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PSUs 21 – 25 dB

 prices on 33 models 
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PSU Deepcool Gamer Storm PF-X PF500X
500 W24+8 (4+4) pin2 x 6+2 pin6 / 2ATX 2.52
140 mm		88 %A, 25 dB
active
PSU be quiet! Pure Power 12 BP003
750 W24+8+8(4+4) pin12VHPWR ( 1 x 16 pin )
3 x 6+2 pin		6 / 1ATX 3.1
160 mm		80+ Gold
91 %		23 dB
active
PSU Gamemax GS SFX GS-450 80+
450 W24+8 (4+4) pin1 x 6+2 pin3 / 2SFX
100 mm		85 %25 dB
active
PSU be quiet! Straight Power 12 BN337
850 W24+8+8(4+4) pin12VHPWR ( 1 x 16 pin )
4 x 6+2 pin		9 / 2ATX 3
modular • 160 mm		80+ Platinum
93 %		22 dB
active
PSU be quiet! Dark Power 14 BP021
1200 W24+8+8(4+4) pin12VHPWR ( 2 x 16 pin )
4 x 6+2 pin		13 / 2ATX 3.1
modular • 175 mm		80+ Titanium
93 %		21 dB
semi-passive
PSU Gamemax GX PRO GX PRO 850G
£88.99
Tradeinn.com 		850 W24+8+8(4+4) pin12VHPWR ( 1 x 16 pin )
4 x 6+2 pin		6 / 3ATX 3.1
modular • 160 mm		80+ Gold
92 %		25 dB
active
PSU Gamemax GP White GP-650 White
650 W24+8 (4+4) pin2 x 6+2 pin5 / 3ATX 2.3
140 mm		85 %25 dB
active
PSU Gamemax GX-GF GX 850GF
£78.99
Tradeinn.com 		850 W24+8+8(4+4) pin4 x 6+2 pin6 / 3ATX 2.53
modular • 140 mm		80+ Gold
92 %		25 dB
active
PSU Gamemax GP Series GP-400A
400 W24+8 (4+4) pin1 x 6+2 pin3 / 2ATX 2.31
140 mm		81 %25 dB
active
PSU be quiet! Straight Power 12 BN336
750 W24+8+8(4+4) pin12VHPWR ( 1 x 16 pin )
4 x 6+2 pin		9 / 2ATX 3
modular • 160 mm		80+ Platinum
93 %		21 dB
active
PSU Gamemax GP White GP-550 White
550 W24+8 (4+4) pin2 x 6+2 pin5 / 3ATX 2.3
140 mm		85 %25 dB
active
PSU Gamemax GX-G GX 700G
£68.99
Tradeinn.com 		700 W24+8+8(4+4) pin4 x 6+2 pin6 / 3ATX
140 mm		80+ Gold
90 %		25 dB
active
PSU Gamemax GX-GF GX 750GF
£69.49
Tradeinn.com 		750 W24+8+8(4+4) pin4 x 6+2 pin6 / 3ATX 2.53
modular • 140 mm		80+ Gold
92 %		25 dB
active
PSU Gamemax GX-GF GX 650GF
£73.99
Tradeinn.com 		650 W24+8+8(4+4) pin4 x 6+2 pin6 / 3ATX 2.53
modular • 140 mm		80+ Gold
92 %		25 dB
active
PSU Gamemax GX PRO GX PRO 750G White
£84.99
Tradeinn.com 		750 W24+8+8(4+4) pin12VHPWR ( 1 x 16 pin )
4 x 6+2 pin		6 / 3ATX 3.1
modular • 160 mm		80+ Gold
92 %		25 dB
active
PSU Corsair RMx Series CP-9020094-EU
£303.24
Onbuy.com 		1000 W24+8+8(4+4) pin8 x 6+2 pin11 / 12ATX 2.4
modular • 180 mm		80+ Gold
93 %		23 dB
semi-passive
PSU be quiet! Pure Power 12 BP004
850 W24+8+8(4+4) pin12VHPWR ( 1 x 16 pin )
3 x 6+2 pin		6 / 1ATX 3.1
160 mm		80+ Gold
91 %		25 dB
active
PSU Genesis Nihon Nihon 750NM White
£74.99
Tradeinn.com 		750 W24+8+8(4+4) pin12VHPWR ( 1 x 16 pin )
3 x 6+2 pin		8 / 2ATX 3.1
140 mm		88 %Standard ++, 25 dB
active
PSU be quiet! Dark Power Pro 13 BN331
1300 W24+8+8(4+4) pin12VHPWR ( 2 x 16 pin )
6 x 6+2 pin		16 / 5ATX 3
modular • 200 mm		80+ Titanium
92 %		23 dB
semi-passive
PSU Gamemax GP-B 2025 GP 550B
£43.99
Tradeinn.com 		550 W24+8+8(4+4) pin2 x 6+2 pin5 / 3ATX 2.31
160 mm		87 %25 dB
active
PSU Gamemax GX PRO GX PRO 850G White
£94.99
Tradeinn.com 		850 W24+8+8(4+4) pin12VHPWR ( 1 x 16 pin )
4 x 6+2 pin		6 / 3ATX 3.1
modular • 160 mm		80+ Gold
92 %		25 dB
active
PSU be quiet! TFX Power 3 BN323
300 W24+4 pin2 x 6+2 pin3 / 2TFX 2.52
175 mm		80+ Gold
92 %		22 dB
active
PSU Aerocool Aero Bronze Aero Bronze 600W
600 W24+8 (4+4) pin2 x 6+2 pin6 / 4ATX 2.5290 %25 dB
active
PSU Aerocool Aero Bronze Aero Bronze 750W
750 W24+8+8(4+4) pin4 x 6+2 pin6 / 4ATX 2.5290 %25 dB
active
9 more item(s)
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E-Catalog UK editor, PSUs | Your suggestions for the section →
Valerii Lenko, edited 25.08.2026
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21 – 25 dB