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PSUs
400 W PSU
prices
on 21 model
400 W
clear
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Show
by rating
lowest to highest price
highest to lowest price
by reviews
by date of addition
Power (W)
Efficiency (%)
Fan size (mm)
Certification
ATX12V version
more parameters…
EPS12V version
SATA
MOLEX
PCI-E 6pin
PCI-E 8pin
PCI-E 8pin (6+2)
PCI-E 16pin
+12V (W)
+3.3V +5V (W)
-12V (W)
+5Vsb (W)
Noise level (dB)
Manufacturer's warranty
Weight (kg)
lowest to highest price
Akyga Basic AK-B1-400
compare
Akyga Basic
AK-B1-400
Power:
400 W
Form Factor:
ATX
Power supply:
24+4 pin
Connectors:
SATA 3, Molex (IDE) 2
Photos
4
Prices
1
400 W
24+4 pin
420 W
24+4 pin
450 W
24+4 pin
500 W
24+4 pin
500 W
24+4 pin
PCI-E 6pin
550 W
24+4 pin
600 W
24+8 (4+4) pin
700 W
24+8 (4+4) pin
£
16.99
Tradeinn.com
Delivery: in United Kingdom
Report
Buy!
LC-Power Office Series LC420H-12 V1.3
compare
LC-Power Office Series
LC420H-12 V1.3
1
0
0
0
2022
Power:
420 W
Form Factor:
ATX
Power supply:
24+4 pin
Connectors:
SATA 4, Molex (IDE) 2
Prices
6
350 W
24+8 (4+4) pin
80+ Bronze
420 W
24+4 pin
without 80+
450 W
24+8 (4+4) pin
80+ Bronze
500 W
24+8 (4+4) pin
80+ Bronze
500 W
24+8 (4+4) pin
without 80+
600 W
24+8 (4+4) pin
without 80+
from
£22.99
up to
£53.63
Compare prices and buy LC-Power Office Series LC420H-12 V1.3
Tradeinn.com
(United Kingdom)
→
£23.00
Idealo.co.uk
(United Kingdom)
→
£23.00
Idealo.co.uk
(United Kingdom)
→
£23.00
Amazon.co.uk
→
£32.00
Smartteck.co.uk
→
£37.00
Smartteck.co.uk
→
£54.00
Compare prices
6
→
Logic Concept ZAS-LOGI-LC-400-ATX-PFC
compare
Logic Concept
ZAS-LOGI-LC-400-ATX-PFC
2022
Power:
400 W
Form Factor:
ATX
Power supply:
24+4 pin
Connectors:
SATA 2, Molex (IDE) 2
Videos
3
Prices
1
400 W
500 W
600 W
£
24.99
Tradeinn.com
Delivery: in United Kingdom
Report
Buy!
Deepcool PF PF400
compare
Deepcool PF
PF400
2022
PF Series
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 2 х 6+2 pin
Connectors:
SATA 6, Molex (IDE) 2
Videos
5
Photos
8
Prices
2
350 W
24+8 (4+4) pin
400 W
24+8 (4+4) pin
500 W
24+8 (4+4) pin
600 W
24+8+8(4+4) pin
700 W
24+8+8(4+4) pin
from
£26.99
Compare prices and buy Deepcool PF PF400
Tradeinn.com
(United Kingdom)
→
£27.00
Idealo.co.uk
(United Kingdom)
→
£27.00
Compare prices
2
→
Inter-Tech Argus APS APS-420W
compare
Inter-Tech Argus APS
APS-420W
2024
Power:
420 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 1 х 6+2 pin
Connectors:
SATA 3, Molex (IDE) 2
Photos
5
Prices
3
420 W
520 W
620 W
from
£27.99
up to
£62.78
Compare prices and buy Inter-Tech Argus APS APS-420W
Tradeinn.com
(United Kingdom)
→
£28.00
Idealo.co.uk
(United Kingdom)
→
£28.00
Smartteck.co.uk
→
£63.00
Compare prices
3
→
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Chieftec Smart A8 GPS-400A8
compare
Chieftec Smart A8
GPS-400A8
0
3
1
5
Smart
Power:
400 W
Form Factor:
ATX
Power supply:
24+4 pin, 1 х 6+2 pin
Connectors:
SATA 3, Molex (IDE) 2
Photos
6
Prices
1
400 W
24+4 pin
500 W
24+4 pin
600 W
24+8 (4+4) pin
700 W
24+8 (4+4) pin
£
29.99
Amazon.co.uk
Delivery: to United Kingdom
Report
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Chieftec iARENA GPB GPB-400S
compare
Chieftec iARENA GPB
GPB-400S
0
0
1
1
iArena (economical and eco-friendly)
Power:
400 W
Form Factor:
ATX
Power supply:
24+4 pin, 1 х 6+2 pin
Connectors:
SATA 5, Molex (IDE) 3
Photos
4
Prices
3
350 W
400 W
450 W
500 W
from
£35.99
up to
£52.16
Compare prices and buy Chieftec iARENA GPB GPB-400S
Tradeinn.com
(United Kingdom)
→
£36.00
Idealo.co.uk
(United Kingdom)
→
£36.00
Amazon.co.uk
→
£52.00
Compare prices
3
→
Cooler Master MWE White 230V V2 MPE-4001-ACABW
compare
Cooler Master MWE White 230V V2
MPE-4001-ACABW
1
0
0
3
2020
MWE Series
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 1 х 6+2 pin
Connectors:
SATA 6, Molex (IDE) 3
Videos
2
Photos
9
Prices
1
400 W
24+8 (4+4) pin
450 W
24+8 (4+4) pin
650 W
24+8 (4+4) pin
700 W
24+8 (4+4) pin
£
39.14
Backtotheoffice.co.uk
Delivery: in United Kingdom
Report
Buy!
Gamemax GP Series GP-400A
compare
Gamemax GP Series
GP-400A
1
3
0
2
GP
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 1 х 6+2 pin
Connectors:
SATA 3, Molex (IDE) 2
Photos
7
Prices
4
400 W
80+ Bronze
500 W
80+
500 W
80+ Bronze
white
550 W
80+
650 W
80+
750 W
80+ Bronze
750 W
80+ Bronze
white
850 W
80+ Bronze
850 W
80+ Bronze
white
from
£40.04
up to
£46.41
Compare prices and buy Gamemax GP Series GP-400A
Technextday.co.uk
(United Kingdom)
→
£40.00
Quzo.net
→
£41.00
Smartteck.co.uk
→
£41.00
Amazon.co.uk
→
£46.00
Compare prices
4
→
Xilence Performance C XP400R6
compare
Xilence Performance C
XP400R6
Performance
Power:
400 W
Form Factor:
ATX
Power supply:
24+4 pin, 1 x 6 pin
Connectors:
SATA 3, Molex (IDE) 1
Prices
2
400 W
24+4 pin
500 W
24+8 (4+4) pin
600 W
24+8 (4+4) pin
from
£42.60
up to
£67.70
Compare prices and buy Xilence Performance C XP400R6
Amazon.co.uk
→
£43.00
Smartteck.co.uk
→
£68.00
Compare prices
2
→
Kolink Classic Power KL-400v2
compare
Kolink Classic Power
KL-400v2
2022
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 1 х 6+2 pin
Connectors:
SATA 3, Molex (IDE) 2
Photos
8
Prices
1
400 W
500 W
600 W
700 W
£
43.49
365games.co.uk
Delivery: to United Kingdom
Report
Buy!
Antec Basiq VP400PC
compare
Antec Basiq
VP400PC
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 1 x 6 pin
Connectors:
SATA 4, Molex (IDE) 3
Videos
3
Photos
3
Prices
2
400 W
24+8 (4+4) pin
500 W
24+8 (4+4) pin
650 W
24+8 (4+4) pin
from
£45.47
up to
£53.95
Compare prices and buy Antec Basiq VP400PC
Smartteck.co.uk
→
£45.00
Amazon.co.uk
→
£54.00
Compare prices
2
→
Chieftec Value APB-400B8
compare
Chieftec Value
APB-400B8
0
0
1
0
Value
Power:
400 W
Form Factor:
ATX
Power supply:
24+4 pin, 1 х 6+2 pin
Connectors:
SATA 3, Molex (IDE) 2
Photos
5
Prices
2
400 W
24+4 pin
500 W
24+4 pin
600 W
24+8 (4+4) pin
700 W
24+8 (4+4) pin
from
£47.24
up to
£64.09
Compare prices and buy Chieftec Value APB-400B8
Amazon.co.uk
→
£47.00
Smartteck.co.uk
→
£64.00
Compare prices
2
→
be quiet! System Power 9 CM BN300
compare
be quiet! System Power 9 CM
BN300
0
0
0
1
System Power (available)
Power:
400 W
Form Factor:
ATX, semi-modular
Power supply:
24+8 (4+4) pin, 2 х 6+2 pin
Connectors:
SATA 5, Molex (IDE) 2
Videos
1
Photos
5
Prices
7
from
£47.99
up to
£61.00
Compare prices and buy be quiet! System Power 9 CM BN300
Idealo.co.uk
(United Kingdom)
→
£48.00
Idealo.co.uk
(United Kingdom)
→
£48.00
Tradeinn.com
(United Kingdom)
→
£49.00
Quzo.net
→
£59.00
Technextday.co.uk
(United Kingdom)
→
£59.00
Smartteck.co.uk
→
£60.00
CCLonline.com
→
£61.00
Compare prices
7
→
iBOX Cube II Cube II 400W
compare
iBOX Cube II
Cube II 400W
2022
Power:
400 W
Form Factor:
ATX
Power supply:
24 (20+4) pin
Connectors:
SATA 2, Molex (IDE) 3
Photos
4
Prices
1
400 W
500 W
700 W
£
50.77
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
be quiet! Pure Power 11 BN292
compare
be quiet! Pure Power 11
BN292
1
0
0
3
Pure
80+ Gold
5 year warranty
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 2 х 6+2 pin
Connectors:
SATA 5, Molex (IDE) 2
Videos
11
Photos
4
Prices
10
300 W
80+ Bronze
400 W
80+ Gold
from
£50.99
up to
£80.54
Compare prices and buy be quiet! Pure Power 11 BN292
Idealo.co.uk
(United Kingdom)
→
£51.00
Idealo.co.uk
(United Kingdom)
→
£51.00
Quzo.net
→
£57.00
Smartteck.co.uk
→
£57.00
Tradeinn.com
(United Kingdom)
→
£57.00
365games.co.uk
→
£59.00
Technextday.co.uk
(United Kingdom)
→
£59.00
Compare prices
10
→
Chieftec Smart ATX PSF-400B
compare
Chieftec Smart ATX
PSF-400B
Smart
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 1 x 6 pin, 1 х 6+2 pin
Connectors:
SATA 4, Molex (IDE) 3
Prices
3
from
£62.58
up to
£87.24
Compare prices and buy Chieftec Smart ATX PSF-400B
Idealo.co.uk
(United Kingdom)
→
£63.00
Amazon.co.uk
→
£67.00
Smartteck.co.uk
→
£87.00
Compare prices
3
→
be quiet! Pure Power 9 Modular BN266
compare
be quiet! Pure Power 9 Modular
BN266
Pure
80+ Silver
Power:
400 W
Form Factor:
ATX, semi-modular
Power supply:
24+4 pin, 2 х 6+2 pin
Connectors:
SATA 5, Molex (IDE) 2
Prices
6
400 W
24+4 pin
600 W
24+8 (4+4) pin
from
£64.99
up to
£81.23
Compare prices and buy be quiet! Pure Power 9 Modular BN266
Tradeinn.com
(United Kingdom)
→
£65.00
Idealo.co.uk
(United Kingdom)
→
£65.00
Technextday.co.uk
(United Kingdom)
→
£74.00
Smartteck.co.uk
→
£76.00
Quzo.net
→
£76.00
CCLonline.com
→
£81.00
Compare prices
6
→
Qoltec SilentLine ATX 425W BULK
compare
Qoltec SilentLine
ATX 425W BULK
2024
Power:
425 W
Form Factor:
ATX
Power supply:
24 (20+4) pin
Connectors:
SATA 3, Molex (IDE) 3
Photos
6
Prices
1
350 W
425 W
£
83.25
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
be quiet! Pure Power 9 BN262
compare
be quiet! Pure Power 9
BN262
Pure
80+ Silver
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 2 х 6+2 pin
Connectors:
SATA 5, Molex (IDE) 2
Photos
3
Prices
5
from
£89.49
up to
£100.99
Compare prices and buy be quiet! Pure Power 9 BN262
Tradeinn.com
(United Kingdom)
→
£89.00
Smartteck.co.uk
→
£94.00
Awd-it.co.uk
→
£95.00
Quzo.net
→
£95.00
CCLonline.com
→
£101.00
Compare prices
5
→
Chieftec Proton BDF-400S
compare
Chieftec Proton
BDF-400S
2
3
4
7
Proton (one powerful +12V line)
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 1 x 6 pin
Connectors:
SATA 3, Molex (IDE) 3
User reviews
1
Photos
4
Prices
1
400 W
24+8 (4+4) pin
500 W
24+8 (4+4) pin
600 W
24+8 (4+4) pin
650 W
24+8 (4+4) pin
750 W
24+8 (4+4) pin
850 W
24+8 (4+4) pin
1000 W
24+8+8(4+4) pin
£
109.73
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
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Brands
A-Data
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AZZA
be quiet!
Chieftec
Cooler Master
Corsair
Cougar
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CWT
Deepcool
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Lian Li
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Montech
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Razer
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SilverStone
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Brand rating
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Main brands
Series
Power
≤ 350W
400 W
450 W
500 W
550 W
600 W
650 W
700 W
750 W
800 W
850 W
1 kW
> 1 kW
Form factor
ATX
TFX
SFX
Features
active PFC
braided wires
over voltage protection
over power protection
short circuit protection
active cooling (fan)
semi-passive cooling
fan backlight
backlight sync
White Edition
for mining
80 PLUS certification
80+
80+ Bronze
80+ White
80+ Silver
80+ Gold
80+ Platinum
80+ Titanium
MB/CPU power supply
24+4 pin
24+8(4+4) pin
24+8+8(4+4) pin
Graphics card power
1 x 6 pin
2 x 6 pin
1 x (6+2) pin
2 x (6+2) pin
4 x (6+2) pin
≥ 6 x (6+2) pin
1 x 16 pin (12VHPWR)
ATX version
ATX 2.2х
ATX 2.3х
ATX 2.4х
ATX 2.5х
ATX 3.0 (Gen5)
Cable system
non-modular
semi-modular
modular
SATA connectors
1 – 2
3 – 5
6 – 9
≥ 10
Molex connectors (IDE)
1 – 2
3 – 4
5 – 6
> 6
Fan size
80 mm
120 mm
135 mm
140 mm
Noise level
≤20 dB
21 – 25 dB
26 – 30 dB
> 30 dB
Manufacturer's warranty
2 years
3 years
5 years
7 years
10 years
12 years
Release year
2024
2023
earlier
roll up
more
Fan bearing
sliding
rolling
hydrodynamic
MB cable length
< 50 cm
50 – 54 cm
55 – 59 cm
60 – 64 cm
≥ 65 cm
CPU cable length
< 50 cm
50 – 59 cm
60 – 69 cm
≥ 70 cm
SATA cable length
< 50 cm
50 – 59 cm
60 – 69 cm
≥ 70 cm
MOLEX cable length
< 50 cm
50 – 59 cm
60 – 69 cm
≥ 70 cm
PCI-E cable length
< 50 cm
50 – 59 cm
60 – 69 cm
≥ 70 cm
Clear parameters
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be quiet!
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