Skip to main content
Lian Li RB 750W Power Supply-80 Plus Bronze-ATX 3.1-Black-RB750B
Lian Li

Lian Li RB 750W Power Supply-80 Plus Bronze-ATX 3.1-Black-RB750B

Bottom line: The Lian Li RB 750W Power Supply-80 Plus Bronze-ATX 3.1-Black-RB750B is a specs-and-price decision rather than a crowd-consensus one in the power supplies category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Check price on Amazon

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

Check price on Amazon → Compare to similar power supplies

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

Pros & Cons

Pros

  • ✓ 5-Year Warranty.
  • ✓ Backed by Lian Li's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Related Products

Other products in this category you may like:

SpecPicks Verdict

SpecPicks scored Lian Li RB 750W Power Supply-80 Plus Bronze-ATX 3.1-Black-RB750B using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies category. Lian Li's power supplies lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Reliable 750W Power for Modern Builds: 80 PLUS Bronze efficiency for everyday gaming/creator PCs; stable output and active PFC to help keep power delivery consistent.
  • ATX 3.1 Platform + PCIe 5.1 Ready: Built to the ATX 3.1 standard. (Include a native 12V-2x6 cable)
  • Integrated Cable Management: Built-in routing channels + Velcro straps on the PSU housing help you tuck excess cable length for a cleaner back-side layout and better airflow.
  • Quiet Cooling: 135mm hydraulic-bearing fan optimized for low noise, providing efficient cooling and quiet operation under typical use.
  • 5-Year Warranty.

Full Specifications

BrandLian Li
Wattage750 watts
Model NameRB750B
Unit Count1 Count
Form FactorATX
Model NumberRB0750B
Quiet Cooling135mm hydraulic-bearing fan optimized for low noise, providing efficient cooling and quiet operation under typical use.
Built-In MediaLian-Li Lian Li RB 750W Bronze
Connector TypeATX
Cooling MethodAir
Number of Fans1
Output Wattage750 watts
Item Dimensions5.91 x 3.39 x 5.91 inches
Mfr Part NumberRB0750B
Number of Items1
Compatible DevicesDesktop Computer
Power Supply DesignNon-Modular
Warranty Description5 Year
Maximum Input Voltage240 volts_of_alternating_current
Item dimensions L x W x H5.91 x 3.39 x 5.91 inches

Ready to buy?

Lian Li RB 750W Power Supply-80 Plus Bronze-ATX 3.1-Black-RB750B is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

Related Power Supplies

Keep exploring SpecPicks

Other buying guides

Browse the catalog

Editorial

More guides & deep dives from the SpecPicks archive

Browse all articles & guides →

More reviews from the SpecPicks archive

Browse all reviews →

Earliest SpecPicks reviews

Browse full archive →
Lian Li RB 750W Power Supply-80 Plus Bronze-ATX 3.1-Black-RB750B
View on Amazon →