What is unique about the RB series cable management?

The RB series features built-in routing channels with Velcro straps on three sides of the housing, allowing you to tuck away excess cables for a cleaner build and better airflow.

Is this power supply modular?

It features a hybrid design where the main power cables are non-modular (but routed through integrated channels), while the SATA and peripheral cables are fully modular to reduce clutter.

Does it support the latest NVIDIA graphics cards?

Yes, it is ATX 3.1 ready and includes a native 12V-2x6 connector, supporting next-gen GPUs with improved safety and power delivery.

Filter

Lian Li RB750 750W 80 Plus Bronze ATX 3.1 modular SATA and peripheral cables Unique cable management system Power Supply

Lian Li RB750 750W 80 Plus Bronze ATX 3.1 modular SATA and peripheral cables Unique cable management system Power Supply

3099 EGP

Part Number RB0750B BLACK EU
Wattage & Efficiency 750W 80 PLUS Bronze
Standards Support ATX 3.1 Ready (Native 12V-2×6)
Modularity Modular Peripherals (Main Cables Fixed)
Cable Management Built-in Routing Channels & Velcro Straps
Fan Type 135 mm HYB Smart Fan
Warranty 5 Years

Only 1 left in stock

Price Match Guarantee

SKU: 840353050426 Category: POWER SUPPLY Tags: 80+, Management, Lian, 840353050426, SATA, Modular, Li, Unique, POWER, ATX 3.1, Lian Li RB series, PSU, AND, RB750, 12V-2x6, 750W, Supply, Peripheral, Native 16 Pin, Bronze Efficiency, cable management, Plus, 3.1, 135mm Fan, BRONZE, ATX, Cables, CABLE, system, 750 Watt, RB0750B BLACK EU Brand: LIAN LI

Lian Li RB750 750W 80 Plus Bronze ATX 3.1 Power Supply

Achieve a cleaner build with the Lian Li RB750. This 750W ATX 3.1 ready power supply features a unique built-in cable routing system and 80 Plus Bronze efficiency, delivering reliable power for modern gaming rigs.

750W

Total Output

Bronze

80 PLUS Efficiency

ATX 3.1

Next-Gen Ready

5 Years

Lian Li Warranty

Smart Routing, Reliable Performance

Integrated Cable Management

The RB series features a built-in deep routing channel and Velcro straps on three sides of the housing. This allows the thick CPU and main power lines to stay neatly organized, improving airflow and providing more room for storage drives.

ATX 3.1 & 12V-2×6 Ready

Fully compliant with the latest industry standards, the RB750 includes a native 12V-2×6 PCIe connector. Engineered to handle high transient loads, it’s ready to power the most demanding modern GPUs with enhanced safety features.

Quiet 135mm HYB Cooling

Equipped with a larger-than-standard 135mm Hydro Dynamic Bearing (HYB) fan. The smart temperature-controlled design ensures superior cooling performance at lower fan speeds, keeping noise levels at a minimum during daily tasks.

Technical Specifications

Feature	Details
Model	RB0750B (750W)
Efficiency	80 PLUS Bronze (Up to 85%)
Compliance	ATX 3.1 & PCIe 5.1
Modularity	Modular SATA & Peripherals (Hybrid)
Fan Spec	135mm HYB Smart Fan (1600 RPM)
Connectors	1x 12V-2×6, 1x MB 24-Pin, 2x CPU 8-Pin, 3x PCIe 6+2-Pin, 8x SATA
Capacitors	High-Quality 105°C Rated
Dimensions (DxWxH)	150 x 86 x 150 mm
Protections	OPP, OVP, SCP, OCP, UVP, OTP
Warranty	5 Years

ℹ️ Technical Note: Secure 12V-2×6 Connection

The 12V-2×6 connector on this PSU features a dual-color housing design. When connecting to your GPU, ensure the blue part of the connector is fully inserted and no longer visible. This visual indicator ensures a secure, tight connection to prevent thermal issues.

Important Notice: All information, specifications, and images provided herein are for reference and illustrative purposes only. Visual representations may not be perfectly accurate. Product specifications, features, and appearance can vary by model and country, and are subject to change without notice by the manufacturer.

If you have suggestions, or if you notice an error or incorrect information in this draft, please help us improve by reporting it directly via our feedback form: Alfrensia.com – Website Feedback & Report Form.

POWER SUPPLY

MODEL	RB 750B
Psu-Cable-Type	NON MODULAR
PSU WATT	750 W
ENERGY EFFICIENT	80 PLUS BRONZE
Protection	OCP, OPP, OTP, OVP, SCP, UVP
PSU Capacitors	Not Specified
DC to DC	YES
Part Number	RB0750B BLACK EU
Warranty	5 Years