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

...
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Viewing 1 - 20 of 619 products
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Description Price Input Voltage Range Output Voltage Rating Output Current Range Rated Output Power Input Connector Output Connection Type Number of Outputs Plug Type Medical Approved Load Regulation Range Cable Length Efficiency Energy Efficiency Level Holdup Time
RS Stock No. 188-769
BrandRS PRO
HK$358.91
Each
units
100 → 240 V ac 12 V dc 5A 60W IEC320-C14 2.1 x 5.5 x 11 mm Centre Positive 1 C14 - ±3% 1000mm 87% V -
RS Stock No. 702-3265
Mfr. Part No.5311143-UK
BrandAnsmann
HK$341.38
Each
units
100 → 240 V ac 12 V dc, 15 V dc, 18 V dc, 19 V dc, 20 V dc, 22 V dc, 24 V dc 1 A, 1.2 A, 1.35 A, 1.4 A, 1.5 A, 1.8 A, 2.25 A - - 1.35 x 3.5 x 10 mm Hollow Plug, 1.7 x 4 x 10 mm Hollow Plug, 2.1 x 5 x 12 mm Hollow Plug, 2.5 x 12 mm Jack Plug, 2.5 x 5.5 x 12 mm Hollow Plug, 3.5 x 15 mm Jack Plug 1 2-Pin Euro, 3-Pin UK Converter Plug - ±10% 2m 85% - -
RS Stock No. 445-967
Mfr. Part No.LFZVC90NS12E
BrandEOS
HK$733.79
Each
units
90 → 264 V ac 12 V dc 6.66A - IEC320-C8 2.54 x 5.49 mm Centre Positive 1 - - ±5% 1000mm 92% III -
RS Stock No. 538-8995
Mfr. Part No.EA-PS 548-05T
HK$1,722.25
Each
units
90 → 264 V ac 43 → 58V dc 5.2A - IEC 320 - 1 - - - - 78% - -
RS Stock No. 400-6917
Mfr. Part No.9980000055
BrandMascot
HK$314.72
Each
units
230 V ac 12 V ac 1A - - 2.1 x 5.5 x 12 mm with Snap-Lock, 2.5 x 5.5 x 12 mm with Snap-Lock 1 3-Pin UK - - 2000mm - - -
RS Stock No. 121-7113
Mfr. Part No.VEC65US24
BrandXP Power
HK$238.06
Each
units
90 → 264 V ac 24 V dc 2.71A 65W IEC 320-C14 DC Plug 1 - - ±5% 1200mm 90% VI 8ms
RS Stock No. 702-3261
Mfr. Part No.5311133-UK
BrandAnsmann
HK$337.26
Each
units
100 → 240 V ac 5 V dc, 6 V dc, 7.5 V dc, 9 V dc, 12 V dc, 13.5 V dc, 15 V dc 1.8 A, 2.25 A - - 1.35 x 3.5 x 10 mm Hollow Plug, 1.7 x 4 x 10 mm Hollow Plug, 2.1 x 5 x 12 mm Hollow Plug, 2.5 x 12 mm Jack Plug, 2.5 x 5.5 x 12 mm Hollow Plug, 3.5 x 15 mm Jack Plug 1 2-Pin Euro, 3-Pin UK Converter Plug - ±10% 2m - - -
RS Stock No. 377-7163
Mfr. Part No.LFZVC65SG19E
BrandEOS
HK$603.16
Each
units
90 → 264 V ac 19 V dc 3.15A - IEC320-C8 2.54 x 5.49 mm Centre Positive 1 - - ±5% 1000mm 88% III -
RS Stock No. 188-781
BrandRS PRO
HK$358.91
Each
units
100 → 240 V ac 24 V dc 2.5A 60W IEC320-C14 2.1 x 5.5 x 11 mm Centre Positive 1 C14 - ±3% 1000mm 87% V -
RS Stock No. 904-8519
BrandRS PRO
HK$1,155.22
Each
units
100 → 240 V ac 24 V dc 10.41A 250W C14 4-Pin DIN Connector 1 C14 - ±5% - - VI ≥8.3ms
RS Stock No. 904-8480
BrandRS PRO
HK$306.09
Each
units
100 → 240 V ac 12 V dc 6A 72W C14 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 1 C14 - ±5% - 88% VI ≥8.3ms
RS Stock No. 454-5131
Mfr. Part No.PSU25A-16
BrandOEP
HK$809.82
Each
units
100 → 240 V ac 5 V dc, 24 V dc 2.5 A, 500 mA - IEC 320-C14 DIN Connector 2 - - ±5% 1500mm 65% - -
RS Stock No. 423-7874
Mfr. Part No.2121000041
BrandMascot
HK$365.66
Each
units
90 → 264 V ac 12 V dc 750mA - IEC320 Modular Connector 1 2-Pin IEC - ±1% 1800mm 78% - -
RS Stock No. 400-6995
Mfr. Part No.2083000057
BrandMascot
HK$405.71
Each
units
230 V ac 12 V dc 800mA - - 2.1 x 5.5 x 12 mm with Snap-Lock, 2.5 x 5.5 x 12 mm with Snap-Lock 1 3-Pin UK - - 2000mm - - -
RS Stock No. 117-6108
Mfr. Part No.GST18A05-P1J
BrandMean Well
HK$160.83
Each
units
85 → 264 V ac 5 V dc 0 → 3A 18W IEC320-C14 DC Plug 1 - - -5 → +5% 1200mm - VI 15 ms @ 115 V ac, 50 ms @ 230 V ac
RS Stock No. 121-7036
Mfr. Part No.AFM60US12C2
BrandXP Power
HK$330.19
Each
units
80 → 264 V ac 12 V dc 5A 60W IEC 320-C8 DC Plug 1 - Yes 2.5% 950mm - V 8ms
RS Stock No. 831-9141
Mfr. Part No.GSM90B12-P1M
BrandMean Well
HK$357.51
Each
units
80 → 264 V ac, 113 → 370 V dc 12 V dc 6.67A - IEC320-C8 P1M 1 - Yes ±5% 1000mm - VI -
RS Stock No. 454-5232
Mfr. Part No.SPU45E-303
BrandOEP
HK$1,046.54
Each
units
90 → 264 V ac ±15 V dc, 5 V dc 2 A, 5 A, 800 mA - IEC 320-C14 DIN Connector 3 - - ±15% 1500mm 80% - 10ms
RS Stock No. 791-0976
Mfr. Part No.GSM18B09-P1J
BrandMean Well
HK$180.05
Each
units
80 → 264 V ac, 113 → 370 V dc 9 V dc 2A - IEC320-C8 P1J 1 IEC Yes ±5% 1200mm - V -
RS Stock No. 668-9261
Mfr. Part No.LFZVC60NP12E4
BrandEOS
HK$520.07
Each
units
90 → 264 V ac 12 V dc 5A 60W IEC320-C14 - 1 - - ±5% 1200mm 85% V -