SKU: 42114851503

Antec CSK850 PRO 850W Semi-Modular ATX 3.1 Power Supply, PCIe 5.1 Ready with 12V 2x6 Connector, 80 Plus Bronze Certified, Quiet 120mm Fan, 5-Year Warranty

Sale price$75.97 Regular price$84.41
Save 10%

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Antec CSK850 PRO 850W Semi-Modular ATX 3.1 Power Supply, PCIe 5.1 Ready with 12V 2x6 Connector, 80 Plus Bronze Certified, Quiet 120mm Fan, 5-Year WarrantyThe Antec CSK850 PRO is an 850 W semi modular power supply designed for modern gaming and high performance PCs. Compliant with the ATX 3. 1 standard and PCIe 5. 1 ready, it supports the latest graphics cards through its native 12V 2x6 (12VHPWR) connector. Featuring 80 Plus Bronze efficiency and advanced CircuitShield protection, this PSU ensures reliable, efficient, and safe power delivery. Its compact design, quiet 120 mm fan with intelligent thermal

The Antec CSK850 PRO is an 850 W semi-modular power supply designed for modern gaming and high-performance PCs. Compliant with the ATX 3.1 standard and PCIe 5.1 ready, it supports the latest graphics cards through its native 12V 2x6 (12VHPWR) connector. Featuring 80 Plus Bronze efficiency and advanced CircuitShield™ protection, this PSU ensures reliable, efficient, and safe power delivery. Its compact design, quiet 120 mm fan with intelligent thermal control, and semi-modular cables make installation easy and improve system airflow. Backed by a 5-year warranty, it is a future-proof choice for demanding PC builds.

Full Specifications

Model:
CSK850 PRO

MPN:
0-761345-20071-4

Form Factor:
ATX 12V 3.1 semi-modular

Wattage:
850 W continuous

Efficiency:
80 Plus Bronze (up to ~90%)

ATX Standard:
ATX 3.1

PCIe Support:
PCIe 5.1 native 12V 2x6 GPU connector

Protection Features (CircuitShield™):
OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO

Cooling:
120 mm silent fan with thermal manager fan speed control

PFC:
Active PFC

Power Good Signal:
100–150 ms

Input Voltage:
200–240 V AC, 12 A max, 50–60 Hz

Dimensions (L x W x H):
140 x 150 x 86 mm

Net Weight:
Approximately 1.95 kg

Connectors:
1 x 24-pin ATX main
1 x 16-pin (12+4) PCIe 5.1 (12VHPWR, up to 600 W)
2 x 8-pin (4+4) CPU EPS
4 x 8-pin (6+2) PCIe
6 x SATA
3 x Molex

Operating Temperature:
0–40 °C

Certifications:
TUV, CB, RCM, CE, BIS, UKCA, KC

Warranty:
5 years
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 42114851503

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.4 ★★★★★
Based on 217 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
L
Verified Purchase
Lauren
Pawtucket, US
★★★★★ 5
Amazing Jewelry Travel Case
I bought this jewelry case for traveling on a cruise and I absolutely LOVE IT! When I purchased it I didn’t know if it would actually fit all the jewelry I wanted to bring but this box definitely impressed me! It fit all my regular jewelry plus more bc you know us woman love to coordinate with our outfits lol the case/box is sturdy! It didn’t break or even dent throughout my travels. It comes with different pieces to help organize and separate jewelry but it is removable if needed which I had to do bc one of my necklaces is really big. The case fit perfectly in my carry on luggage and didn’t take up much room at all which helped me a lot. I got the black case and I just love how simple and sleek it looks. This is definitely a must have if you need to travel with jewelry and are concerned about things getting damaged, this case keeps them safe and it’s definitely a great value for your money!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 15, 2024
M
Verified Purchase
Missy
Whiting, US
★★★★★ 5
Cute
Wish it was a bit bigger. Currently works for what I was looking for.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 19, 2026
M
Verified Purchase
Mojooooo
San Leandro, US
★★★★★ 5
Perfect!! I’m obsessed!
Size: Medium (6.8"W*4.4"D*2.2"H), Color: Beige
So cute and great for travel! Lots of organization areas, easy to use, very durable and not made cheap, the zipper closes just fine and it’s compact for traveling or storing under the sink.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2026
P
Verified Purchase
Parish
Alexandria, US
★★★★★ 5
Jewelry travel case
Size: Medium (6.8"W*4.4"D*2.2"H), Color: Blue
Well made. Useful for youth girls, lots of space for earing jobs, chains, rings. It's compact travel case very cute.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 22, 2026
A
Verified Purchase
Andrea C
Grantham, US
★★★★★ 5
Great little jewelry box!
Size: Medium (6.8"W*4.4"D*2.2"H), Color: Beige
Great little jewelry box for quick vacations! Lots of compartments so my jewelry doesn't get lost or tangled! Love the pouch for bracelets, the hooks for my necklaces, the little board with holes for my earrings and the slots for my rings. Made really well and pretty also! Would make a Nice gift!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026

recommand products