Comparing 10,400+ PC parts across 29 UK retailers, prices read daily on popular parts.New on the blog: What we check before we call something a price drop

Skip to content
CIT 400W MicroATX PSU, image 1 of 41 / 4

CIT 400W MicroATX PSU

From
£19.99
3 retailers

Black Friday in 22 days. Set a price alert and we'll tell you if this drops.

Specifications

BrandCiT
Part NumberM-400U
Form FactorSFX Power Supply
Molex Connectors4
ProtectionsOVP, UVP, OPP
SATA Connectors2
Wattage400W

At a glance

CIT 400W MicroATX PSU is a 400W SFX Power Supply power supply. It is listed at 3 UK shops, cheapest in stock at CCL Computers for £19.99 (checked 5 November 2026); in-stock prices run from £19.99 to £20.00.

Quick answers

What is the cheapest UK price for CIT 400W MicroATX PSU?

The cheapest in-stock UK price for CIT 400W MicroATX PSU is £19.99 at CCL Computers (checked 5 November 2026).

Where is CIT 400W MicroATX PSU in stock?

CIT 400W MicroATX PSU is in stock at CCL Computers (£19.99), Ebuyer (£20.00), GAME (£20.00), as checked 5 November 2026 or later.

From the retailer

CiT 400W Micro ATX PSU M-400U

  • Silent: Temperature Control Fan
  • Compliance: ATX 12V Compliant
  • MTBF: 50,000 Hours @ 25 degrees C
  • SATA: 2 x SATA Connectors
  • Molex: 4 x 4-Pin Molex ConnectorsThe CiT Micro SFC 400W offers you the most suitable cost/performance ratio, making it the best choice for a system builder.

The 12V CPU power is available for a high-end PC system, with its 2 x SATA connectors meaning you can use it in a compact desktop chassis.

FeaturesModel Number: M-400UWhat's In The Box: PSUForm Factor: Micro ATX20+4 Pin Main Connectors: 14-Pin 12V Connectors: 1SATA Connectors: 24-Pin Molex Connectors: 4Floppy Drive Connectors: 1Dimensions (mm): 125x65x100 (WxHxD)Input Voltage: 230 VACInput Current: 4AInput Frequency Range: 50-60HZPFC: Yes - Power Factor ControlPower Good Signal: 150-450 msHold Up Time: 1ms-40msEfficiency: 75%MTBF: 100,000 HoursProtection: OVP / UVP / OPPPower: 400WOperation Temperature: 45°CSafety: CE / RoHSCooling: 80mm Cooling FanNoise: Less Than 17dBA

Where to Buy

We may earn a commission when you buy through these links. It never changes the price you pay, or the order shops are listed in, which is cheapest first.

C
CCL Computers
In Stockchecked 12 hours ago
£19.99Buy Now
E
Ebuyer
In Stockchecked 11 hours ago
£20.00Buy Now
G
GAME
In Stockchecked 9 hours ago
£20.00Buy Now

* Prices may vary and are checked periodically rather than live.

Search for this on Amazon.co.uk

We don't list Amazon prices, so this is a search rather than an offer. As an Amazon Associate, VantaSpec earns from qualifying purchases.

Price History

Price history

Price Intelligence

 

User Reviews (0)

No reviews yet. Be the first to review this product!

Sign in to leave a review.

More PSUs

Embed this price on your site, blog or forum post

Shows the cheapest UK price we have read in the last two weeks, the shop and the date we checked it, and updates on its own. Use the card where HTML is allowed, or the image badge on forums that block iframes.