OCZ ZX Series 850W 80+ GOLD PSU Fully Modular PSU

QuickFind: 265709 Mfr part code: OCZ-ZX850W-UN
  • Single 12v Rail with 70 Amps
  • Ultra quiet 140mm cooling fan
  • Fully modular design
  • 80plus gold certified efficiency
  • 12x SATA hard drive connectors

Product Description

OCZ ZX Series 850W 80+ GOLD PSU Fully Modular PSU

The ZX Series is the unsurpassed solution for driving today's Enthusiast and gaming systems.  It has the ability to easily power both NVIDIA SLI and ATI CrossFire modes, supporting even the most power hungry GPUs with multiple GPU configurations.
Industrial-grade yet designed with enthusiasts, gamers and modders in mind, this PSU is stable, robust, and sports a sleek look and the most compact form factor of its class.

Kept ultra-cool with a load-controlled ultra quiet 140mm fan, the ZX Series was engineered to be the quietest PSU available and eliminate distracting noises from your PC.
Highly efficient, featuring up to 92% efficiency at typical load and up to 89% at full load, this leading-edge power supply remains rock solid and powerful while retaining superior efficiency under load.
The OCZ ZX Series provides universal Input and Active PFC (Power Factor Correction) to effectively regulate input voltage across worldwide power grids and maintain an economical, stable supply of power.

Backed with OCZ's 5-year "power swap" warranty, the OCZ ZX Series PSU gives you the ultimate power and peace of mind to ensure the stability, low noise, optimized air flow, and efficiency of your gaming system.

850W Continuous power
Ultra quiet 140mm ball-bearing fan
+12VDC @ 70A Single Rail Design
SLI™ and CrossFire™ support
Fully modular cable management system
150 x 175 x 86mm (W x L x H)
ATX12V v2.2 and EPS12V
80 Plus® Gold Certified
92% Efficiency (Typical Load)
Overvoltage/Overcurrent/Short-Circuit protection
Active PFC
MTBF: 100,000 hours
5 year warranty backed by OCZ's exclusive PowerSwap Warranty replacement program.

Modular Connectors:
· 20+4 pin ATX
· Dual 4+4 pin CPU
· 4 x PCIe 6+2 pin
· 12 x SATA*
· 9 x Molex*
· 1 x Floppy

*Please note that not all can be connected simultaneously

Technical Specification

OCZ ZX Series 850W 80+ GOLD PSU Fully Modular PSU


Width 15 cm
Depth 17.5 cm
Height 8.6 cm
Device Type Power supply - active Power Factor Correction (PFC) - internal
Specification Compliance ATX12V 2.2/ EPS12V
PSU Form Factor ATX


MTBF 100,000 hours
Features Over current protection, over voltage protection, SLI ready, CrossFire ready, short-circuit protection, single 12V rail, fully modular
Cooling System 140 mm fan

Manufacturer Warranty

Service & Support Limited warranty - 5 years
Service & Support Details Limited warranty - 5 years

Power Device

Input Voltage AC 115/230 V
Input Voltage Range AC 100 - 240 V
Frequency Required 50/60 Hz
Power Output Connectors Details 1 x power 24 pin ATX with detachable 4 pin section ¦ 2 x power 8 pin EPS12V with detachable 4 pin ATX12V section ¦ 12 x 15 pin Serial ATA power ¦ 9 x 4 PIN internal power ¦ 1 x 4 PIN mini-power connector ¦ 4 x 8 pin PCI Express power with detachable 2 pin section
Output Voltage +3.3, +5, ±12 V
Power Capacity 850 Watt
Output Current +5V - 30 A ¦ +3.3V - 24 A ¦ +12V - 70 A ¦ -12V - 0.5 A ¦ +5VSB - 3 A
Modular Cable Management Yes
80 PLUS Certification 80 PLUS Gold

Dimensions & Weight

Width 15 cm
Depth 17.5 cm
Height 8.6 cm

Product Reviews

Ask an Owner

OCZ ZX Series 850W 80+ GOLD PSU Fully Modular PSU

Sorry, customer questions are not available for this product.

Product Discussion

OCZ ZX Series 850W 80+ GOLD PSU Fully Modular PSU

Our comments box is a great way for you to view other people's feedback about products on Ebuyer.com, and add your own.

  • This tool is open to everyone.
  • You are responsible for the contents of your comments and any consequences that may arise as a result of them.
  • Comments that contain any of the following will be deleted: terms considered explicit and inappropriate; defamatory, obscene, unlawful, harmful, or offensive.

Sorry, this product is currently out of stock.

Enter your email address below if you would like to be informed when this product is back in stock.

By entering your email address here you are agreeing that you would like to be notified when this product is back in stock and you have read and agree to our privacy policy

Add-ons and Accessories

PSU Accessories

Premium Braided 30cm PSU Extension Cable Kit - Blue

£9.99 inc. vat
£12.99save £3.00
£8.32 ex. vat
£10.82save £2.50