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BEST SELLERS

In Battery Backup (UPS)

Our most popular products, based on sales and updated frequently.
81
CyberPower RB1290 UPS Replacement Battery Cartridge - 1 X 12 V / 9 Ah Sealed Lead-Acid Battery
CyberPower RB1290 UPS Replacement Battery Cartridge - 1 X 12 V / 9 Ah Sealed Lead-Acid Battery
  • Type: Battery Unit
  • Compatibility: CyberPower CP1000AVRLCD UPS
  • Specifications: Battery Type: Sealed Lead-Acid Battery Size: 12V/9AH User Replaceable: Yes Number of Batteries: 1
  • Dimensions: 3.86" x 5.94" x 2.56" (H x W x D)
  • Model #: RB1290
  • Item #: N82E16842102193
  • Return Policy: Manufacturer Only Return Policy
$62.95
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Same overall size as the RB1270 (which was the original battery), but slightly higher AH rating.

82
Minuteman EN900LGU Enspire-G  900VA Compact/Desktop/Floor/Wall Mountable UPS - Compact/Desktop/Floor/Wall Mountable - 3 Minute Stand-by - 120 V AC Input - 120 V AC Output - Stepped Sine Wave - USB
Minuteman EN900LGU Enspire-G 900VA Compact/Desktop/Floor/Wall Mountable UPS - Compact/Desktop/Floor/Wall Mountable - 3 Minute Stand-by - 120 V AC Input - 120 V AC Output - Stepped Sine Wave - USB
  • Outlets: 10
  • Battery Run Time: 3 min Full Load / 11 min Half Load
  • Brand: MINUTEMAN
  • Series: ENSPIRE-G
  • Model #: EN900LGU
  • Item #: N82E16842123182
  • Return Policy: Manufacturer Only Return Policy
$152.99
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83
CyberPower PFC Sinewave CP700PFCRM1U 700VA Rack-mountable UPS - 1U Rack-mountable - AVR - 8 Hour Recharge - 1.50 Minute Stand-by - 120 V AC Input - 120 V AC Output - Sine Wave - Serial Port - USB
CyberPower PFC Sinewave CP700PFCRM1U 700VA Rack-mountable UPS - 1U Rack-mountable - AVR - 8 Hour Recharge - 1.50 Minute Stand-by - 120 V AC Input - 120 V AC Output - Sine Wave - Serial Port - USB
  • Outlets: 6
  • Battery Run Time: Runtime at Full Load: 1.5 min Runtime at Half Load: 10.5 min
  • Battery Recharge Time: 8 Hours
  • Series: PFC Sinewave UPS Series
  • Model #: CP700PFCRM1U
  • Item #: N82E16842102447
  • Return Policy: Manufacturer Only Return Policy
$50 GC w/ Purchase
$399.95
Free Shipping
84
Eaton 5P1500, 1440VA 1100 Watts 8 Outlets Tower UPS
Eaton 5P1500, 1440VA 1100 Watts 8 Outlets Tower UPS
  • Outlets: 8
  • International Version: 120V
  • Input Voltage Range: 89V AC to 151V AC Adjustable
  • Input Frequency: 50/60 Hz (auto-sensing)
  • Model #: 5P1500
  • Item #: 9SIA0ZXK087922
  • Return Policy: View Return Policy
$690.01
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We moved into an area with massive trees and all aerial power infrastructure. This unit has already responded dozens of times to power sags and intermittent outages from storms. Responds incredibly quickly, no issues on downstream devices whatsoever. I over-provisioned which gives me plenty of runtime.

85
CyberPower PFC Sinewave CP1500PFCRM1U 1500VA Rack-mountable UPS - 1U Rack-mountable - AVR - 8 Hour Recharge - 1.60 Minute Stand-by - 120 V AC Input - 120 V AC Output - Sine Wave - Serial Port - USB -
CyberPower PFC Sinewave CP1500PFCRM1U 1500VA Rack-mountable UPS - 1U Rack-mountable - AVR - 8 Hour Recharge - 1.60 Minute Stand-by - 120 V AC Input - 120 V AC Output - Sine Wave - Serial Port - USB -
  • Outlets: 6
  • Battery Run Time: Runtime at Full Load: 1.6 min Runtime at Half Load: 10 min
  • Battery Recharge Time: 8 Hours
  • Input Voltage Range: 88 - 144V
  • Model #: CP1500PFCRM1U
  • Item #: N82E16842102445
  • Return Policy: Manufacturer Only Return Policy
$70 GC w/ Purchase
$689.95
Free Shipping
86
APC SMT1000RM2UC 1000 VA 700 Watts 120V 6 Outlets Pure Sinewave Smart-UPS with SmartConnect (Replaces SMT1000RM2U)
APC SMT1000RM2UC 1000 VA 700 Watts 120V 6 Outlets Pure Sinewave Smart-UPS with SmartConnect (Replaces SMT1000RM2U)
  • Outlets: 6
  • Battery Run Time: At Full load: 9 Minutes
  • Output Frequency: 47 - 53 Hz
  • International Version: 120V
  • Model #: SMT1000RM2UC
  • Item #: 9SIA6ZPK9V6185
  • Return Policy: View Return Policy
$677.70
88
CyberPower CP685AVRLCD Intelligent LCD UPS Systems - 685VA/390W, 120 VAC, NEMA 5-15P, Compact, 8 Outlets, LCD, PowerPanel Personal
CyberPower CP685AVRLCD Intelligent LCD UPS Systems - 685VA/390W, 120 VAC, NEMA 5-15P, Compact, 8 Outlets, LCD, PowerPanel Personal
  • Outlets: 8
  • Battery Run Time: 10 min at Half Load 2 min at Full Load
  • Input Voltage Range: 90 - 140V
  • Input Frequency: 60 Hz +/- 3 Hz
  • Model #: CP685AVRLCD
  • Item #: N82E16842102109
  • Return Policy: Manufacturer Only Return Policy
$127.95
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The cheapest USP with cable internet/TV support

89
Tripp Lite series SmartPro 3000VA 3000W 120V Line-Interactive Sine Wave UPS - 7 Outlets, Extended Run, Network Card Option, LCD, USB, DB9, 2U Rack/Tower (SMART3000RMXL2U)
Tripp Lite series SmartPro 3000VA 3000W 120V Line-Interactive Sine Wave UPS - 7 Outlets, Extended Run, Network Card Option, LCD, USB, DB9, 2U Rack/Tower (SMART3000RMXL2U)
  • Outlets: 7
  • Battery Run Time: Full Load: 3 min. (3000W) Half Load: 9 min. (1500W)
  • Output Frequency: 50 / 60 Hz
  • Battery Recharge Time: Less than 5 hours from 10 to 90% (typical, full load discharge)
  • Model #: SMART3000RMXL2U
  • Item #: N82E16842111284
  • Return Policy: Manufacturer Only Return Policy
$2,005.99
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90
EATON 5S1500G 1500 VA 900 Watts 8 Outlets UPS
EATON 5S1500G 1500 VA 900 Watts 8 Outlets UPS
  • Outlets: 8
  • Input Voltage Range: 175 V AC to 275 V AC 230 V AC Nominal
  • Input Frequency: 50/60 Hz
  • Input Connection: (1) IEC-320-C14
  • Model #: 5S1500G
  • Item #: N82E16842302723
  • Return Policy: Manufacturer Only Return Policy
$319.99
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91
APC SMT1500IC 1.5 kVA 1.0 KWatts 1500VA LCD 230V with SmartConnect
APC Smart-UPS SMT1500IC 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
  • Item #: 9SIBSWCKVV6063
  • Return Policy: View Return Policy
$930.99
$944.00
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92
NPP High Rate FR HR1234W (F2, 2Pcs) 204Watts High Rate Battery Replace 12V 9Ah 12V 34Watts/Cell AGM Sealed Lead Acid Rechargeable Battery for APC Back-UPS Flame Retardant UPS Battery
NPP High Rate FR HR1234W (F2, 2Pcs) 204Watts High Rate Battery Replace 12V 9Ah 12V 34Watts/Cell AGM Sealed Lead Acid Rechargeable Battery for APC Back-UPS Flame Retardant UPS Battery
  • Specifications: Nominal Voltage: 12 volt / HR1234W Rated Capacity (20 hour rate): 9/9.5 amp
  • Part Number: NPP-HR1234W
  • Feature: AGM Sealed Lead Acid Rechargeable Battery for APC Back-UPS Flame Retardant UPS Battery
  • Model #: NPP-HR1234W
  • Item #: 9SIBX0VKEA3419
  • Return Policy: View Return Policy
$49.99
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93
APC Smart-UPS 3000VA LCD RM 2U 120V with Network Card
APC Smart-UPS 3000VA LCD RM 2U 120V with Network Card
  • Outlets: 8
  • Output Frequency: 50/60 Hz +/- 3 Hz
  • Battery Recharge Time: 3 hour(s)
  • International Version: 120V
  • Model #: SMT3000RM2UNC
  • Item #: 9SIA25VK9S7563
  • Return Policy: View Return Policy
$2,024.17
$2,045.54
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It's attractive looking unit with an improved LCD display that's an improvement over the LED lights on previous models.

94
APC SMT2200RM2UC Smart-UPS, Line Interactive, 2200VA, Rackmount 2U, 120V, 6x NEMA 5-15R+2x NEMA 5-20R outlets, SmartConnect Port+SmartSlot, AVR, LCD
APC SMT2200RM2UC Smart-UPS, Line Interactive, 2200VA, Rackmount 2U, 120V, 6x NEMA 5-15R+2x NEMA 5-20R outlets, SmartConnect Port+SmartSlot, AVR, LCD
  • Outlets: 8
  • Battery Run Time: At Full load: 5 Minutes
  • Output Frequency: 47 - 53 Hz
  • International Version: 120V
  • Model #: SMT2200RM2UC
  • Item #: N82E16842301693
  • Return Policy: Manufacturer Only Return Policy
$1,940.99
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Many things in menu, runs silent most of the time

95
APC SMC1500C Smart-UPS C, Line Interactive, 1440VA, Tower, 120V, 8x NEMA 5-15R outlets, SmartConnect port, USB and Serial communication, AVR, Graphic LCD
APC SMC1500C Smart-UPS C, Line Interactive, 1440VA, Tower, 120V, 8x NEMA 5-15R outlets, SmartConnect port, USB and Serial communication, AVR, Graphic LCD
  • Outlets: 8
  • Battery Run Time: Full load: 7.8 Minutes Half load: 20.4 Minutes
  • Output Frequency: 50/60 Hz +/- 3 Hz Sync to mains
  • Battery Recharge Time: 3 hour(s)
  • Model #: SMC1500C
  • Item #: 9SIA2TNKC84829
  • Return Policy: View Return Policy
Save 14%
$596.99
$696.99
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I like the fact that I can plug my high end computer into the APC SMC1500C along with my monitor, printer and other components into it and still not having to max out the total power consumption. I like the way the screen is so I can read what I need to see the UPS is working properly.

96
CYBERPOWER SYSTEMS (USA), INC. SL700U STANDBY, 8 X NEMA 5-15R, NEMA 5-15P W/5 FT CORD, USB CHARGE PORTS, 3YR WTY
CYBERPOWER SYSTEMS (USA), INC. SL700U STANDBY, 8 X NEMA 5-15R, NEMA 5-15P W/5 FT CORD, USB CHARGE PORTS, 3YR WTY
  • Outlets: 8
  • Battery Run Time: Runtime at Full Load: 2 minutes Runtime at Half Load: 9 minutes
  • Battery Recharge Time: 8 Hours
  • Series: Standby Series
  • Model #: SL700U
  • Item #: 2FT-0008-003C9
  • Return Policy: Manufacturer Only Return Policy
$89.95
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This UPS was a great solution to support networking equipment (modem, router, switch) that I installed in my basement. It has lots of outlets and the size of the unit was perfect for mounting on the network wall panel.

97
Tripp Lite VR550U Series 550VA 300W Line-Interactive UPS -8 NEMA 5-15R Outlets, AVR, 120V, 50/60 Hz, USB, Desktop/Wall Mount - Ultra-compact Desktop/Tower/Wall Mount-AVR - 8Hour Recharge -120 V AC
Tripp Lite VR550U Series 550VA 300W Line-Interactive UPS -8 NEMA 5-15R Outlets, AVR, 120V, 50/60 Hz, USB, Desktop/Wall Mount - Ultra-compact Desktop/Tower/Wall Mount-AVR - 8Hour Recharge -120 V AC
  • Outlets: 8
  • Battery Run Time: 3 minutes
  • Battery Recharge Time: 2-4 hours to 90%
  • Output Voltage: 120Vac +/- 5%
  • Model #: AVR550U
  • Item #: N82E16842111031
  • Return Policy: Manufacturer Only Return Policy
$90.99
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These seem to work with our generator. This is my UPS of choice at this point.

98
Apc By Schneider Electric Smart-Ups 500Va Rack/Floor Mountable Ups
Apc By Schneider Electric Smart-Ups 500Va Rack/Floor Mountable Ups
  • Battery Type: Lithium Ion
  • Weight: 12.7
  • Parts: 5 Year
  • Model #: SCL500RM1UC
  • Item #: 9SIBSWCKKY1821
  • Return Policy: View Return Policy
$494.99
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99
CyberPower CP900AVR AVR UPS Systems - 900VA/560W, 120 VAC, NEMA 5-15P, Mini-Tower, 10 Outlets, PowerPanel
CyberPower CP900AVR AVR UPS Systems - 900VA/560W, 120 VAC, NEMA 5-15P, Mini-Tower, 10 Outlets, PowerPanel
  • 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
  • Item #: N82E16842102042
  • Return Policy: Manufacturer Only Return Policy
$159.95
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Very good design and I am happy that I bought it. I would buy another.

100
EATON 5SC500 500 VA 350 W UPS
EATON 5SC500 UPS
  • Outlets: 4
  • Input Connection: (1) NEMA 5-15P
  • Outlet Type: 4 x NEMA 5-15R
  • Interface Port: RS-232, USB
  • Model #: 5SC500
  • Item #: 9SIAFJ86WS1600
  • Return Policy: View Return Policy
$239.69
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Tons of capacity. Easy to use. Easy to set up. Plenty of plugs.