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APC SMT750 750 VA 500 W UPS
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Used - Like New APC SMT750 750 VA 500 W UPS
  • Outlets: 6
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Series: Smart-UPS
  • International Version: 120V
  • Model #: SMT750
  •  
  • $169.00 
  • Free Shipping
APC SMT2200 1920 VA 1920 Watts UPS
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Used - Like New APC SMT2200 1920 VA 1920 Watts UPS
  • Outlets: 10
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Battery Recharge Time: 3 hour(s)
  • Series: Smart-UPS
  • Model #: SMT2200
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  • $749.00 
  • Free Shipping
MB1500 1500VA Rack Mount UPS
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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
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  • $1,307.62 
  • Free Shipping
APC Smart-UPS SMT1500 SMT1500 External UPS - AC 120V - 1500 VA - Lead Acid - Black
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Refurbished APC Smart-UPS SMT1500 SMT1500 External UPS - AC 120V - 1500 VA - Lead Acid - Black
  • Outlets: 8
  • Battery Run Time: 31 - 60 minutes
  • Output Frequency: 50/60Hz
  • Battery Recharge Time: <3 Hours
  • Model #: SMT1500
  •  
  • $399.00 
  • Free Shipping
AMERICAN BATTERY RBC11 RBC11 REPLACEMENT BATTERY PK
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  • $309.99
  •  
  • $251.95 
  • Save: 18%
  • $21.16 Shipping
Tripp Lite BC500 500VA Desktop/Wall Mountable UPS
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Tripp Lite BC500 500VA Desktop/Wall Mountable UPS
  • Outlets: 8 x NEMA 5-15R
  • Output Voltage: 110 V AC 115 V AC 120 V AC
  • Battery Type: Valve Regulated Lead Acid (VRLA)
  • Weight: 4.7
  • Model #: BC500
Eaton 5P3000RT, 3000 VA 2700 Watts 7 Outlets Tower / Rack Mountable UPS
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Eaton 5P3000RT, 3000 VA 2700 Watts 7 Outlets Tower / Rack Mountable UPS
  • Outlets: 7
  • Output Frequency: 50/60 Hz + / - 0.1 % (autosensing)
  • Input Voltage Range: 120 Vac (adjustable to100/120/127 Vac)
  • Input Frequency: 50/60 Hz (auto-sensing)
  • Model #: 5P3000RT
APC SURT6000RMXLT3U Smart-UPS 6000VA 4200W 208V XL 3U Power Backup SURT6000XLT
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Refurbished APC SURT6000RMXLT3U Smart-UPS 6000VA 4200W 208V XL 3U Power Backup SURT6000XLT
  • Outlets: 2 x power NEMA L6-20 2 x power NEMA L6-30
  • Battery Run Time: 60 - 120 minutes
  • Battery Recharge Time: 6 Hours
  • Input Voltage Range: 160V - 280V
  • Model #: APC-SURT6000RMXLT3U
  •  
  • $1,200.00 
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APC SUA3000XL Smart UPS 3000VA 2700W 120V Power Backup Rack mount New Battery
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Refurbished APC SUA3000XL Smart UPS 3000VA 2700W 120V Power Backup Rack mount New Battery
  • Outlets: 11
  • Battery Run Time: 60 - 120 minutes
  • Output Frequency: 50/60Hz
  • Battery Recharge Time: 6 Hours
  • Model #: SUA3000XL-RM-REF
  •  
  • $799.00 
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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
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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
Eaton 9PX Battery Pack 744-A3121
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APC APCRBC123 Battery Unit for UPS
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Tripp Lite OmniSmart OMNIX350HG 350VA Tower UPS
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Used - Like New Tripp Lite OmniSmart OMNIX350HG 350VA Tower UPS
  • Outlets: 6
  • Battery Run Time: 0.26 Hour 0.62 Hour
  • Battery Recharge Time: <8 Hours
  • Input Voltage Range: 230 V AC Nominal
  • Model #: OMNIX350HG
Liebert PSI5 Lithium-Ion N UPS 1500 VA / 1350W 120V Line Interactive AVR with SNMP CARD (PSI5-1500RT120LIN)
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Liebert PSI5 Lithium-Ion N UPS 1500 VA / 1350W 120V Line Interactive AVR with SNMP CARD (PSI5-1500RT120LIN)
  • Outlets: 6
  • Battery Run Time: Full load: 8 min Half load: 18 min
  • Battery Recharge Time: 2 Hour
  • Series: PSI5
  • Model #: PSI5-1500RT120LIN
  •  
  • $2,736.99 
APC Smart-UPS SRT 8000VA 230V
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APC Smart-UPS SRT 8000VA 230V
  • Battery Run Time: 5 Minute
  • Battery Recharge Time: 1.50 Hour
  • Series: Smart-UPS
  • Output Voltage: 230V
  • Model #: SRT8KXLI
APC Smart-UPS RT SURTA3000XL 3000VA UPS - 120V AC - Lead-acid Battery - 6 x NEMA 5-15R, 2 x NEMA 5-20R - 3U Rack-mountable - Black
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Refurbished APC Smart-UPS RT SURTA3000XL 3000VA UPS - 120V AC - Lead-acid Battery - 6 x NEMA 5-15R, 2 x NEMA 5-20R - 3U Rack-mountable - Black
  • Outlets: (6) NEMA 5-15R (62 NEMA 5-20R
  • Battery Run Time: 31 - 60 minutes
  • Battery Recharge Time: <8 Hours
  • Series: Smart-UPS
  • Model #: SURTA3000XL
  •  
  • $2,085.97 
  • Free Shipping
HPE AF450A T1500 G3 1400 VA Tower UPS
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HP
Refurbished HPE AF450A T1500 G3 1400 VA Tower UPS
  • Type: Other
  • Color: Black
  • Model #: AF450A
  •  
  • $120.00 
  • Free Shipping
GREENTECH COMPATIBLE APCRBC178-12V7AH SLA BATTERY FOR APC BVK750M2, Back-UPS 750VA/410W, Back-UPS BVK750M2 12V 7AH REPLACES APCRBC178 RBC178 Battery Cartridge #178
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GREENTECH COMPATIBLE APCRBC178-12V7AH SLA BATTERY FOR APC BVK750M2, Back-UPS 750VA/410W, Back-UPS BVK750M2 12V 7AH REPLACES APCRBC178 RBC178 Battery Cartridge #178
  • Battery Run Time: 1 - 30 minutes
  • Battery Recharge Time: <24 Hour
  • Battery Type: Sealed Lead Acid
  • Model #: APCRBC178-12V7AH
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  • $45.00 
  • Free Shipping
GREENTECH COMPATIBLE RB1290X2E 24V 9AH SLA BATTERY FOR CYBERPOWER Intelligent LCD UPS Series CP1500AVRLCD3, CP1350AVRLCD3, BRG1500AVRLCD2 24V 9AH REPLACES RB1290X2E
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GREENTECH COMPATIBLE RB1290X2E 24V 9AH SLA BATTERY FOR CYBERPOWER Intelligent LCD UPS Series CP1500AVRLCD3, CP1350AVRLCD3, BRG1500AVRLCD2 24V 9AH REPLACES RB1290X2E
  • Battery Run Time: 1 - 30 minutes
  • Battery Recharge Time: <24 Hour
  • Battery Type: Sealed Lead Acid
  • Model #: RB1290X2E-24V9AH
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  • $110.00 
  • Free Shipping
GREENTECH COMPATIBLE APCRBC163-24V9AH SLA BATTERY FOR APC BGM1500B-US, BGM1500B, BGM1500-US, BGM1500, BR1500MS2 24V 9AH REPLACES APCRBC163, Battery Cartridge #163, RBC163
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GREENTECH COMPATIBLE APCRBC163-24V9AH SLA BATTERY FOR APC BGM1500B-US, BGM1500B, BGM1500-US, BGM1500, BR1500MS2 24V 9AH REPLACES APCRBC163, Battery Cartridge #163, RBC163
  • Battery Run Time: 1 - 30 minutes
  • Battery Recharge Time: <24 Hour
  • Battery Type: Sealed Lead Acid
  • Model #: APCRBC163-24V9AH
  •  
  • $110.00 
  • Free Shipping
APC UPS, 1000 VA Smart-UPS Sine Wave UPS Battery Backup with Extended Run Option, Tower/2U Rackmount Convertible, Line-Interactive, 120V (SMX1000)
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APC UPS, 1000 VA Smart-UPS Sine Wave UPS Battery Backup with Extended Run Option, Tower/2U Rackmount Convertible, Line-Interactive, 120V (SMX1000)
  • Outlets: 8
  • Battery Run Time: 800W: 8.1 min
  • Output Frequency: 50/60 Hz +/- 3 Hz
  • Battery Recharge Time: 3 hour(s)
  • Model #: SMX1000
PowerStar 2-PACK 12V 22Ah UPS Battery Replaces 20Ah Kung Long WP20-12
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  •  
  • $99.88 
  • Free Shipping
APC Smart-UPS SMT3000C Tower UPS Bundle with SmartConnect, and 16GB DataTraveler USB Drive
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APC Smart-UPS SMT3000C Tower UPS Bundle with SmartConnect, and 16GB DataTraveler USB Drive
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Series: Smart-UPS
  • Input Frequency: 50/60 Hz
  • Input Connection: NEMA L5-30P
  • Model #: 840104361115
PowerStar® Sealed Lead-Acid battery for APC BN600 12V, 9Ah
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  •  
  • $39.88 
  • Free Shipping
APC Smart-UPS SRT 6000VA RM with 208V to 120V 2U Step-Down Transformer
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APC Smart-UPS SRT 6000VA RM with 208V to 120V 2U Step-Down Transformer
  • Outlets: 1 x Hard Wire 3-wire (2PH + G) 12 x NEMA 5-20R 2 x NEMA L6-20R 2 x NEMA L6-30R
  • Output Voltage: 120 V AC 208 V AC
  • Parts: 3 Year
  • Model #: SRT6KRMXLT-5KTF
APC Back UPS PRO BK500 Tower UPS Bundle with 16GB DataTraveler USB Drive
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APC Back UPS PRO BK500 Tower UPS Bundle with 16GB DataTraveler USB Drive
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Series: Back-UPS
  • Input Frequency: 50/60 Hz
  • Input Connection: NEMA 5-15P
  • Model #: 840104361047
APC Back UPS PRO BK500BLK Tower UPS Bundle with 16GB DataTraveler USB Drive
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APC Back UPS PRO BK500BLK Tower UPS Bundle with 16GB DataTraveler USB Drive
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Series: Back-UPS
  • Input Frequency: 50/60 Hz
  • Input Connection: NEMA 5-15P
  • Model #: 840104361054
APC SMT1500R2X122 Smart-UPS, Line Interactive, 1500VA, Rackmount 2U, 120V, 6x NEMA 5-15R outlets, SmartSlot, AVR, LCD, with L5-15P
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APC SMT1500R2X122 Smart-UPS, Line Interactive, 1500VA, Rackmount 2U, 120V, 6x NEMA 5-15R outlets, SmartSlot, AVR, LCD, with L5-15P
  • Outlets: 6
  • Output Frequency: 57 - 63 Hz for 60 Hz nominal
  • Battery Recharge Time: 3 hour(s)
  • Series: Smart-UPS
  • Model #: SMT1500R2X122
APC Smart-UPS SC620 Tower UPS Bundle with 16GB DataTraveler USB Drive
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APC Smart-UPS SC620 Tower UPS Bundle with 16GB DataTraveler USB Drive
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Series: Smart-UPS
  • Input Frequency: 50/60 Hz
  • Input Connection: NEMA 5-15P
  • Model #: 840104361078

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