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Vertiv Liebert PSI5-3000RT120LITAAN PSI5 Lithium-Ion TAA UPS SNMP/Webcard 3000VA/2700W 120V Rack/Tower - Line Interactive UPS | Remote Management Capable | Longer Life, Lower TCO, Smaller and Lighter
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Vertiv Liebert PSI5-3000RT120LITAAN PSI5 Lithium-Ion TAA UPS SNMP/Webcard 3000VA/2700W 120V Rack/Tower - Line Interactive UPS | Remote Management Capable | Longer Life, Lower TCO, Smaller and Lighter

OUT OF STOCK

  • Outlets: 6 x 5-20R, 1 x L5-30R
  • Battery Run Time: Up to 8.9 minutes at full-load and 20 minutes at half-load
  • Series: Liebert PSI5
  • Input Voltage Range: Nominal: 120VAC / Range: 75-146VAC
  • Model #: PSI5-3000RT120LITAAN
  •  
  • $3,799.99 
  • Free Shipping
Minuteman EXR1000RT2UNC EXR 1000VA Tower/Rack/Wall Mountable UPS - 2U Tower/Rack/Wall Mountable - 2.50 Minute Stand-by - 120 V AC Input - 120 V AC Output - Single Phase - Sine Wave - Serial Port - USB
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  • $1,139.99 
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Minuteman EC1000LCD-NC Ecompass Series: true sine wave, Online UPS, tower, 1000VA/900W, 120V, power factor 0.9, (6) 5-15R fully protected outlets, with installed SNMP-NV6 card, extended runtime
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Minuteman EC1000LCD-NC Ecompass Series: true sine wave, Online UPS, tower, 1000VA/900W, 120V, power factor 0.9, (6) 5-15R fully protected outlets, with installed SNMP-NV6 card, extended runtime

OUT OF STOCK

  • Outlets: 6
  • Battery Run Time: Half Load: 10 min Full Load: 2 min
  • Output Frequency: 50/60Hz +/-0.2Hz unless synchronized to line
  • Battery Recharge Time: 8 hours to 90% from total discharge
  • Model #: EC1000LCD-NC
  •  
  • $1,399.99 
  • Free Shipping
Minuteman ED-3KTF 3KVA Isolation Transformer 208-24V In/120V Out
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Minuteman ED-3KTF 3KVA Isolation Transformer 208-24V In/120V Out

OUT OF STOCK

  • Brand: MINUTEMAN
  • International Version: 208V
  • Input Voltage Range: 208 - 240V
  • Output Voltage: 120V
  • Model #: ED-3KTF
  •  
  • $1,819.99 
  • Free Shipping
Minuteman EXR2000RT2UNC UPS AVR 2kVA/1800W 2U Rack/Wall/Twr Ext Run LCD w/ SNMP-NV6 card
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Minuteman EXR2000RT2UNC UPS AVR 2kVA/1800W 2U Rack/Wall/Twr Ext Run LCD w/ SNMP-NV6 card

OUT OF STOCK

  • Outlets: 9
  • Battery Run Time: Half Load: 13 Minute Full Load: 4.5 Minute
  • Brand: MINUTEMAN
  • Series: EXR SERIES
  • Model #: EXR2000RT2UNC
  •  
  • $1,999.99 
  • Free Shipping
Minuteman EC1000RTXL2UNC Encompass Series: high-end, true sine wave, Extended Runtime, Online UPS, rack/tower, 1000VA/900W, 120V, power factor 0.9, (6) Controllable 5-15R Battery & Surge-protected .
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Minuteman EC1000RTXL2UNC Encompass Series: high-end, true sine wave, Extended Runtime, Online UPS, rack/tower, 1000VA/900W, 120V, power factor 0.9, (6) Controllable 5-15R Battery & Surge-protected .

OUT OF STOCK

  • Outlets: 6
  • Battery Run Time: Half Load: 10 Minutes Full Load: 2 Minutes
  • Output Frequency: 50/60Hz, +/-6Hz
  • Brand: MINUTEMAN
  • Model #: EC1000RTXL2UNC
  •  
  • $1,499.99 
  • Free Shipping
APC Smart-UPS X 2000VA Tower/Rack Convertible UPS SMX2KR2UX145
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APC Smart-UPS X 2000VA Tower/Rack Convertible UPS SMX2KR2UX145

OUT OF STOCK

  • Output Frequency: 60 Hz
  • Brand: APC
  • Part Number: SMX2KR2UX145
  • VA Rating: 1920 VA
  • Model #: SMX2KR2UX145
Minuteman EC2000LCD-NC Encompass 2000VA Tower UPS - Tower - 3 Minute Stand-by - Serial Port - 8 x NEMA 5-15/20R Receptacle(s) - 8 x Battery/Surge Outlet
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Minuteman EC2000LCD-NC Encompass 2000VA Tower UPS - Tower - 3 Minute Stand-by - Serial Port - 8 x NEMA 5-15/20R Receptacle(s) - 8 x Battery/Surge Outlet

OUT OF STOCK

  • Outlets: 8
  • Battery Run Time: Half Load: 10 min Full Load: 3 min
  • Output Frequency: 50/60Hz +/-0.2Hz unless synchronized to line
  • Battery Recharge Time: 8 hours to 90% from total discharge
  • Model #: EC2000LCD-NC
  •  
  • $1,899.99 
  • Free Shipping
Minuteman Ecompass EC1500RT2UNC 1500VA Tower/Rack Mountable UPS - 2U Rack/Tower - 5 Minute Stand-by - 120 V AC Output - 6 x NEMA 5-15R Receptacle(s)
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Minuteman Ecompass EC1500RT2UNC 1500VA Tower/Rack Mountable UPS - 2U Rack/Tower - 5 Minute Stand-by - 120 V AC Output - 6 x NEMA 5-15R Receptacle(s)

OUT OF STOCK

  • Outlets: 6
  • Battery Run Time: Half Load: 15 min Full Load: 5 min
  • Output Frequency: 50/60Hz ±0.2Hz unless synchronized to line
  • Battery Recharge Time: 8 hours to 90% from total discharge
  • Model #: EC1500RT2UNC
Minuteman EXR1500RTHV EXR Series Line Interactive Uninterruptible Power Supply - Tower/Rack/Wall Mountable - 2.50 Minute Stand-by - 120 V AC Input - 120 V AC, 208 V AC Output - Single Phase
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  • $1,399.99 
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Minuteman EC3000LCD-NC Encompass 3000VA Tower UPS - Tower - 3 Minute Stand-by - Serial Port - 8 x NEMA 5-15/20R, 1 x NEMA L5-30R Receptacle(s) - 9 x Battery/Surge Outlet
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Minuteman EC3000LCD-NC Encompass 3000VA Tower UPS - Tower - 3 Minute Stand-by - Serial Port - 8 x NEMA 5-15/20R, 1 x NEMA L5-30R Receptacle(s) - 9 x Battery/Surge Outlet

OUT OF STOCK

  • Outlets: 9
  • Battery Run Time: Half Load: 10 min Full Load: 3 min
  • Output Frequency: 50/60Hz +/-0.2Hz unless synchronized to line
  • Battery Recharge Time: 8 hours to 90% from total discharge
  • Model #: EC3000LCD-NC
  •  
  • $2,299.99 
  • Free Shipping
Minuteman END1000RT2U-LNC Endurance Series: True sine wave, Online UPS with Lithium batteries, rack or tower installation formats, 1000VA/900W, 120V, power factor 0.9, (X) Controllable 5-15R Battery
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Minuteman END1000RT2U-LNC Endurance Series: True sine wave, Online UPS with Lithium batteries, rack or tower installation formats, 1000VA/900W, 120V, power factor 0.9, (X) Controllable 5-15R Battery

OUT OF STOCK

  • Output Frequency: 47 ~ 53 Hz or 57 ~ 63 Hz
  • Battery Recharge Time: 2 hours recover to 100% capacity @ 4A charging current
  • Brand: MINUTEMAN
  • International Version: 120V
  • Model #: END1000RT2U-LNC
  •  
  • $2,199.99 
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Minuteman END1500RT2U-LNC Endurance Series: True sine wave, Online UPS with Lithium batteries, rack or tower installation formats, 1500VA/1350W, 120V, power factor 0.9, (X) Controllable 5-15R Battery
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Minuteman END1500RT2U-LNC Endurance Series: True sine wave, Online UPS with Lithium batteries, rack or tower installation formats, 1500VA/1350W, 120V, power factor 0.9, (X) Controllable 5-15R Battery

OUT OF STOCK

  • Output Frequency: 47 ~ 53 Hz or 57 ~ 63 Hz
  • Battery Recharge Time: 2 hours recover to 100% capacity @ 4A charging current
  • Brand: MINUTEMAN
  • International Version: 120V
  • Model #: END1500RT2U-LNC
  •  
  • $2,599.99 
  • Free Shipping
Minuteman Endeavor ED10KTF 10000VA Tower UPS - Tower - AVR - 3 Minute Stand-by - 120 V AC, 230 V AC Input - 120 V AC, 208 V AC, 230 V AC, 240 V AC Output - Pure Sine Wave - LCD Display
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Minuteman Endeavor ED2000RTXL2UNC 2000VA Tower/Rack/Wall Mountable UPS-2U Tower/Rack/Wall Mountable - 4 Minute Stand-by - 120 V AC Input - 120 V AC Output-1 x NEMA L5-20R, 8 x NEMA 5-15/20R Receptacle
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Minuteman Endeavor ED2000RTXL2UNC 2000VA Tower/Rack/Wall Mountable UPS-2U Tower/Rack/Wall Mountable - 4 Minute Stand-by - 120 V AC Input - 120 V AC Output-1 x NEMA L5-20R, 8 x NEMA 5-15/20R Receptacle

OUT OF STOCK

  • Outlets: 9
  • Battery Run Time: Half Load: 12 min Full Load: 4 min
  • Output Frequency: 50/60Hz +/- 0.5Hz unless synchronized to line
  • Battery Recharge Time: 8 hours to 90% from total discharge
  • Model #: ED2000RTXL2UNC
Minuteman END2000RT2U-LNC Endurance Series: True sine wave, Online UPS with Lithium batteries, rack/tower installation formats, 2000VA/1800W, 120V, power factor 0.9, (X)Controllable 5-15/20R Battery
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Minuteman END2000RT2U-LNC Endurance Series: True sine wave, Online UPS with Lithium batteries, rack/tower installation formats, 2000VA/1800W, 120V, power factor 0.9, (X)Controllable 5-15/20R Battery

OUT OF STOCK

  • Output Frequency: 47 ~ 53 Hz or 57 ~ 63 Hz
  • Battery Recharge Time: 2 hours recover to 100% capacity @ 4A charging current
  • Brand: MINUTEMAN
  • International Version: 120V
  • Model #: END2000RT2U-LNC
  •  
  • $3,499.99 
  • Free Shipping
Minuteman PRO-RT PRO2000RT2U 2000VA Tower/Rack/Wall Mountable UPS - 2U Tower/Rack/Wall Mountable - 4 Minute Stand-by - 120 V AC Input - 120 V AC Output-6 x NEMA 5-15/20R,1 x NEMA L5-20R Receptacle(s)
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Minuteman PRO-RT PRO2000RT2U 2000VA Tower/Rack/Wall Mountable UPS - 2U Tower/Rack/Wall Mountable - 4 Minute Stand-by - 120 V AC Input - 120 V AC Output-6 x NEMA 5-15/20R,1 x NEMA L5-20R Receptacle(s)

OUT OF STOCK

  • Outlets: 7
  • Battery Run Time: 4 min at Full Load, 14 min at Half Load
  • Output Frequency: 60Hz +/- 6Hz.
  • Brand: MINUTEMAN
  • Model #: PRO2000RT2UNC
Minuteman EC1500LCD 1500 VA On-line Tower UPS with 6 0utlets - Tower - 5 Minute Stand-by - 120 V AC Input - 110 V AC, 120 V AC, 127 V AC Output - Serial Port - 6 x NEMA 5-15R Receptacle(s)
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Minuteman EC1500LCD 1500 VA On-line Tower UPS with 6 0utlets - Tower - 5 Minute Stand-by - 120 V AC Input - 110 V AC, 120 V AC, 127 V AC Output - Serial Port - 6 x NEMA 5-15R Receptacle(s)

OUT OF STOCK

  • Outlets: 6
  • Battery Run Time: Half Load: 15 min Full Load: 5 min
  • Output Frequency: 50/60Hz +/-0.2Hz unless synchronized to line
  • Battery Recharge Time: 8 hours to 90% from total discharge
  • Model #: EC1500LCD
Minuteman ED6KTF 6000VA/6000W true on-line, double-conversion UPS system with standard hardwired input and output.
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Minuteman ED6KTF 6000VA/6000W true on-line, double-conversion UPS system with standard hardwired input and output.

OUT OF STOCK

  • Brand: MINUTEMAN
  • Series: ENDEAVOR
  • International Version: 208V/240V
  • VA Rating: 6000VA
  • Model #: ED6KTF
Tripp Lite Smart Online Ups 3000Va 2700W 208/120V Step-Down Transformer 4U
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Tripp Lite Smart Online Ups 3000Va 2700W 208/120V Step-Down Transformer 4U

OUT OF STOCK

  • Battery Type: Valve Regulated Lead Acid (VRLA)
  • Model #: SU3000LCD2UHVTF
Minuteman 3000 VA On-line Tower UPS with 9 0utlets
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Minuteman 3000 VA On-line Tower UPS with 9 0utlets

OUT OF STOCK

  • Outlets: 9
  • Battery Run Time: Half Load: 10 min Full Load: 3 min
  • Output Frequency: 50/60Hz +/-0.2Hz unless synchronized to line
  • Battery Recharge Time: 8 hours to 90% from total discharge
  • Model #: EC3000LCD
Minuteman ED8KRT-8KTF2 UPS Online 208-240V 7.2KW,8KVA 120V Rack/Tower Endeavor 5-10KVA SE
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Minuteman ED8KRT-8KTF2 UPS Online 208-240V 7.2KW,8KVA 120V Rack/Tower Endeavor 5-10KVA SE

OUT OF STOCK

  • Outlets: 5
  • Battery Run Time: Half Load: 11 min Full Load: 3 min
  • Output Frequency: 50/60Hz, +/-0.1Hz
  • Brand: MINUTEMAN
  • Model #: ED8KRT-8KTF2
  •  
  • $13,999.99 
  • Free Shipping
Minuteman END3000RT2U-LNC Endurance Series: True sine wave, Online UPS with Lithium batteries, rack or tower installation formats, 3000VA/2700W, 120V, power factor 0.9, (X) Controllable 5-15/20R
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Minuteman END3000RT2U-LNC Endurance Series: True sine wave, Online UPS with Lithium batteries, rack or tower installation formats, 3000VA/2700W, 120V, power factor 0.9, (X) Controllable 5-15/20R

OUT OF STOCK

  • Output Frequency: 47 ~ 53 Hz or 57 ~ 63 Hz
  • Battery Recharge Time: 2 hours recover to 100% capacity @ 4A charging current
  • Brand: MINUTEMAN
  • International Version: 120V
  • Model #: END3000RT2U-LNC
  •  
  • $4,699.99 
  • Free Shipping
Minuteman ED-5KTF 5KVA Isolation Transformer 208-24V In/120V Out
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Minuteman ED-5KTF 5KVA Isolation Transformer 208-24V In/120V Out

OUT OF STOCK

  • Brand: MINUTEMAN
  • International Version: 208V
  • Input Voltage Range: 208 - 240V
  • Output Voltage: 120V
  • Model #: ED-5KTF
  •  
  • $5,299.99 
  • Free Shipping
Minuteman ED5KRT-5KTF UPS Online 208 - 240V - 4.5KW - 5KVA - 120V Rack/Tower Endeavor 5-10KVA SE
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Minuteman ED5KRT-5KTF UPS Online 208 - 240V - 4.5KW - 5KVA - 120V Rack/Tower Endeavor 5-10KVA SE

OUT OF STOCK

  • Outlets: 5
  • Battery Run Time: Half Load: 11 min Full Load: 3 min
  • Output Frequency: 50/60Hz, auto selecting, +/-3Hz (unless synchronized to utility)
  • Brand: MINUTEMAN
  • Model #: ED5KRT-5KTF
  •  
  • $5,395.99 
  • Free Shipping
Minuteman Ecompass EC3000RT2UNC 3000VA Tower/Rack Mountable UPS - 2U Rack/Tower - 3 Minute Stand-by - 120 V AC Output - 6 x NEMA 5-15/20R Receptacle(s)
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Minuteman Ecompass EC3000RT2UNC 3000VA Tower/Rack Mountable UPS - 2U Rack/Tower - 3 Minute Stand-by - 120 V AC Output - 6 x NEMA 5-15/20R Receptacle(s)

OUT OF STOCK

  • Outlets: 7
  • Battery Run Time: Half Load: 10 min Full Load: 3 min
  • Output Frequency: 50/60Hz +/- 0.2Hz unless synchronized to line
  • Battery Recharge Time: 8 hours to 90% from total discharge
  • Model #: EC3000RT2UNC

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