Lian Li RS Gold 1200W Fully Modular Low-Noise ATX 3.1 Black PSU with RS Hub
The Lian Li RS Gold 1200W Fully Modular Low-Noise ATX 3.1 Black PSU with RS Hub is a 1200 W ATX 3.1 power supply rated 80 PLUS Gold, Cybenetics Platinum and PPLP Gold. It has fully modular cables, a 135mm FDB fan with a fanless mode, and a compact 150 mm deep SECC steel housing.
It suits high-end gaming and workstation builds that need plenty of headroom on the +12V rail, especially if you want a quiet system and clean cable routing. Browse more Lian Li products if you are matching it with a Lian Li case or fans.
Highlights
- 1200 W maximum DC output on the combined +12V rail
- ATX 3.1 standard
- 80 PLUS Gold / Cybenetics Platinum / PPLP Gold efficiency
- Fully modular DC output cables
- 135mm FDB fan with fanless mode
- Protections: OCP, OVP, OTP, OPP, SCP, UVP, NLP, SIP
Best for
- High-power gaming PCs with a demanding graphics card
- Quiet builds that benefit from a fanless mode at low load
- Clean, cable-managed builds using only the cables you need
- Upgrading an older PSU to the ATX 3.1 standard
Specifications
| With Hub | Yes | Yes | No |
|---|---|
| Atx12v version | ATX 3.1 |
| Efficiency | 80 PLUS Gold / Cybenetics Platinum / PPLP Gold |
| Dc output cable | Full-Modular |
| Dimensions | (D)150 mm X (W)86 mm X (H)150 mm |
| Material | SECC |
| Input rating | 100-240Vac 15-8A, 50-60Hz |
| Max. dc output | 1200W | 1000W |
| Combined +12v | 1200W | 1000W |
| Combined +3.3v & +5v | 100W |
| Fan spec | 135mm FDB Fan |
| Fan rpm | 2400rpm | 1600rpm |
| Fanless mode | YES |
| Mtbf | 100,000 hrs minimum 25℃/75% Load |
| Protection | OCP,OVP,OTP,OPP,SCP,UVP,NLP,SIP |
| Working temperature | 0-40℃ |
Compatibility and related parts
Before buying, check that your case takes an ATX power supply with room for a unit measuring 150 mm deep, 86 mm high and 150 mm wide, plus space behind it for modular cables; our PC cases list case specs to compare. Make sure the 1200 W output gives comfortable headroom for your graphics card and CPU. The PC builder checks compatibility for you, and buying it as part of a build includes free assembly and testing. You can also compare other power supplies.
Couldn't load pickup availability
Warranty
Warranty
- All products come with a 1-year official local warranty, unless mentioned otherwise.
- Accessories (such as cables, covers, power banks, etc.) are not covered under warranty.
- Please check your item at the time of delivery—you may refuse the order if you notice any damage.
- The warranty provided is an official local manufacturer warranty.
- Apple products include both local and international warranty, as per Apple’s policy.
Shipping & Returns
Shipping & Returns
• Shipping: Orders are processed within 0–2 business days. Standard delivery takes 0–5 business days depending on your location.
• Returns: You may return or exchange products within 10 days of receiving your order. Items must be in original condition with proof of purchase.
If your item is defective or damaged due to manufacturing issues, we’ll gladly replace it at no additional cost.
No advance payments required—even for preorders. Pay on delivery or cancel anytime, hassle-free.
FAQs
Is the Lian Li RS Gold 1200W fully modular?
Is the Lian Li RS Gold 1200W fully modular?
Will it fit in my case?
Will it fit in my case?
Is this PSU quiet?
Is this PSU quiet?
What protections does it have?
What protections does it have?
Why OutGeeked
Genuine tech, delivered across Lebanon.
- 4,700+products across phones, laptops, gaming and more
- 370+brands, every item brand-new and genuine
- 1 yearwarranty on most phones, laptops and gadgets
- Cashon delivery, anywhere in Lebanon
Not sure which one to pick?
Message a real person on WhatsApp. Send the model you're considering and we'll help you compare.
Chat on WhatsApp- Hours · Mon–Fri, 10am–6pm
- Call · +961 71 906 011
- Email · sales@outgeeked.net
- Contact page

