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PSUs
400 W PSU
prices
on 26 models
400 W
clear
Save List
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)
ATX12V version
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
ATX12V version:
2.52
Videos
2
Photos
9
Prices
1
400 W
24+8 (4+4) pin
450 W
24+8 (4+4) pin
500 W
24+8 (4+4) pin
550 W
24+8 (4+4) pin
650 W
24+8 (4+4) pin
700 W
24+8 (4+4) pin
750 W
24+8+8(4+4) pin
£
39.14
Backtotheoffice.co.uk
Delivery: in United Kingdom
Report
Buy!
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
ATX12V version:
2.51
Videos
1
Photos
5
Prices
8
400 W
500 W
600 W
from
£48.99
up to
£61.00
Compare prices and buy be quiet! System Power 9 CM BN300
Amazon.co.uk
→
£58.00
Quzo.net
→
£60.00
Technextday.co.uk
(United Kingdom)
→
£58.00
Smartteck.co.uk
→
£59.00
CCLonline.com
→
£61.00
Tradeinn.com
(United Kingdom)
→
£49.00
Idealo.co.uk
(United Kingdom)
→
£49.00
Compare prices
8
→
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
ATX12V version:
2.4
Videos
5
Photos
8
Prices
3
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
up to
£35.49
Compare prices and buy Deepcool PF PF400
Amazon.co.uk
→
£35.00
Tradeinn.com
(United Kingdom)
→
£27.00
Idealo.co.uk
(United Kingdom)
→
£27.00
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
ATX12V version:
2.4
Prices
7
400 W
24+4 pin
600 W
24+8 (4+4) pin
from
£65.99
up to
£75.18
Compare prices and buy be quiet! Pure Power 9 Modular BN266
Amazon.co.uk
→
£75.00
Quzo.net
→
£72.00
Smartteck.co.uk
→
£75.00
CCLonline.com
→
£69.00
Technextday.co.uk
(United Kingdom)
→
£73.00
Tradeinn.com
(United Kingdom)
→
£66.00
Idealo.co.uk
(United Kingdom)
→
£66.00
Compare prices
7
→
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
ATX12V version:
2.4
Videos
11
Photos
4
Prices
9
300 W
80+ Bronze
400 W
80+ Gold
from
£54.99
up to
£80.54
Compare prices and buy be quiet! Pure Power 11 BN292
Amazon.co.uk
→
£60.00
365games.co.uk
→
£59.00
Quzo.net
→
£57.00
Smartteck.co.uk
→
£57.00
Backtotheoffice.co.uk
(United Kingdom)
→
£81.00
CCLonline.com
→
£55.00
Technextday.co.uk
(United Kingdom)
→
£59.00
Compare prices
9
→
You may be interested in
Computer Cases
SSD
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RAM
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CPUs
Motherboards
Computer Cooling
Thermal Pastes & Thermal Pads
Desktop PCs
Laptops
AVR
UPS
Gaming Consoles
Computer Chairs
Surge Protectors & Extension Leads
be quiet! System Power 9 BN245
compare
be quiet! System Power 9
BN245
0
1
1
7
System Power (available)
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 2 х 6+2 pin
Connectors:
SATA 5, Molex (IDE) 2
ATX12V version:
2.4
Videos
3
Photos
3
Prices
1
400 W
500 W
£
72.00
Idealo.co.uk
Delivery: in 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
ATX12V version:
2.4
Photos
3
Prices
6
from
£89.99
up to
£100.51
Compare prices and buy be quiet! Pure Power 9 BN262
Amazon.co.uk
→
£93.00
Technextday.co.uk
(United Kingdom)
→
£93.00
Quzo.net
→
£98.00
CCLonline.com
→
£101.00
Smartteck.co.uk
→
£96.00
Tradeinn.com
(United Kingdom)
→
£90.00
Compare prices
6
→
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
ATX12V version:
2.4
Photos
8
Prices
1
400 W
500 W
600 W
700 W
£
43.49
365games.co.uk
Delivery: to United Kingdom
Report
Buy!
Akyga Ultimate AK-U4-400
compare
Akyga Ultimate
AK-U4-400
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 1 x 6 pin, 1 х 6+2 pin
Connectors:
SATA 6, Molex (IDE) 2
ATX12V version:
2.31
Photos
2
Prices
1
350 W
400 W
500 W
600 W
£
87.71
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
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
ATX12V version:
2.31
Photos
5
Prices
2
420 W
520 W
620 W
from
£28.49
Compare prices and buy Inter-Tech Argus APS APS-420W
Tradeinn.com
(United Kingdom)
→
£28.00
Idealo.co.uk
(United Kingdom)
→
£28.00
Compare prices
2
→
Gamemax GP Series GP-400A
compare
Gamemax GP Series
GP-400A
1
3
0
1
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
ATX12V version:
2.31
Photos
7
Prices
4
400 W
80+ Bronze
500 W
80+ Bronze
white
650 W
80+
750 W
80+
from
£37.95
up to
£42.01
Compare prices and buy Gamemax GP Series GP-400A
Amazon.co.uk
→
£38.00
Quzo.net
→
£42.00
Technextday.co.uk
(United Kingdom)
→
£40.00
Smartteck.co.uk
→
£39.00
Compare prices
4
→
Akyga Basic AK-B1-420
compare
Akyga Basic
AK-B1-420
Power:
420 W
Form Factor:
ATX
Power supply:
24+4 pin
Connectors:
SATA 3, Molex (IDE) 3
ATX12V version:
2.31
Photos
4
Prices
2
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
from
£17.99
up to
£28.42
Compare prices and buy Akyga Basic AK-B1-420
Amazon.co.uk
→
£28.00
Tradeinn.com
(United Kingdom)
→
£18.00
Compare prices
2
→
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
ATX12V version:
2.3
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
£
97.94
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
Aerocool Value Plus VX Plus 400W
compare
Aerocool Value Plus
VX Plus 400W
12
6
5
24
Value Plus
Power:
400 W
Form Factor:
ATX
Power supply:
24+8 (4+4) pin, 1 x 6 pin
Connectors:
SATA 2, Molex (IDE) 2
ATX12V version:
2.3
User reviews
1
Videos
2
Photos
7
Prices
1
350 W
400 W
500 W
550 W
600 W
650 W
700 W
750 W
800 W
£
42.11
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
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
ATX12V version:
2.3
Photos
5
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
£
46.27
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
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
ATX12V version:
2.3
Photos
4
Prices
1
350 W
400 W
450 W
500 W
£
50.88
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
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
ATX12V version:
2.3
Photos
6
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
£25.05
up to
£57.60
Compare prices and buy Chieftec Smart A8 GPS-400A8
Amazon.co.uk
→
£25.00
Mytrendyphone.co.uk
(United Kingdom)
→
£58.00
Compare prices
2
→
Antec EarthWatts EA-430D
compare
Antec EarthWatts
EA-430D
Power:
430 W
Form Factor:
ATX
Power supply:
24+8+8(4+4) pin, 1 x 6 pin
Connectors:
SATA 5, Molex (IDE) 4
ATX12V version:
2.3
Photos
4
Prices
1
£
220.48
Amazon.co.uk
Delivery: to United Kingdom
Report
Buy!
Chieftec NITRO II 85+ BPS-400S2
compare
Chieftec NITRO II 85+
BPS-400S2
Power:
400 W
Form Factor:
ATX
Power supply:
24+4 pin, 1 x 6 pin
Connectors:
SATA 4, Molex (IDE) 3
ATX12V version:
2.3
Prices
1
£
61.98
Amazon.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
ATX12V version:
2.3
Videos
3
Photos
3
Prices
5
400 W
24+8 (4+4) pin
500 W
24+8 (4+4) pin
650 W
24+8 (4+4) pin
from
£45.20
up to
£45.47
Compare prices and buy Antec Basiq VP400PC
Amazon.co.uk
→
£45.00
Smartteck.co.uk
→
£45.00
Amazon.co.uk
→
£45.00
Compare prices
3
→
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
ATX12V version:
2.3
Prices
2
from
£62.71
Compare prices and buy Chieftec Smart ATX PSF-400B
Amazon.co.uk
→
£63.00
Idealo.co.uk
(United Kingdom)
→
£63.00
Compare prices
2
→
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
ATX12V version:
1.3
User reviews
1
Prices
4
350 W
24+8 (4+4) pin
80+ Bronze
420 W
24+4 pin
без 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
без 80+
600 W
24+8 (4+4) pin
без 80+
from
£22.99
up to
£37.18
Compare prices and buy LC-Power Office Series LC420H-12 V1.3
Amazon.co.uk
→
£32.00
Smartteck.co.uk
→
£37.00
Tradeinn.com
(United Kingdom)
→
£23.00
Idealo.co.uk
(United Kingdom)
→
£23.00
Compare prices
4
→
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
ATX12V version:
1.3
Photos
6
Prices
2
350 W
425 W
from
£83.02
up to
£83.06
Compare prices and buy Qoltec SilentLine ATX 425W BULK
Amazon.co.uk
→
£83.00
Idealo.co.uk
(United Kingdom)
→
£83.00
Compare prices
2
→
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
3
400 W
24+4 pin
500 W
24+8 (4+4) pin
600 W
24+8 (4+4) pin
from
£27.99
up to
£37.49
Compare prices and buy Xilence Performance C XP400R6
Amazon.co.uk
→
£37.00
Tradeinn.com
(United Kingdom)
→
£28.00
Idealo.co.uk
(United Kingdom)
→
£28.00
Compare prices
3
→
2
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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
2.2x
2.3x
2.4x
2.5x
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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