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.

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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

3321 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

In stock

Price Match Guarantee

Delivery to your door

Cairo, Giza & Alexandria within 2–3 business days

Other governorates within 3–5 business days

Business days after order confirmation.

Pick up from our branchFree

Technology Mall, Nasr City. At the branch you can pay via: Cash, Visa, Mastercard, Meeza, InstaPay (CIB bank account). Collect within 48 hours after we confirm your order.

Question about delivery or your order? 01021625421 WhatsApp

Warranty & return terms

SKU: 840353050426 Category: Power Supply Tags: cable management, Plus, 3.1, 135mm Fan, BRONZE, ATX, Cables, CABLE, system, 750 Watt, RB0750B BLACK EU, 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 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 WATT	750 W
Psu-Cable-Type	NON MODULAR
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

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Warranty & Purchase Terms

Warranty for this product: 5 Years (official agent warranty). Details
Immediate replacement: if a manufacturing defect appears at any time during the warranty, the product is replaced with a new one, no repair (except products that need software work). If no replacement is available, you get a full refund with no deductions. Details
Returns: don't need it? Return it within 30 days of purchase, as long as it is sealed, unopened and complete. Details
Inspecting the shipment: before you accept, look at the outer packaging. If the box is badly damaged (torn, wet, crushed or the tape is open) and shows signs of damage, refuse the shipment with the courier and call us right away on 01021625421. Don't open the product box before accepting. Details
After delivery: if you open it and find damage or missing parts inside, call us within 48 hours on 01021625421 and keep the box and photos or an unboxing video. Details
Not covered: misuse (burning, breaking, scratching, removing the warranty sticker), operating systems, software and generic accessories. Details
Important: keep the Alfrensia warranty sticker on the product and all box contents to benefit from the agent's warranty. Details
Payment & delivery: cash on delivery. Cairo, Giza & Alexandria within 2–3 business days, other governorates within 3–5 business days after order confirmation. Details
Refunds: your money is back within 2 business days of receiving the product, by InstaPay, wallet or bank transfer. Details
Your legal rights: all your rights under Egypt's Consumer Protection Law No. 181 of 2018 stay in full; the benefits above come on top. Details