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Industrial power supplies: Reliable power supply for critical IT systems

Whether in manufacturing, data centers, or industrial control systems, industrial power supplies provide sensitive components with a continuous and stable power supply. Unlike standard PC power supplies, they are designed for continuous operation, extreme environmental conditions, and maximum reliability. At it-market, you will find tested power supplies for industrial and server applications, individually tailored to performance, design, and manufacturer.

More about industrial power supplies

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Cisco PWR-AC-DCM-MK1-2U

D9900 DCM 2RU MKI PSU, AC

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Meraki MA-INJ-5-EU

Meraki Multigigabit 802.3at PoE Injector (EU Plug)

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Alcatel-Lucent OS6850-BP

OS6850-BP modular 126W AC backup power supply. Provides backup power to one non-PoE switch. Ships with chassis connection cable and country specific power cord.

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Dell PC3524

Dell PowerConnect 3524 24-Port 10/100-Base-T 2 x Gigabit SFP+ 10/100/1000 Manageable Stackable Ethernet Switch

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Cisco UCSC-PSU1-1050W

Cisco UCS 1050W AC Power Supply for Rack Server

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Cisco NXA-PAC-1100W-PE

Nexus PoE AC 1100W PSU - Port Side Exhaust, Spare.

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Polycom 2200-40110-001

AC Power Kit for SoundStation IP 7000. Includes 100-240V, 1.5A, 48V/50W power supply, 6ft/1.8m power cord with NA plug and Power Insertion Cable.

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Cisco N35-F-PAC-PE2

Nexus 3550-F Fusion AC power supply, port-side exhaust.

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Cisco PWR-C49-300AC/2

Catalyst 4948 300-Watt AC Power Supply Redundant

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Juniper MX2000-PDM-AC-DELTA-BB

MX2000 3 Phase AC Delta Power Distribution Module, Base Bundle

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HPE 0957-2376

HP X332 575W 100-240VAC to 54VDC Modular Power Supply

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3Com 3CWX4400RPSA

Wireless LAN Controller Spare Power Supply WX4400

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Cisco HX-PSU1-770W

Cisco - Power supply - hot-plug / redundant (plug-in module) - 700 Watt - for Hyperflex System HX220c M5, HX220c M5 All Flash, HX240c M5 All Flash

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Avaya AL1905F03-E5

Power supply - redundant (plug-in module) - for Ethernet Routing Switch 5632FD, 5650TD, 5650TD-PWR, 5698TFD, 5698TFD-PWR

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Juniper UNIV-DC-PS-FIL

STRM 5000 NEBS DC Power Supply Filter

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Extreme 15603

EXTREME 15601 POWER SUPPLY

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Dell 0G6W6K

PWR SPLY,750W,RDNT,13G,DELTA.

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Lancom PSU-2.5A-EU-WHITE-BULK-10

LANCOM PSU 2.5A (EU, white, Bulk 10), 10 white LANCOM 230V, 2.5A PSUs, compatible with LANCOM LX-640X, LW-700 and LANCOM routers up to 2.5A, see datasheet

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Dell 928G4

DELL 65W AC ADAPTER DISC PROD SPCL SOURCING

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Cisco CP-PWR-DC8821

Cisco 8821 Desk Top Charger Power Supply

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Alcatel-Lucent 3KC50023AC

CA-AC PWR SPLY CA-CONTINENTAL EUROPE 16A

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Alcatel-Lucent 902898-90

900W AC backup power supply Provides PoE power (780W)

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Alcatel-Lucent PS-90W-AC

90W power AC backup power supply. Provides backup power to one non-PoE switch. Inserts into the backup power supply bay at the rear of the chassis.

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HPE R6J19A

HPE Alletra 6000 800W Spare Power Supply

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What types of power supplies are used in industrial environments?

Industrial applications place special demands on power supplies: temperature tolerance, shock resistance, EMC stability, and long service life are crucial.

Typical variants:

  • 24V power supply: Industry standard for control technology, PLC, and automation
  • 12V power supply: Used in embedded systems, surveillance solutions, and small control devices
  • ATX power supply / SFX power supply: For industrial PCs and servers, tailored to housing formats
  • 500–1500 watt power supplies: Powerful variants for servers and workstations with high loads

Pay attention to protective functions such as surge protection, short-circuit resistance, and redundant design for applications where interruptions are critical.

Power supplies for industrial PCs & servers – what power is required?

The power class depends on the energy requirements of the installed components:

  • 500-watt power supply to 600-watt power supply: For simple industrial PCs and control units
  • 650-watt power supply to 850-watt power supply: Standard for industrial workstations or servers with multiple drives
  • 1000 watt power supply to 1500 watt power supply: For high-performance systems, GPU servers, or redundant power supplies
  • Dell power supply / Cisco power supply / IBM power supply: OEM-compatible models for specific server platforms

A 750 watt power supply is often the best choice for scalable systems with performance reserves. 

Differences between industrial power supplies and standard PC power supplies


Feature
Industrial power supply
PC power supply
Continuous operation ✔ Designed for 24/7 operation ✘ Partially limited
Temperature range ✔ -20°C to +70°C possible ✘ Usually up to 40°C
Design & mounting options ✔ DIN rail, rack mount, open ✘ Enclosure-bound
EMC protection & certifications ✔ CE, UL, EN61000 ✘ Limited


Major manufacturers of industrial power supplies

At it-market, you can find tested power supplies from renowned manufacturers – compatible, powerful, and reliable: 

  • Dell power supply: For PowerEdge servers and Precision workstations 
  • Cisco power supply: For switches, routers, and network cabinets 
  • IBM power supply: For ThinkSystem or legacy-based server solutions 

Many universal industrial power supplies can also be used flexibly for different brands. 

Industrial power supplies: new, used, and refurbished at it-market

At it-market, you will find tested industrial power supplies for all common manufacturers and requirements. We offer new, used, and refurbished power supplies with tested quality. 

Benefit from: 

  • 3-year warranty for companies
  • Up to €2,500 buyer protection 
  • Short delivery times 

Do you have any questions? Our sales team is happy to answer your questions about IT hardware and IT remarketing.