GuidesWikiWhat Is A Modular PSU?

What Is A Modular PSU? [Pros & Cons]

A modular PSU is a PC power supply unit where some or all power cables are detachable, reducing the clutter.

Expert Verified By

While building a dream PC, a modular PSU stands out for its flexibility. It allows greater customization and provides the best airflow, reducing cable clutter. Let’s find out what makes modular PSUs a preferred choice for many PC builders.


Key Takeaways

  • A PC power supply where some or all of the power cables are detachable is known as a modular power supply.
  • A modular PSU offers better cable management, aesthetics, and a higher price tag.
  • The non-modular power supply is relatively cheap, but the semi-modular provides a balance of flexibility and efficiency.

What Is A Modular PSU?

Modular Bay (Image By Tech4Gamers)
Modular Bay On The MSI MPG A850G 850W (Image By Tech4Gamers)

A modular PSU is a PC power supply unit where some or all power cables are detachable. Unlike the traditional PSUs with fixed cabling, its designs allow users to connect only the necessary cables[1].

This PSU is the same as any other power supply, with differences only in the cable design[2]. It’s a good choice for those who usually upgrade their systems, saving time and effort[3].

Advantages And Disadvantages Of Modular PSU

AdvantageDisadvantage
โœ… Better Cable ManagementโŒ Higher Price
โœ… Lower TemperatureโŒ Slightly Lower Efficiency & Reliability
โœ… Easy Management
โœ… Higher Airflow

Before purchasing a modular power supply, consider its wattage, 80+ and Cybenetics rating, brand reputation, and cable configuration[3]. Your goal should be to get a PSU that matches the needs of your PC and should be efficient as per the requirement.

Modular Vs Semi-Modular Vs Non-Modular PSUs

PSU TypeDescriptionProsCons
ModularAll cables are detachableFlexible and cleaner aesthetics
Expensive and complex for beginners
Semi-ModularPower and motherboard cable are fixed, others are detachableGood balance of flexibility and costHigher cost than non-modular and lower flexibility than modular
Non-ModularAll cables are permanently attached to PSUReliable and cheaper optionLimited customization and poor space management

Modular PSUs have become increasingly popular among gamers for their flexibility and cable management[4]. Whether you’re building a PC or want a cleaner-looking system, they are worth it.

More Resources By Tech4Gamers:

References:

  1. be quiet! PSU guide – Update July 2023. (n.d.). Be Quiet! https://www.bequiet.com/en/insidebequiet/4636
  2. PC Power Supply: How to Choose the Right One for You. (n.d.). Intel. Retrieved May 21, 2024, from https://www.intel.com/content/www/us/en/gaming/resources/power-supply.html
  3. How to Pick a Power Supply | CORSAIR: EXPLORER. (n.d.). https://www.corsair.com/us/en/explorer/diy-builder/power-supply-units/how-to-pick-a-power-supply/
  4. G. (2023, December 20). What is a Power Supply Unit (PSU)? GeeksforGeeks. https://www.geeksforgeeks.org/what-is-power-supply-unit-psu/

Frequently Asked Questions

What is PSU modularity?

It refers to the degree to which the cables connecting a PSU to the rig’s components are detachable.

What is better, modular or semi-modular PSU?

Modular suits those who prioritize pleasing aesthetics and organization, whereas semi-modular is a good blend of cheaper cost and flexibility.

Was our article helpful? ๐Ÿ‘จโ€๐Ÿ’ป

Thank you! Please share your positive feedback. ๐Ÿ”‹

How could we improve this post? Please Help us. ๐Ÿ˜”

Related articles

PSU Voltage Ripple [Explained]

A PSU voltage ripple is the unwanted fluctuation in the DC voltage output of a power supply unit which means the output has an AC component.

PSU Rails Guide: Single Rail vs Multiple Rail

PSU rails are the pathways within the power supply that carries the specific voltages. The most common PSU rails are +12V, +5V, and +3.3V.

What Is Cybenetics Certification In Power Supplies?

Cybenetics certification is a new set of standards for evaluating the efficiency of an AC-DC PSU while also considering noise levels.

Power Supply 80+ Certification [Explained]

80+ certification is a voluntary standard for PSUs, indicating their efficiency in converting AC power to DC power.

PSU Efficiency [What, Why & How]

PSU efficiency refers to how effectively a PSU converts the AC power from the inlet into the DC power for your system needs.

Similar Guides