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Computers and LaptopsHardwareCases and Power SuppliesPower SuppliesModular

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.cz.

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500-550W

600-650W

700-900W

1000W and Up

How to build your own PC

195 Results

Fractal Design Ion 3 1000W Gold - PC Power Supply

5.0 3×

Fractal Design Ion 3 1000W Gold

PC Power Supply - 1000 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, 3× PCI Express 8-pin / 6+2-pin, 10× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 150 mm (W×H×D)

4,259,-

Buy

In stock > 5 pcs

Order Code: CBi3g5

Endorfy Supremo FM6 1000W

PC Power Supply - 1000 W, ATX form factor, 80 PLUS Gold certification, detachable cables and power switch, 120 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, 1× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)

3,449,-

Buy

In stock 4 pcs at the supplier's

Order Code: ENDsfm6a5

4.8 5×

Fractal Design Ion 3 850W Gold

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, 3× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 150 mm (W×H×D)

3,429,-

Buy

In stock > 5 pcs at the supplier's

Order Code: CBi3g4

Raijintek AMPERE II 1200 Black - PC Power Supply

3 variants

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)

3,379,-

Buy

In stock > 5 pcs

Order Code: RJat6b

5.0 3×

MSI MAG A850GL PCIE5 WHITE

PC Power Supply - 850 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, 4× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 4× Molex HDD 4-pin, 1× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)

3,329,-

Buy

In stock > 5 pcs at the supplier's

Order Code: AAma850gl5w

Fractal Design Ion Gold 850 - PC Power Supply

2 variants

4.4 11×

Fractal Design Ion Gold 850

PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, 92 % efficiency, detachable cables, thermal speed control, power switch, DC-DC converters and dual EPS, 140 mm fan size, 2× EPS/CPU 4+4pin, 4× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 150 mm (W×H×D)

3,269,-

Buy

In stock > 5 pcs

Order Code: CB320ig850

Corsair RM1000e (2025) White - PC Power Supply

4.8 5×

Corsair RM1000e (2025) White

PC Power Supply - 1000 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, 3× PCI Express 16-pin, 2× 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)

3,190,- 3,890,-

Buy

In stock > 5 pcs

Order Code: UY006rmew6a

Raijintek AMPERE II 1000 Black - PC Power Supply

3 variants

5.0 1×

Raijintek AMPERE II 1000 Black

PC Power Supply - 1000 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)

3,099,-

Buy

In stock > 5 pcs

Order Code: RJat5b

Raijintek CRATOS 1200 WHITE - PC Power Supply

6 variants

4.5 6×

Raijintek CRATOS 1200 WHITE

PC Power Supply - 1200 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 29.12 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)

Buy with code ALZADNY10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 10 % s kódem ALZADNY10. Klikněte a kód se uplatní automaticky. 2,699,-

2,999,-

Buy

In stock 2 pcs

Order Code: RJc7w

2 variants

Raijintek AMPERE II 850 White

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)

2,579,-

Buy

In stock 3 pcs

Order Code: RJat4w

FSP ADVAN 750GM

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, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)

2,359,-

Buy

In stock 4 pcs

Order Code: UDagm4

Corsair RM750e (2025) White - PC Power Supply

4.4 3×

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, 3× PCI Express 16-pin, 1× 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)

2,290,- 2,790,-

Buy

In stock > 5 pcs

Order Code: UY006rmew4a

Raijintek CRATOS 850 WHITE - PC Power Supply

6 variants

4.7 18×

Raijintek CRATOS 850 WHITE

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, maximum noise level 20.94 dB, 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, 1× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)

2,269,-

Buy

In stock > 5 pcs

Order Code: RJc5w

FSP Fortron VITA GM 650W - PC Power Supply

3 sizes

4.9 92×

FSP Fortron VITA GM 650W

PC Power Supply - 650 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, 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)

2,090,- Save 409,-

Buy

In stock > 5 pcs at the supplier's

Order Code: UDvg3

EVOLVEO G650 80Plus Gold - PC Power Supply

3 variants

3.7 6×

EVOLVEO G650 80Plus Gold

PC Power Supply - 650 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control and power switch, 140 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 2× PCI Express 8-pin / 6+2-pin, 3× Serial ATA 15-pin, 1× Molex HDD 4-pin connectors, dimensions 158 × 85 × 158 mm (W×H×D)

1,990,-

Buy

In stock > 5 pcs

Order Code: UE109a

Corsair RM850x ATX 3.1 - PC Power Supply

4.9 142×

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)

3,569,- New 3,759,-

Buy

Unsealed - in stock 1 pcs

Order Code: UY006rm85new

4.9 58×

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, 3× PCI Express 16-pin, 1× 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)

1,869,-

Buy

Unsealed - in stock 3 pcs

Order Code: UY006rme3a

Corsair RM1000x ATX 3.1 - PC Power Supply

4.8 73×

Corsair RM1000x ATX 3.1

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, 140 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 12× Serial ATA 15-pin, 6× Molex HDD 4-pin connectors, dimensions 150 × 86 × 160 mm (W×H×D)

4,229,- New 4,499,-

Buy

Unsealed - in stock 1 pcs

Order Code: UY006rm9100new

Fractal Design Ion 3 750W Gold

PC Power Supply - 750 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, 2× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 2× Molex HDD 4-pin connectors, dimensions 150 × 86 × 150 mm (W×H×D)

2,999,- New 3,159,-

Buy

Unsealed - in stock 1 pcs

Order Code: CBi3g3

DeepCool GAMERSTORM PS650G

PC Power Supply - 650 W, SFX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables and power switch, 92 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 3× Serial ATA 15-pin, 1× Molex HDD 4-pin connectors, dimensions 125 × 63.5 × 100 mm (W×H×D)

2,469,-

Buy

In stock > 5 pcs at the supplier's

Order Code: DECOgps03

Cooler Master X Silent Edge Platinum 1100 230V

PC Power Supply - 1100 W, ATX form factor, 80 PLUS Platinum certification, 94 % efficiency, detachable cables, power switch and without fan, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 12× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 180 mm (W×H×D)

6,419,-

Buy

In stock > 5 pcs at the supplier's

Order Code: CCxse110

Cooler Master X Mighty 2000

PC Power Supply - 2000 W, ATX form factor, 80 PLUS Platinum certification, 94 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 2× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 12× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 180 mm (W×H×D)

6,429,-

Buy

Ordered on request

Order Code: CCxm200

MSI MPG Ai1300TS PCIE5

PC Power Supply - 1300 W, ATX form factor, 80 PLUS Titanium certification, detachable cables, thermal speed control, power switch and zero RPM mode, 135 mm fan size, 2× EPS/CPU 4+4pin, 2× PCI Express 16-pin, 7× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 190 mm (W×H×D)

9,999,-

Buy

On the way > 5 pcs

Expected 20/04/2026

Order Code: AAzmai1300ts

FSP VITA 850GM White

PC Power Supply - 850 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, 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)

2,649,-

Buy

In stock > 5 pcs at the supplier's

Order Code: UDvg5w

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Modular PSUs

500-550W

600-650W

700-900W

1000W and Up

How to build your own PC

No longer sold

Modular PSUs

In the category Modular PSUs on Alza.cz, we currently have a total of 195 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.

Modular PSUs – proved brands

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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