Thermalright KG-850 850W Gold Fully Modular ATX 3.1 PSU
The Thermalright KG-850 850W Gold Fully Modular ATX 3.1 PSU is an 850 W, 80 PLUS Gold certified power supply with fully modular cabling, a 120 mm fan and a body measuring 150 x 140 x 86 mm.
It suits gaming and work PCs that need solid headroom without a messy cable bundle. Because every cable is detachable, you only connect what your build uses, which helps with airflow and tidy cable routing. Browse more power supplies if you want to compare wattages.
Highlights
- 850 W output with 80 PLUS Gold efficiency
- Fully modular cables
- ATX 3.1 power supply
- 120 mm cooling fan
- Protections: OPP, OVP, OTP, OCP, SCP and UVP
- MTBF rated above 100K hours
Best for
- Gaming PCs with a dedicated graphics card that need 850 W of headroom
- Builders who want fully modular cables for clean cable management
- Upgrading an older PSU in a desktop that is getting a more power-hungry GPU
Specifications
| Dimension | L150 mm x W140 mm x H86 mm±5 mm |
|---|---|
| Wattage | 850W |
| Efficiency | 80 PLUS GOLD |
| Modular | Full-Modular |
| Input Voltage | 100-240Vac |
| Input Current | 10A |
| Input Frequency | 50-60Hz |
| Fan Size | 120 mm |
| Operating Temperature | 0-40°C |
| Mtbf | >100K Hours |
| Protections | OPP/OVP/OTP/OCP/SCP/UVP |
Compatibility and related parts
Before ordering, check that your case has room for a PSU measuring 150 x 140 x 86 mm, with some extra space behind it for the modular cables; our PC cases list case specs you can compare. Add up the draw of your CPU and graphics cards to make sure 850 W leaves comfortable headroom. The easiest route is the PC builder, which checks compatibility for you, and PSUs bought as part of a PC build get free assembly and testing. You can also see other Thermalright products.
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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 Thermalright KG-850 fully modular?
Is the Thermalright KG-850 fully modular?
Will the KG-850 fit in my case?
Will the KG-850 fit in my case?
What protections does this PSU have?
What protections does this PSU have?
Does it work on Lebanon's mains power?
Does it work on Lebanon's mains power?
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