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Modular PSUs

Modular PSUs – same-day delivery available. Just make sure the product you want is in stock. Choose products to buy from the comfort of your home and have them delivered to your address, to an AlzaBox, or to one of our stores. Learn more about why shop on Alza.sk.

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7 reasons to shop for Modular PSUs on Alza.sk

  • We have a wide network of stores across the Czech Republic, where we follow all hygiene measures, as well as contactless AlzaBoxes (pick-up points).
  • You can see the availability of each item right away. Don't forget that we deliver on weekends too.
  • We accept most payment methods, including contactless and cryptocurrency.
  • You can easily return or exchange your product at any of our AlzaBoxes.
  • Need assistance? Our customer support is available 24/7.
  • We complement our range with accessories and additional services.
  • You'll find all the essential information for each product, and for some, user reviews to help with your selection.

What to consider when choosing Modular PSUs?

If you're planning to get Modular PSUs, there are a few aspects that can help you choose the right product. In the left menu, you can use the parametric filter to narrow down the selection to match your preferences. We also recommend sorting by popularity or price.

Make your selection easier. Click through our pre-made filters for the category: Modular PSUs

Are you looking for the best Modular PSUs? Browse products sorted by popularity, or consult the reviews from other users.

Cheapest vs. most expensive Modular PSUs

If you are looking for products based on price, you can browse the lowest priced Modular PSUs, or choose to sort by price from highest to lowest.

Modular PSUs – main types

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600-650W Modular PSUs 600-650W 700-900W Modular Power Supplies 700-900W Modular PSUs 1000W and Up 1000W and Up How to build your own PC
 
187 Results
Seasonic Focus GX-850 White ATX 3.1 - PC Power Supply
4.3 5×
Add to PC configurator
Seasonic Focus GX-850 White ATX 3.1
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 135 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
155.90 €
From 3.70 € per month
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: UEfga3a4w
GIGABYTE AORUS ELITE P1000W 80+ Platinum Modular PCIe 5.1 ICE - PC Power Supply
4.8 19×
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GIGABYTE AORUS ELITE P1000W 80+ Platinum Modular PCIe 5.1 ICE
PC Power Supply - 1000 W, ATX form factor, 80 PLUS Platinum certification, 92 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 6× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
153.90 €
From 3.65 € per month
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: GBz020
FSP ADVAN 1000GM - PC Power Supply
5.0 1×
Add to PC configurator
FSP ADVAN 1000GM
PC Power Supply - 1000 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
146.90 €
Buy
In stock > 5 pcs at the supplier's
Order Code: UDagm6
Corsair RM850x SHIFT (2025) - PC Power Supply
2.3 3×
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Corsair RM850x SHIFT (2025)
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control, power switch and zero RPM mode, 140 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 9× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86.5 × 160 mm (W×H×D)
142.90 €
From 3.39 € per month
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: UY006rms4
Raijintek AMPERE II 1200 Black - PC Power Supply
3 variants
5.0 1×
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Raijintek AMPERE II 1200 Black
PC Power Supply - 1200 W, ATX form factor, 80 PLUS Platinum certification, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 10× Serial ATA 15-pin, 5× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
141.90 €
From 3.37 € per month
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RJat6b
Be quiet! POWER ZONE 2 750W - PC Power Supply
5.0 14×
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Be quiet! POWER ZONE 2 750W
PC Power Supply - 750 W, ATX form factor, 80 PLUS Platinum certification, 94 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 140 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 1× Molex HDD 4-pin connectors, dimensions 150 × 86 × 160 mm (W×H×D)
128.90 €
Buy
In stock > 5 pcs at the supplier's
Order Code: BNpz2a4
Corsair RM750e (2025) White - PC Power Supply
4.4 3×
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Corsair RM750e (2025) White
PC Power Supply - 750 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 4× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
121.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: UY006rmew4a
GIGABYTE AORUS ELITE P850W 80+ Platinum Modular PCIe 5.0 ICE - PC Power Supply
4.8 35×
Add to PC configurator
GIGABYTE AORUS ELITE P850W 80+ Platinum Modular PCIe 5.0 ICE
PC Power Supply - 850 W, ATX form factor, 80 PLUS Platinum certification, 92 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 6× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
Discounted -3 % 121.90 € 126.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: GBz018
Seasonic Focus GX-750 ATX 3.1 - PC Power Supply
3 variants
4.7 42×
Add to PC configurator
Seasonic Focus GX-750 ATX 3.1
PC Power Supply - 750 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control, power switch and zero RPM mode, 135 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 2× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
113.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: UEfga3a3
ADATA XPG CORE REACTOR II 850W - PC Power Supply
3 sizes
4.6 55×
Add to PC configurator
ADATA XPG CORE REACTOR II 850W
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control and power switch, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 6× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
113.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: DUzcr2a7
FSP Fortron DAGGER PRO 650W - PC Power Supply
4.4 13×
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FSP Fortron DAGGER PRO 650W
PC Power Supply - 650 W, SFX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, active PFC, thermal speed control, power switch and zero RPM mode, 92 mm fan size, 2× PCI Express 8-pin / 6+2-pin, 5× Serial ATA 15-pin, 2× Molex HDD 4-pin, 1× Molex HDD 4-pin connectors, dimensions 100 × 63.5 × 125 mm (W×H×D)
Great price 110.90 € Save 2 €
Buy
In stock > 5 pcs at the supplier's
Order Code: UDdp65
FSP ADVAN 850GM - PC Power Supply
Add to PC configurator
FSP ADVAN 850GM
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
109.90 €
Buy
In stock > 5 pcs
Order Code: UDagm5
Raijintek CRATOS 1000 BLACK - PC Power Supply
6 variants
4.6 15×
Add to PC configurator
Raijintek CRATOS 1000 BLACK
PC Power Supply - 1000 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, maximum noise level 20.94 dB, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 3× Molex HDD 4-pin, 1× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
104.90 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RJc6b
Raijintek AMPERE II 850 Black - PC Power Supply
3 variants
5.0 1×
Add to PC configurator
Raijintek AMPERE II 850 Black
PC Power Supply - 850 W, ATX form factor, 80 PLUS Platinum certification, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 10× Serial ATA 15-pin, 5× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
103.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RJat4b
ADATA XPG CORE REACTOR II 750W - PC Power Supply
3 sizes
4.6 55×
Add to PC configurator
ADATA XPG CORE REACTOR II 750W
PC Power Supply - 750 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control and power switch, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 6× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
98.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: DUzcr2a6
Cooler Master ELITE Gold 1000W FM - PC Power Supply
4.7 3×
Add to PC configurator
Cooler Master ELITE Gold 1000W FM
PC Power Supply - 1000 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 6× PCI Express 8-pin / 6+2-pin, 9× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
96.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: CCegfm7
GIGABYTE UD750GM PG5 V2 ICE - PC Power Supply
4.8 8×
Add to PC configurator
GIGABYTE UD750GM PG5 V2 ICE
PC Power Supply - 750 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 3× Molex HDD 4-pin, 1× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
83.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: GBz032
Seasonic Core GX-650 ATX 3.1 White - PC Power Supply
4.7 3×
Add to PC configurator
Seasonic Core GX-650 ATX 3.1 White
PC Power Supply - 650 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control and power switch, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 2× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
83.90 €
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: UEcgx3w
ADATA XPG CORE REACTOR II VE 650W - PC Power Supply
3 sizes
4.9 119×
Add to PC configurator
ADATA XPG CORE REACTOR II VE 650W
PC Power Supply - 650 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control and power switch, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 2× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 2× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
79.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: DUzcr2c4
DeepCool GAMERSTORM PF650X - PC Power Supply
Add to PC configurator
DeepCool GAMERSTORM PF650X
PC Power Supply - 650 W, ATX form factor, 80 PLUS Bronze certification, power switch, 120 mm fan size, 2× EPS/CPU 4+4pin, 2× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 2× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
48.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: DECOgpfx5
Corsair RM850x ATX 3.1 - PC Power Supply
4.9 160×
Add to PC configurator
Corsair RM850x ATX 3.1
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 140 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 160 mm (W×H×D)
-3 % off new 153.90 € New 159.90 €
From 3.65 € per month
Buy
Unsealed - in stock 4 pcs
Order Code: UY006rm85new
Be quiet! PURE POWER 13 M 850W - PC Power Supply
4.9 9×
Add to PC configurator
Be quiet! PURE POWER 13 M 850W
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, 94,4 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 2× Molex HDD 4-pin connectors, dimensions 150 × 86 × 160 mm (W×H×D)
-4 % off new 114.90 € New 119.90 €
Buy
Unsealed - in stock 1 pcs
Order Code: BNpp13m6
Corsair RM650e (2025) - PC Power Supply
4.8 75×
Add to PC configurator
Corsair RM650e (2025)
PC Power Supply - 650 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 4× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
-9 % off new 76.90 € New 84.90 €
Buy
Unsealed - in stock 2 pcs
Order Code: UY006rme3a
THERMALTAKE Toughpower PT 1000W Black - PC Power Supply
Add to PC configurator
THERMALTAKE Toughpower PT 1000W Black
PC Power Supply - 1000 W, ATX form factor, 80 PLUS Platinum certification, 92 % efficiency, detachable cables, thermal speed control and power switch, 135 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 5× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
-6 % off new 151.90 € New 161.90 €
From 3.60 € per month
Buy
Unsealed - in stock 1 pcs
Order Code: TTcpu015
600-650W Modular PSUs 600-650W 700-900W Modular Power Supplies 700-900W Modular PSUs 1000W and Up 1000W and Up How to build your own PC
 

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In the category Modular PSUs on Alza.sk, we currently have a total of 187 products, which you can easily buy online and get quickly delivered. See all of your purchases and make orders on our easy-to-use app.
Check out products sorted by price starting with the lowest price in the category cheap modular PSUs Check out products sorted by price starting with the highest price in the category best sellers, best modular PSUs You’ll find products sorted by reviews starting from the highest ranked in modular PSUs reviews
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