Lian Li Launches RB Series PSUs with Clean Design and Quiet Efficiency

Expert Verified By

ATX 3.1 Ready for Next-Gen GPUs

[Press Release] Lian Li has unveiled the RB Series Power Supply Units, available in 550W, 650W, and 750W models with 80 PLUS® Bronze certification for up to 85% efficiency. Built for clean performance and tidy setups, the RB Series features a semi-modular layout and an integrated cable management system with grooves and Velcro straps, helping users maintain neat builds and unobstructed airflow.

Compliant with Intel’s ATX 3.1 standard, the 650W and 750W models include a PCIe Gen 5.1 12V-2×6 connector delivering up to 450W for next-gen GPUs. The 750W unit adds a 12V-2×6 to PCIe 6+2-pin cable, ideal for multi-GPU or AMD setups. With a single +12V rail and DC-to-DC conversion, the PSU ensures stable voltage and efficient power delivery under heavy loads.

A 135mm FDB fan keeps noise levels low, ranging from 33.2 dBA to 40.1 dBA, while maintaining consistent cooling. Each unit is rated for continuous operation up to 40°C and includes full protection features like OPP, OVP, SCP, OCP, UVP, and OTP.

The RB Series launches October 17, 2025, in black, priced at $49.99 (550W), $59.99 (650W), and $69.99 (750W).

Was our article helpful? 👨‍💻

Thank you! Please share your positive feedback. 🔋

How could we improve this post? Please Help us. 😔

Gear Up For Latest News

Get exclusive gaming & tech news before it drops. Sign up today!

Join Our Community

Still having issues? Join the Tech4Gamers Forum for expert help and community support!

Latest News

Join Our Community

104,000FansLike
32,122FollowersFollow

Trending

Up To 80% Of Global AAA Game Launch Sales On Consoles Comes From PlayStation, Analyst Claims

A renowned industry analyst clarifies that up to 80% of AAA game launch console sales come from PlayStation rather than Xbox.

GTA 6 Made $1 Billion In Pre-Order Revenue In Its First Hour, Report Reveals

A new report reveals that GTA 6 has earned over $1 billion in pre-order revenue in its first hour alone, breaking industry records.

Elder Scrolls And Fallout Sequels Will Disappoint Fans Due To Shorter Dev Cycle, Says Skyrim Lead

Skyrim lead designer Bruce Nesmith has stated that Microsoft's plan to accelerate Elder Scrolls and Fallout sequels will disappoint fans.

Assassin’s Creed Black Flag Resynced Has Been Developed By 15 Ubisoft Teams

Ubisoft reportedly had 15 different teams working on Assassin's Creed Black Flag Resynced, deploying big resources into the remake.

Xbox Dismisses Claim That PS5 Has 8x More GTA 6 Pre-Orders: “Wait For Real Data”

An Xbox spokesperson has revealed that PlayStation isn't outnumbering the company 8:1 in GTA 6 pre-orders like previous reports stated.