Desktop Power Supplies

A desktop power supply is a PSU (Power Supply Unit) that has been designed for small deveices such as laptops and CCTV cameras. These PSU's connects to a mains power supply and is used to power your laptop or PC.

RS Components have a great range of high-quality power supplies that are ideal as a main power source in desktop applications or as a backup power supply that you can easily pack away in your bag until you need it. Our PSU offer has various output voltages, currents, wattages, and cable lengths to meet all your requirements.


How do power supplies work?

PC power supply devices act as the conduit between your mains power supply and your desktop device. It facilitates the electrical interaction that gives your device power and the ability to operate.

Features include:

  • Highly efficient
  • Long shelf life
  • LED power indicators available to let you know if your device is charging or idle
  • Different lead lengths available
  • Fully enclosed plastic casing
  • Small, compact and neat
  • Energy saving properties in some power supplies
  • Mounting types such as desktop, or wall plugs available

Where might I use a desktop power supply?

  • For your home PC or Laptop
  • At work
  • Medical equipment
  • Military applications
  • Speakers
  • Charger
  • CCTV cameras
  • Lights

...
Read more Read less

Filters

Viewing 1 - 20 of 774 products
Results per page
Description Price Input Voltage Range Output Voltage Rating Output Current Range Rated Output Power Input Connector Number of Outputs Output Connection Type Plug Type Medical Approved Load Regulation Range Cable Length Efficiency Energy Efficiency Level Holdup Time
RS Stock No. 188-769
BrandRS PRO
€25.93
Each
units
100 → 240 V ac 12V dc 5A 60W IEC320-C14 1 2.1 x 5.5 x 11 mm Centre Positive C14 - ±3% 1000mm 87% V -
RS Stock No. 188-781
BrandRS PRO
€31.72
Each
units
100 → 240 V ac 24V dc 2.5A 60W IEC320-C14 1 2.1 x 5.5 x 11 mm Centre Positive C14 - ±3% 1000mm 87% V -
RS Stock No. 125-4245
BrandRS PRO
€25.80
Each
units
90 → 264 V ac 12V dc 0 → 3.5A 42W - 1 - UK - - 1800mm 75% VI -
RS Stock No. 125-4243
BrandRS PRO
€18.62
Each
units
90 → 264 V ac 24V dc 0 → 0.5A 12W - 1 2.1mm Jack Plug UK - - 1800mm 78% VI -
RS Stock No. 904-8486
BrandRS PRO
€22.40
Each
units
100 → 240 V ac 12V dc 3A 36W C14 1 1.75 x 4.75 x 11 mm Centre Positive Female Coaxial Plug, 2.1 x 5.5 x 10.5 mm Centre Positive Female Coaxial Plug, 2.5 x 5.5 x 12.5 mm Centre Positive Female Coaxial Plug, 3 x 6.3 x 12 mm Centre Positive Female Coaxial Plug C14 - ±5% - - VI ≥8.3ms
RS Stock No. 124-2208
BrandRS PRO
€39.24
Each
units
90 → 264 V ac 5 x 5V dc 0 → 8A 40W - 5 USB European Plug - - - - VI 20ms
RS Stock No. 125-4244
BrandRS PRO
€17.08
Each
units
90 → 264 V ac 12V dc 0 → 1A 12W - 1 2.1mm Jack Plug European Plug - - 1800mm 78% VI -
RS Stock No. 904-8503
BrandRS PRO
€37.38
Each
units
100 → 240 V ac 24V dc 3A 72W C14 1 1.75 x 4.75 x 11 mm Centre Positive Female Coaxial Plug, 2.1 x 5.5 x 10.5 mm Centre Positive Female Coaxial Plug, 2.5 x 5.5 x 12.5 mm Centre Positive Female Coaxial Plug, 3 x 6.3 x 12 mm Centre Positive Female Coaxial Plug C14 - ±5% - 88% VI ≥8.3ms
RS Stock No. 126-2126
BrandRS PRO
€100.67
Each
units
80 → 275 V ac 24V dc Maximum of 2.62A 63W IEC320-C14 1 2.1 x 5.5 x 12 mm Centre Positive C14 Yes - 1800mm - V 12ms
RS Stock No. 126-2122
BrandRS PRO
€72.57
Each
units
80 → 275 V ac 5V dc Maximum of 4A 20W IEC320-C14 1 2.1 x 5.5 x 12 mm Centre Positive C14 Yes - 1200mm - V 12ms
RS Stock No. 731-6093
BrandRS PRO
€37.89
Each
units
100 → 240 V ac 18V dc 4.16A 75W IEC320-C8 1 1.75 x 4.75 x 11 mm Centre Positive Female Coaxial Plug, 2.1 x 5.5 x 10.5 mm Centre Positive Female Coaxial Plug, 2.5 x 5.5 x 12.5 mm Centre Positive Female Coaxial Plug, 3 x 6.3 x 12 mm Centre Positive Female Coaxial Plug C8 - ±5% 1200mm 87% V ≥8.3ms
RS Stock No. 731-6096
BrandRS PRO
€69.57
Each
units
100 → 240 V ac 24V dc 3.125A 75W IEC320-C8 1 1.75 x 4.75 x 11 mm Centre Positive Female Coaxial Plug, 2.1 x 5.5 x 10.5 mm Centre Positive Female Coaxial Plug, 2.5 x 5.5 x 12.5 mm Centre Positive Female Coaxial Plug, 3 x 6.3 x 12 mm Centre Positive Female Coaxial Plug C8 - ±5% 1200mm 87% V ≥8.3ms
RS Stock No. 907-6251
BrandRS PRO
€43.51
Each
units
Maximum of 230 V ac 24V ac 3A 18 (Power2) VA, 72 (Power1) VA - 2 - - - - 1800mm - - -
RS Stock No. 125-4242
BrandRS PRO
€17.69
Each
units
90 → 264 V ac 12V dc 0 → 1A 12W - 1 2.1mm Jack Plug UK - - 1800mm 78% VI -
RS Stock No. 904-8483
BrandRS PRO
€20.96
Each
units
100 → 240 V ac 6V dc 4A 24W C14 1 1.75 x 4.75 x 11 mm Centre Positive Female Coaxial Plug, 2.1 x 5.5 x 10.5 mm Centre Positive Female Coaxial Plug, 2.5 x 5.5 x 12.5 mm Centre Positive Female Coaxial Plug, 3 x 6.3 x 12 mm Centre Positive Female Coaxial Plug C14 - ±5% - - VI ≥8.3ms
RS Stock No. 125-4241
BrandRS PRO
€21.28
Each
units
90 → 264 V ac 9V dc 0 → 1.33A 12W - 1 2.1mm Jack Plug UK - - 1800mm 78% VI -
RS Stock No. 125-4248
BrandRS PRO
€28.02
Each
units
90 → 264 V ac 24V dc 0 → 2.5A 60W - 1 - Fixed Bare end - - 1500mm 75% VI -
RS Stock No. 904-8480
BrandRS PRO
€31.24
Each
units
100 → 240 V ac 12V dc 6A 72W C14 1 1.75 x 4.75 x 11 mm Centre Positive Female Coaxial Plug, 2.1 x 5.5 x 10.5 mm Centre Positive Female Coaxial Plug, 2.5 x 5.5 x 12.5 mm Centre Positive Female Coaxial Plug, 3 x 6.3 x 12 mm Centre Positive Female Coaxial Plug C14 - ±5% - 88% VI ≥8.3ms
RS Stock No. 175-3271
BrandRS PRO
€16.08
Each
units
100 → 240 V 12V dc 0 → 2A 24W - 1 R/A 2.1 C+ - - ±5% 1530mm 86.2% VI -
RS Stock No. 175-3273
BrandRS PRO
€16.08
Each
units
90 → 264 V ac 24V dc 1A 24W IEC 320-C14 1 - C8 - - - 86.8% VI -