: 5.25" x 17.5" x 25"
  • Weight: 163.1 lbs.
  • Parts: 3 years limited
  • Labor: 1 year limited
  • Model #: BP48V60RT3UTAA
CyberPower CP900AVR 900 VA 560 Watts UPS
Quick View
CyberPower CP900AVR 900 VA 560 Watts UPS
  • Battery Run Time: 5 mins at Full Load, 16 mins at Half Load
  • Output Frequency: 60 Hz +/- 1%
  • Battery Recharge Time: 8 hours
  • Series: AVR UPS Series
  • Model #: CP900_avr
  • $162.70 - $166.25
APC SURTA1500RMXL2U 1500 VA 1050 Watts Rack Tower Smart-UPS
Quick View
APC SURTA1500RMXL2U 1500 VA 1050 Watts Rack Tower Smart-UPS
  • Outlets: 6
  • Input Voltage Range: 90 - 150V
  • Input Frequency: 50/60 Hz +/- 5 Hz (auto sensing)
  • Output Voltage: 120V
  • Model #: SURTA1500RMXL2U
CyberPower Smart App Sinewave PR2000RTXL2UN 2KVA Tower/Rack Convertible UPS
Quick View
CyberPower Smart App Sinewave PR2000RTXL2UN 2KVA Tower/Rack Convertible UPS

OUT OF STOCK

  • Outlets: 8 x NEMA 5-20R
  • Input Voltage Range: 75 V AC - 149 V AC
  • Output Voltage: 100 V AC 110 V AC 120 V AC 125 V AC
  • Battery Type: Sealed Lead Acid
  • Model #: PR2000RTXL2UN
Minuteman Endeavor ED3000RTXL2UNC 3000VA Tower/Rack/Wall Mountable UPS-2U Tower/Rack/Wall Mountable - 3.50 Minute Stand-by-120 V AC Input- 120 V AC Output-1 x NEMA L5-30R, 7 x NEMA 5-15/20R Receptacle
Quick View
Minuteman Endeavor ED3000RTXL2UNC 3000VA Tower/Rack/Wall Mountable UPS-2U Tower/Rack/Wall Mountable - 3.50 Minute Stand-by-120 V AC Input- 120 V AC Output-1 x NEMA L5-30R, 7 x NEMA 5-15/20R Receptacle

OUT OF STOCK

  • Outlets: 8
  • Battery Run Time: Half Load: 12 min Full Load: 3.5 min
  • Output Frequency: 50/60Hz +/- 0.5Hz unless synchronized to line
  • Battery Recharge Time: 8 hours to 90% from total discharge
  • Model #: ED3000RTXL2UNC
APC SRT5KRMXLI 5000 VA 4500 Watts UPS
Quick View
APC SRT5KRMXLI 5000 VA 4500 Watts UPS
  • Outlets: 12
  • Output Frequency: 50/60Hz + / - 3 Hz
  • Battery Recharge Time: 1.50 hour(s)
  • Series: Smart-UPS
  • Model #: SRT5KRMXLI
Tripp Lite UPS 550VA 300W Desktop Battery Back Up AVR Compact 120V USB RJ11 50/60Hz
Quick View
  • $89.45 - $107.33
Eaton Electrical 5S1000LCD External UPS
Quick View
Eaton Electrical 5S1000LCD External UPS
  • Outlet Type: Battery
  • Battery Type: Battery
  • Weight: 23.75
  • Model #: 3571332
Back UPS PRO BN 1100VA
Quick View
Back UPS PRO BN 1100VA
  • Output Frequency: 60 Hz +/- 3 Hz Sync to mains
  • Battery Recharge Time: 16 hour(s)
  • Brand: APC
  • Input Voltage Range: 88 - 139V
  • Model #: BN1100M2-CA
EATON 5SC750G 750 VA 525 W UPS
Quick View
EATON 5SC750G 750 VA 525 W UPS
  • Outlets: 6
  • Input Voltage Range: 184 - 276 Vac
  • Input Frequency: 50/60 Hz
  • Input Connection: IEC-320-C14
  • Model #: 5SC750G
CyberPower PR2200ELCDRTXL2U 2200 VA 1650 W UPS
Quick View
CyberPower PR2200ELCDRTXL2U 2200 VA 1650 W UPS
  • Outlets: 10
  • Battery Run Time: Runtime at Half Load: 14 Minutes Runtime at Full Load: 5 Minutes
  • Output Frequency: 50/60 Hz +/- 0.1%
  • Battery Recharge Time: 6 Hour(s)
  • Model #: PR2200ELCDRTXL2U
Eaton 5S Ups
Quick View
Eaton 5S Ups
  • Weight: 27.85
  • Model #: 3571333
APC Smart-UPS SMT2200RM2U 2200VA, 1980 Watts, 120V, RM 2U, LCD, 8 Outlets
Quick View
APC Smart-UPS SMT2200RM2U 2200VA, 1980 Watts, 120V, RM 2U, LCD, 8 Outlets
  • Outlets: 8
  • Battery Run Time: 1 - 30 minutes
  • Output Frequency: 50/60 Hz +/- 3 Hz
  • Battery Recharge Time: 3 Hour(s)
  • Model #: SMT2200RM2U
Liebert PSI5 UPS - 1100 VA 990W 120V Line Interactive AVR Mini Tower UPS, 0.9 Power Factor (PSI5-1100MT120)
Quick View
Liebert PSI5 UPS - 1100 VA 990W 120V Line Interactive AVR Mini Tower UPS, 0.9 Power Factor (PSI5-1100MT120)
  • Outlets: 5
  • Series: PSI5
  • International Version: 120V
  • Input Voltage Range: 75-146 VAC
  • Model #: PSI5-1100MT120
Vertiv Liebert GXT5 UPS - 10kVA/10kW/208 and 120V|Online Rack Tower Energy Star GXT5-10KMVRT6UXLN
Quick View
Vertiv Liebert GXT5 UPS - 10kVA/10kW/208 and 120V|Online Rack Tower Energy Star GXT5-10KMVRT6UXLN
  • Outlets: Hardwired
  • Input Voltage Range: 176 V AC - 280 V AC
  • Output Voltage: 120 V AC 180 V AC 208 V AC 240 V AC
  • Parts: 3 Year
  • Model #: GXT5-10KMVRT6UXLN
Eaton 5P1550GR-L 1550 VA 1100W Lithium-ion True Sine Wave UPS
Quick View
Eaton 5P1550GR-L 1550 VA 1100W Lithium-ion True Sine Wave UPS
  • Outlets: 6
  • Battery Run Time: 4 min (1100W)
  • Input Voltage Range: 160-294 Vac (adjustable to 150-294 Vac)
  • Input Frequency: 50/60 Hz
  • Model #: 5P1550GR-L
AMERICAN BATTERY RBC11 RBC11 REPLACEMENT BATTERY PK
Quick View
  • $309.99
  •  
  • $251.95 
  • Save: 18%
  • $21.16 Shipping
APC SMT1500I 1.50 kVA/980 W Smart-UPS 1500 VA Tower UPS European Version - 240V
Quick View
APC SMT1500I 1.50 kVA/980 W Smart-UPS 1500 VA Tower UPS European Version - 240V
  • Battery Run Time: 0.12 Hour 980 W Full Load 0.40 Hour 490 W Half Load
  • Output Voltage: 230V
  • Battery Type: Sealed Lead Acid
  • Interface Port: USB
  • Model #: SMT1500I
APC SRT10KXLT 10000 VA 10 kW UPS
Quick View
APC SRT10KXLT 10000 VA 10 kW UPS
  • Outlets: 7
  • Battery Recharge Time: <8 Hours
  • Series: Smart-UPS On-Line
  • Input Voltage Range: 208V
  • Model #: SRT10KXLT
Eaton 5P3000, 3000VA 2700 Watts 7 Outlets Tower UPS
Quick View
Eaton 5P3000, 3000VA 2700 Watts 7 Outlets Tower UPS
  • Outlets: 1 x NEMA L5-30R 6 x NEMA 5-20R
  • Battery Run Time: 0.07 Hour 0.17 Hour
  • Input Voltage Range: 100 V AC Nominal/Adjustable 120 V AC Nominal/Adjustable 127 V AC Nominal/Adjustable 70 V AC to 153 V AC Adjustable 89 V AC to 151 V AC
  • Output Voltage: 102 V AC to 132 V AC On Utility
  • Model #: 5P3000
MB1500 1500VA Rack Mount UPS
Quick View
MB1500 1500VA Rack Mount UPS
  • Outlets: 4 x AC Power
  • Battery Run Time: Full load: 12 minutes Half load: 30 minutes
  • Output Frequency: 60 Hz +/- 1%
  • Input Voltage Range: 85 - 137 V
  • Model #: MB1500
  •  
  • $1,394.37 
APC by Schneider Electric Smart-UPS 2200VA LCD RM 2U 120V with Network Card - 2U Rack-mountable - 3 Hour Recharge - 5 Minute Stand-by - 120 V AC Input - 120 V AC Output - 2 x NEMA 5-20R, 6 x NEMA ...
Quick View
Refurbished APC by Schneider Electric Smart-UPS 2200VA LCD RM 2U 120V with Network Card - 2U Rack-mountable - 3 Hour Recharge - 5 Minute Stand-by - 120 V AC Input - 120 V AC Output - 2 x NEMA 5-20R, 6 x NEMA ...
  • Outlets: (6) NEMA 5-15R & (2) NEMA 5-20R
  • Output Frequency: 50/60 Hz +/- 3 Hz Sync to mains
  • Series: SMT Series, Smart-UPS
  • International Version: 120V
  • Model #: SMT2200RM2UNC
APC by Schneider Electric Smart-UPS SRT 8000VA RM 208V - 8000 VA/8000 W - 208 V AC - 5 Minute Stand-by Time - 6U Rack-mountable - 1 x Hard Wire 3-wire (2PH + G), 4 x NEMA L6-20R, 2 x NEMA L6-30R
Quick View
Refurbished APC by Schneider Electric Smart-UPS SRT 8000VA RM 208V - 8000 VA/8000 W - 208 V AC - 5 Minute Stand-by Time - 6U Rack-mountable - 1 x Hard Wire 3-wire (2PH + G), 4 x NEMA L6-20R, 2 x NEMA L6-30R
  • Outlets: 2x NEMA L6-20R, 2x L6-30R
  • Battery Run Time: 60 - 120 minutes
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Battery Recharge Time: <8 Hours
  • Model #: SRT8KRMXLT
International Version 230V Model of APC-BK350 350 VA 210 Watts Back-UPS CS 350 USB/Serial European Version - 240V
Quick View
International Version 230V Model of APC-BK350 350 VA 210 Watts Back-UPS CS 350 USB/Serial European Version - 240V
  • Outlets: (1) IEC 320 C13 (Surge Protection) (3) IEC 320 C13 (Battery Backup) (2) IEC Jumpers (Battery Backup)
  • Battery Run Time: Typical Backup Time at Half Load :18.1 minutes (105 Watts) Typical Backup Time at Full Load :4.7 minutes (210 Watts)
  • Battery Recharge Time: 6 hour(s)
  • International Version: 230V
  • Model #: BK350EI
EATON 5S700 EATON 5S 700VA         TOWER 120V
Quick View
EATON 5S700 EATON 5S 700VA TOWER 120V
  • Brand: EATON
  • Model #: 743172043535
Eaton 9PX Battery Pack 744-A3121
Quick View
APC APCRBC123 Battery Unit for UPS
Quick View

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