UltraProducts.com

Hardware Secrets - X4 500W"Ultra X4 500 W is a very good 500 W power supply, being able to really deliver 500 W at very high temperatures, efficiency between 82% and 86%, voltages very close to their nominal values and very little noise and ripple. The full modular cabling system...."Read the full review
HardwareHeaven - X4 500W"The quality of the Ultra X4 500W is very good overall. The company chose a relatively simple base design but have incorporated high quality components, such as capacitors from Teapo and a Young Lin cooling fan with proven reliability..."Read the full review
BCCHardware - X4 500W"The Ultra Products X4 500W PSU is a solid piece of kit in a nice tidy package..."Read the full review
Overclock3D - X4 600W"The X4 600w showed immense stability that even bests PSU's that have walked away from Overclock3D with "Editors Choice" awards..."Read the full review
Pro Clockers - X4 600W/850W"The X4 performance number were well in the range of being acceptable..."Read the full review
Bona Fide Reviews - X4 750W"So overall the X4 is a decent PSU with a lot of great features. The fact that it is fully modular is a very nice feature, many PSUs claim to be modular but only some of the cables are. The X4 includes more than enough connectors..."Read the full review
HardwareHeaven - X4 750W"The overall performance of the Ultra X4 750W is very positive ... enthusiasts will enjoy the good electrical efficiency and the voltage regulation capabilities of this unit..."Read the full review
Big Bruin - X4 850W"With the X4 series of modular power supplies, Ultra Products is back on the scene that they started. The strong electrical specifications, low noise operation, fully modular cables, and 80 Plus efficiency..."Read the full review
Club Overclocker - X4 850W"With the X4 850 W power supply, Ultra has raised the bar for mid range power supplies..."Read the full review
Overclockers Online - X4 850W"When it comes down to it, the X4 is truly a worthy contender to the more established giants in the market and an excellent buy for anyone looking for a high end, attractive looking and with a feature list to match..."Read the full review
TechwareLabs - X4 850W"...So overall the power supply had a very solid performance."Read the full review
Oh Gizmo! - X4 850W"In addition to providing your gaming rig with the power it needs, the X4 also promises to protect your other components. One of the easiest ways..."Read the full review
TweakNews - X4 850W"The Ultra Products X4 850W power supply has a lot to recommend it..."Read the full review
Hardware Canucks - X4 850W"One thing that hasn’t changed is Ultra’s dedication to releasing successive generations of power supplies..."Read the full review
Best Case Scenario - X4 1050W"This is one of the strongest power supplies to ever cross my desk..."Read the full review
Overclockers Club - X4 1050W"The Ultra X4 1050W is very well put together with a great set of accessories and performance to match..."Read the full review
FutureLooks - X4 1050W"Ultra’s return from litigation to the world of building power supplies can be hailed as a success, and a welcome one at that. Their latest X4 line of power supplies..."Read the full review
BCCHardware - X4 1200W"The Ultra Products X4 1200W PSU is a beast in a small package..."Read the full review
Pureoverclock - X4 1200W"The Ultra X4 1200W is a very sleek power supply that delivers solid features and good performance when heavily loaded with a case full of power-hungry components..."Read the full review
HardwareHeaven - X4 1200W"The Ultra X4 1200W is a very well balanced high output PSU which will please any hardcore enthusiast and overclockers with its brilliant voltage regulation performance and very strong 12V line..."Read the full review
Overclock Intelligence Agency - X4 1200W"The Ultra X4 generation power supplies continue the tradition of high quality, maximum power units that we've seen from the X3 series over the past two years..."Read the full review