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Vertiv Liebert PSI5-3000SRT120LI PSI5 Lithium-Ion Short-Depth 3kVA 2700W 120V 3U Rack/Tower UPS - Li-Ion UPS | 120V | Line Interactive UPS| Remote Management Capable | With Programmable Outlets
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Vertiv Liebert PSI5-3000SRT120LI PSI5 Lithium-Ion Short-Depth 3kVA 2700W 120V 3U Rack/Tower UPS - Li-Ion UPS | 120V | Line Interactive UPS| Remote Management Capable | With Programmable Outlets
  • Series: Liebert PSI5
  • Input Voltage Range: Nominal: 120VAC / Range: 75-146VAC
  • Output Voltage: 120VAC Default; 100/110/115/125VAC User Selectable
  • Battery Type: Lithium Ion
  • Model #: PSI5_3000_SRT120_LI_
  •  
  • $7,820.99 –
CyberPower RB1270X4H Battery Kit
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Tripp Lite AVR Series UPS 12-Outlet Systems
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Tripp Lite AVR Series UPS 12-Outlet Systems
  • Weight: 16.2500
  • Model #: ETY4022670
  • $213.47 - $215.47
APC Smart-UPS SRT 92V 5kVA and 6kVA Battery Pack TAA  SRT192BPUS
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APC Smart-UPS SRT 92V 5kVA and 6kVA Battery Pack TAA SRT192BPUS
  • Part Number: SRT192BPUS
  • Battery Type: Lead Acid Battery
  • Dimensions: Width: 5.12 Inch Depth: 26.89 Inch Height: 17.01 Inch
  • Model #: SRT192BPUS
CyberPower CP900AVR 900 VA 560 Watts UPS
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Refurbished CyberPower CP900AVR 900 VA 560 Watts UPS
  • Outlets: 8
  • Battery Run Time: Runtime at Half Load: 12 minutes Runtime at Full Load: 3 minutes
  • Output Frequency: 60 Hz +/- 1%
  • Battery Recharge Time: 8 Hour(s)
  • Model #: CP900AVR
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  • $394.10 –
  • Free Shipping
APC SRT1000XLA Smart-UPS SRT 1000VA 900W 120v Double-Conversion On-Line Rackmount Power Battery Backup
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Refurbished APC SRT1000XLA Smart-UPS SRT 1000VA 900W 120v Double-Conversion On-Line Rackmount Power Battery Backup
  • Outlets: 6
  • Battery Run Time: At Full load: 10.5 minutes At Half Load: 25.4 minutes
  • Output Frequency: 50/60 Hz +/- 3 Hz
  • Battery Recharge Time: 3 Hour(s)
  • Model #: SRT1000RMXLA
  •  
  • $1,220.04 –
  • Free Shipping
APC Smart-UPS SRT 3000VA RM 230V
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APC Smart-UPS SRT 3000VA RM 230V
  • Output Voltage: 230 V AC
  • Battery Type: Sealed Lead Acid
  • Parts: 3 Year
  • Model #: SRT3000RMXLI
UISP Power Professional.
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UISP Power Professional.
  • Weight: 6.1900
  • Model #: UISP-P-PRO
  •  
  • $748.48 –
  • Free Shipping
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 ...
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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
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  • $1,258.60 –
  • Free Shipping
APC BN1500M2 Back-UPS Pro, 1500VA, Tower, 120V, 10 NEMA 5-15R outlets, LCD, 1 USB Type C + 1 USB Type A ports - External - 16 Hour Recharge - 3.10 Minute Stand-by - 120 V Input - 120 V AC Output
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APC BN1500M2 Back-UPS Pro, 1500VA, Tower, 120V, 10 NEMA 5-15R outlets, LCD, 1 USB Type C + 1 USB Type A ports - External - 16 Hour Recharge - 3.10 Minute Stand-by - 120 V Input - 120 V AC Output
  • Outlets: 10
  • Battery Run Time: Run Time at Full Load: 3.12 mins Run Time at Half Load: 11.37 mins
  • Output Frequency: 60 Hz +/- 3 Hz sync to mains
  • Battery Recharge Time: 16 Hours
  • Model #: BN1500M2
  •  
  • $383.10 –
  • Free Shipping
APC SMX3000HVNC Smart-UPS 3000 VA Tower / Rack Mountable UPS
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APC SMX3000HVNC Smart-UPS 3000 VA Tower / Rack Mountable UPS
  • Output Frequency: 50 / 60 Hz +/- 3 Hz
  • Series: Smart-UPS
  • International Version: 208V, 230V
  • Input Voltage Range: 140 - 280V
  • Model #: SMX3000HVNC
APC BGM1500-US Back-UPS Pro for Gaming, 1500VA/900W, Tower, 120V, 10x NEMA 5-15R outlets, RGB Lights, Pure Sine Wave, Arctic (White) - Tower - AVR - 16 Hour Recharge - 120 V Input - 120 V AC Output
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APC BGM1500-US Back-UPS Pro for Gaming, 1500VA/900W, Tower, 120V, 10x NEMA 5-15R outlets, RGB Lights, Pure Sine Wave, Arctic (White) - Tower - AVR - 16 Hour Recharge - 120 V Input - 120 V AC Output
  • Outlets: 6 NEMA 5-15R, 4 NEMA 5-15R surge
  • Battery Run Time: Half Load (450W): Approximately 14 minutes Full Load (900W): Approximately 4 minutes
  • Brand: APC
  • Part Number: BGM1500-US
  • Model #: BGM1500-US
Eaton 9PX 9PX2000RTN-L Lithium ion UPS, 2U, 2000 VA, 1800W, 5-20P Input, Outputs: (6) 5-20R, (1) L5-20R, 120V, Includes Network Card
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Eaton 9PX 9PX2000RTN-L Lithium ion UPS, 2U, 2000 VA, 1800W, 5-20P Input, Outputs: (6) 5-20R, (1) L5-20R, 120V, Includes Network Card
  • Series: 9PX UPS
  • International Version: 120V default (100/110/120/125V)
  • Input Frequency: 60 Hz: 50-70 Hz, 50 Hz: 40-60 Hz
  • Input Connection: 5-20P
  • Model #: 9PX2000RTN-L
APC SMX2200HV 2200 VA 1980 Watts UPS
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APC SMX2200HV 2200 VA 1980 Watts UPS
  • Battery Recharge Time: 3 hour(s)
  • Input Voltage Range: AC 230 V 70 V AC to 153 V AC Mains Operation 75 V AC to 154 V AC Adjustable Mains Operation
  • Input Frequency: 50/60 Hz +/- 3 Hz (auto sensing)
  • Output Voltage: AC 230 V ( 47 - 53 / 57-63 Hz )
  • Model #: SMX2200HV
APC SMT1500IC 1.5 kVA 1.0 KWatts 1500VA LCD 230V with SmartConnect
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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 SMT1500RMI2UC 1500 VA 1000 Watts Smart-UPS 1500VA LCD RM 2U 230V with SmartConnect
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APC SMT1500RMI2UC 1500 VA 1000 Watts Smart-UPS 1500VA LCD RM 2U 230V with SmartConnect
  • Output Frequency: 50/60 Hz +/- 3 Hz
  • Battery Recharge Time: 3 hours
  • Input Voltage Range: 160 - 286V
  • Input Frequency: 50/60 Hz +/- 3 Hz (auto sensing)
  • Model #: SMT1500RMI2UC
APC by Schneider Electric Smart-UPS X 1920VA Rack/Tower UPS SMX2KR2UNCX145
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Tripp Lite SmartPro LCD 120V 1000VA 500W Line-Interactive UPS SMART1000LCDTNC
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Tripp Lite SmartPro LCD 120V 1000VA 500W Line-Interactive UPS SMART1000LCDTNC
  • Brand: TRIPP LITE
  • Parts: 3 Year
  • Model #: SMART1000LCDTNC
APC SUA5000RMT5U 5000 VA 4000 Watts UPS
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APC SUA5000RMT5U 5000 VA 4000 Watts UPS
  • Outlets: 4
  • Battery Recharge Time: 3 hour(s)
  • Series: Smart-UPS
  • International Version: 208V
  • Model #: SUA5000RMT5U
APC by Schneider Electric Smart-UPS 1.5kVA 120V RM SHIPBOARD - AVR - 3 Hour Recharge - 7 Minute Stand-by - 120 V Input - 120 V AC Output - Serial Port - 6 x NEMA 5-15R - TAA - SMT1500RMX93
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APC by Schneider Electric Smart-UPS 1.5kVA 120V RM SHIPBOARD - AVR - 3 Hour Recharge - 7 Minute Stand-by - 120 V Input - 120 V AC Output - Serial Port - 6 x NEMA 5-15R - TAA - SMT1500RMX93
  • Outlets: 6x NEMA 5-15R, 6x Battery/Surge Outlet
  • Battery Run Time: 7 min
  • Battery Recharge Time: 3 hours
  • Brand: APC
  • Model #: SMT1500RMX93
APC Smart-UPS SRT 96V 3kVA RM Battery Pack - 96 V DC - Lead Acid - Maintenance-free/Sealed/Leak Proof - Hot Swappable - 5 Year Maximum Battery Life - TAA   SRT96RMBPUS
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APC Smart-UPS SRT 96V 3kVA RM Battery Pack - 96 V DC - Lead Acid - Maintenance-free/Sealed/Leak Proof - Hot Swappable - 5 Year Maximum Battery Life - TAA SRT96RMBPUS
  • Series: Smart-UPS
  • Part Number: SRT96RMBPUS
  • Package Contents: Smart-UPS SRT 96V 3kVA RM Battery Pack TAA Rack Mounting Brackets User Manual Warranty Card
  • Model #: SRT96RMBPUS
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  • $3,094.50 –
  • Free Shipping
Eaton 9PX 9PX3000RTN-L Lithium ion UPS, 2U, 3000VA, 2400W, L5-30P Input, Outputs: (6) 5-20R, (1) L5-30R, 120 V, Network Card Included
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Eaton 9PX 9PX3000RTN-L Lithium ion UPS, 2U, 3000VA, 2400W, L5-30P Input, Outputs: (6) 5-20R, (1) L5-30R, 120 V, Network Card Included
  • Series: 9PX UPS
  • International Version: 120V default (100/110/120/125V)
  • Input Frequency: 60 Hz: 50-70 Hz, 50 Hz: 40-60 Hz
  • Input Connection: L5-30P
  • Model #: 9PX3000RTN-L
APC BVN900M1  Back UPS, 900VA/480W, Floor/Wall Mount 120V, 9x NEMA 5-15R outlets, USB Type A Port
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  •  
  • $292.35 –
  • Free Shipping
APC BE650G 650 VA 390 Watts 8 Outlets UPS (Replaced by BE650G1)
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APC BE650G 650 VA 390 Watts 8 Outlets UPS (Replaced by BE650G1)
  • Outlets: 8
  • Battery Run Time: Typical Backup Time at Half Load: 13.1 minutes (195 Watts) Typical Backup Time at Full Load: 3.8 minutes (390 Watts)
  • Battery Recharge Time: 16 hour(s)
  • Output Voltage: 120V
  • Model #: BE650G
  •  
  • $286.20 –
  • Free Shipping
APC Smart-UPS 2200VA LCD 120V US
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APC Smart-UPS 2200VA LCD 120V US
  • Outlets: 10
  • Output Frequency: 50/60Hz +/- 3 Hz
  • Battery Recharge Time: 3 hour(s)
  • Series: Smart-UPS
  • Model #: SMT2200US
APC Smart-UPS Ultra On-Line 10000VA 1200W 208V Rack Tower 4U w/ Network Card UPS SRTL10KRM4UT
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  •  
  • $27,264.16 –
  • 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
  • Brand: MINUTEMAN
  • International Version: 208V
  • Input Voltage Range: 208 - 240V
  • Output Voltage: 120V
  • Model #: ED-3KTF
  •  
  • $2,729.99 –
  • Free Shipping

Bestselling Battery Backup (UPS) Reviews:

Michael S.
8/11/2026 8:06:48 AM
This UPS worked as expected.

“ I've been using APC UPS' for over 20 years and they never disappoint. ”

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
Alvin L.
12/29/2025 7:06:33 AM
Great UPS

“ Without a UPS my PC and internet would go out daily, often multiple times a day. ”

CyberPower SL950U Standby UPS System, 950VA/510W, 8 Outlets, USB Charge Ports
Hiram N.
12/14/2025 12:26:13 PM
Overall good product

“ This is a review after owning and using this UPS for roughly 2 years now, and I must say, I am very satisfied, this has saved my pc from data loss countless times all without fail, I've only had a few issues as stated in cons, but overall, I am happy I made this investment, at the time of spending was a no-brainer to protect a + dollar pc setup. ”

APC BX1000M Back-UPS 1000, Compact Tower, 1000VA, 120V, AVR, LCD, 8 NEMA outlets (4 surge) - Tower - AVR - 12 Hour Recharge - 4.30 Minute Stand-by - 120 V Input - 120 V AC Output -4 x NEMA 5-15R Surge
Simon A
11/12/2025 1:47:22 PM
So far so good, works with UNRAID; but not with Synology DSM

“ Seems a decent compact 900VA UPS ”

Tripp Lite INTERNET900U Internet Office 900 VA 480 Watts 12 Outlets Standby UPS for PCs
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. It's perfectly adequate for any PC. ”

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
Freddy S.
7/22/2025 3:14:52 AM
I've Wanted a UPS forever and it is great!

“ As pieces of equipment that hardly ever do anything visible to actually make things better go, this is the one I am by far the happiest with. ”

CyberPower CP1500PFCLCD PFC Sinewave UPS Systems - 1500VA/1000W, 120 VAC, NEMA 5-15P, Mini-Tower, Sine Wave, 12 Outlets, LCD, PowerPanel
John B.
3/12/2025 4:42:55 PM
Plugged it in and it worked

“ I've only had it a couple of weeks, but I've already had a 7 hour power failure, and this UPS did exactly what I expected. ”

CyberPower CP1500PFCLCD PFC Sinewave UPS Systems - 1500VA/1000W, 120 VAC, NEMA 5-15P, Mini-Tower, Sine Wave, 12 Outlets, LCD, PowerPanel
Anonymous
2/17/2025 12:50:03 AM
Reliable

“ Haven't had my PC randomly shut down since with power flickers or outages. ”

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