All UPS Power Supplies

RSP Supply carries a full line of UPS power supplies designed to provide continuous, reliable power for critical systems during outages or voltage fluctuations. Uninterruptible power supplies (UPS) are essential for protecting sensitive electronic equipment from data loss, system downtime, and hardware damage caused by power interruptions.

A UPS power supply acts as both a power stabilizer and a battery backup. When utility power fails, the UPS automatically switches to its internal battery within milliseconds, ensuring uninterrupted operation or safe shutdown of connected equipment. This seamless transition prevents disruptions to critical systems in offices, manufacturing facilities, and data centers.

Beyond emergency backup, modern UPS units offer advanced monitoring and battery management capabilities. Many models integrate with power management software, allowing users to track battery health, monitor load capacity, and automate system shutdown protocols. These features make UPS power supplies invaluable not only for IT and industrial environments but also for home offices where reliability and data protection are essential.

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Found 450 items
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Normally In Stock
Phoenix Contact 1274117 Battery module UPS-BAT/PB/24DC/4AH
Free U.S Ground shipping
$293.63
$244.69
Normally In Stock
Power Stream PSTSP12AS DC UPS 12 VDC 3A WO/Battery
Free U.S Ground shipping
$99.75
$89.78
Normally In Stock
Phoenix Contact 2907066 Uninterruptible power supply QUINT4-UPS/24DC/24DC/10
Free U.S Ground shipping
$378.06
$315.05
Normally In Stock
Phoenix Contact 2866611 Uninterruptible power supply TRIO-UPS/1AC/24DC/ 5
Free U.S Ground shipping
$762.94
$635.78
Normally In Stock
Phoenix Contact 1274118 Battery module UPS-BAT/PB/24DC/7AH
Free U.S Ground shipping
$360.29
$300.24
Normally In Stock
Phoenix Contact 2320283 Uninterruptible power supply QUINT4-UPS/1AC/1AC/1KVA
Free U.S Ground shipping
$2436.13
$2030.11
Normally In Stock
Power Stream PSTSP24AS AC/DC UPS 24 VDC 1.5A WO/Battery
Free U.S Ground shipping
$99.75
$89.78
Normally In Stock
Power Stream PSTSP24AL AC/DC UPS 24 VDC 3A WO/Battery
Free U.S Ground shipping
$162.00
$145.80
Normally In Stock
Phoenix Contact 2906990 Uninterruptible power supply QUINT4-UPS/24DC/24DC/5
Free U.S Ground shipping
$333.58
$277.98
Normally In Stock
Phoenix Contact 2320225 Uninterruptible power supply QUINT-UPS/ 24DC/ 24DC/10
Free U.S Ground shipping
$631.67
$526.39
Normally In Stock
Phoenix Contact 2320212 Uninterruptible power supply QUINT-UPS/24DC/24DC/5
Free U.S Ground shipping
$560.34
$466.95
Normally In Stock
Phoenix Contact 1067327 Uninterruptible power supply QUINT4-UPS/1AC/1AC/500VA/USB
Free U.S Ground shipping
$1133.29
$944.41
Normally In Stock
Phoenix Contact 2907069 Uninterruptible power supply QUINT4-UPS/24DC/24DC/10/EIP
Free U.S Ground shipping
$578.21
$481.84
Normally In Stock
Phoenix Contact 2320270 Uninterruptible power supply QUINT-UPS/ 1AC/ 1AC/500VA
Free U.S Ground shipping
$1746.60
$1455.50
Normally In Stock
Phoenix Contact 2907074 Uninterruptible power supply QUINT4-UPS/24DC/24DC/20/EIP
Free U.S Ground shipping
$622.68
$518.90
Normally In Stock
Power Stream PSTSP12AL DC UPS 12 VDC 6A WO/Battery
Free U.S Ground shipping
$162.00
$145.80
Normally In Stock
Phoenix Contact 2320238 Uninterruptible power supply QUINT-UPS/ 24DC/ 24DC/20
Free U.S Ground shipping
$740.30
$616.92
Normally In Stock
Phoenix Contact 2907071 Uninterruptible power supply QUINT4-UPS/24DC/24DC/20
Free U.S Ground shipping
$433.64
$361.37
Normally In Stock
Phoenix Contact 2905907 Uninterruptible power supply UNO-UPS/24DC/24DC/60W
Free U.S Ground shipping
$339.94
$283.28
Normally In Stock
Phoenix Contact 1274520 Battery module UPS-BAT/PB/24DC/1.2AH
Free U.S Ground shipping
$267.30
$222.75
Normally In Stock
Phoenix Contact 2866569 Battery module MINI-BAT/12DC/2.6AH
Free U.S Ground shipping
$329.34
$274.45
Normally In Stock
Phoenix Contact 2866598 Uninterruptible power supply MINI-DC-UPS/12DC/4
Free U.S Ground shipping
$802.00
$668.33
Normally In Stock
Phoenix Contact 2866640 Uninterruptible power supply MINI-DC-UPS/24DC/2
Free U.S Ground shipping
$764.23
$636.86
Normally In Stock
Phoenix Contact 2320416 Battery module UPS-BAT/VRLA-WTR/24DC/13AH
Free U.S Ground shipping
$1180.68
$983.90
Normally In Stock
Phoenix Contact 2906991 Uninterruptible power supply QUINT4-UPS/24DC/24DC/5/USB
Free U.S Ground shipping
$378.06
$315.05
Normally In Stock
Phoenix Contact 2907072 Uninterruptible power supply QUINT4-UPS/24DC/24DC/20/USB
Free U.S Ground shipping
$455.89
$379.91
Normally In Stock
Phoenix Contact 2907067 Uninterruptible power supply QUINT4-UPS/24DC/24DC/10/USB
Free U.S Ground shipping
$422.53
$352.11
Normally In Stock
Phoenix Contact 2906994 Uninterruptible power supply QUINT4-UPS/24DC/24DC/5/EIP
Free U.S Ground shipping
$511.49
$426.24
Normally In Stock
PULS UB10-242 DIMENSION UPS Control Unit - 24 VDC, 15 Amp
Free U.S Ground shipping
$743.90
$619.92
Normally In Stock
Phoenix Contact 2907160 Uninterruptible power supply TRIO-UPS-2G/1AC/24DC/5
Free U.S Ground shipping
$513.71
$428.09
Normally In Stock
Phoenix Contact 2907161 Uninterruptible power supply TRIO-UPS-2G/1AC/24DC/10
Free U.S Ground shipping
$550.40
$458.67
Normally In Stock
Phoenix Contact 1081355 Battery module STEP-BAT/LI-ION/18.5DC/46WH
Free U.S Ground shipping
$259.02
$215.85
Normally In Stock
Phoenix Contact 1274119 Battery module UPS-BAT/PB/24DC/12AH
Free U.S Ground shipping
$507.97
$423.31
Normally In Stock
Phoenix Contact 1394727 Battery module TRIO-BAT/PB/24DC/12AH
Free U.S Ground shipping
$444.69
$264.74
Normally In Stock
Schneider Electric E3SOPT015 Easy UPS 3S Kirk Key Kit
Free U.S Ground shipping
$1203.11
$1002.59
Normally In Stock
Phoenix Contact 1394730 Battery module TRIO-BAT/PB/24DC/4AH
Free U.S Ground shipping
$296.46
$176.49
Normally In Stock
Phoenix Contact 1460923 Battery module UPS-BAT/LI/24DC/284WH
Free U.S Ground shipping
$1810.35
$1025.48
Normally In Stock
Phoenix Contact 1384031 Battery module TRIO-BAT/PB/24DC/7AH
Free U.S Ground shipping
$355.75
$211.80
Normally In Stock
Phoenix Contact 1348516 Battery module UPS-BAT/PB/24DC/20AH
Free U.S Ground shipping
$700.68
$583.90
Normally In Stock
Phoenix Contact 1354641 Battery module UPS-BAT/PB/24DC/40AH
Free U.S Ground shipping
$947.57
$789.64

FAQs

Q: What does a UPS power supply do?
A UPS power supply provides temporary backup power from its internal battery when utility power fails and protects connected equipment from surges, spikes, and brownouts.

Q: What are the main types of UPS systems?
The three main types are standby (offline), line-interactive, and online (double-conversion) UPS systems, each designed for different power quality and uptime requirements.

Q: How long can a UPS power connected equipment during an outage?
Backup duration depends on the UPS capacity and load, but typical systems can provide anywhere from a few minutes to several hours of runtime.

Q: Can UPS systems monitor battery health and performance?
Yes. Many modern UPS models feature built-in diagnostics and software interfaces that report battery condition, runtime, and power quality in real time.

Q: Where are UPS power supplies commonly used?
UPS systems are used in industrial automation, data centers, telecommunications, healthcare, home offices, and anywhere uninterrupted power is critical.

Why Buy UPS Power Supplies from RSP Supply

RSP Supply offers a comprehensive selection of UPS power supplies from trusted manufacturers, built to safeguard vital systems from outages and power disturbances. Our team helps match the right UPS configuration to your application; ensuring your equipment stays powered, protected, and productive. With fast shipping, competitive pricing, and expert support, RSP Supply is your partner in reliable power protection.