Parts-HQ is a market leading supplier of replacement parts for a diverse range of products – from consumer electronics and appliances. Through distribution facilities strategically located throughout the world, Parts-HQ supplies new, refurbished exact and compatible alternative parts for nearly 200 top manufacturer brands. With the largest multi-vendor parts inventory in the industry, we provide access to 8+ million parts in our database, helping to ensure you get the parts you need, when you need them.

Filters

Clear All
Price
to

Less than $25

$25-49.99

$50-74.99

$75-99.99

Over $100

Dell OptiPlex 755 Mini-Tower Parts

Model Number Finder

Shop for Your Specific model to find parts that fit
  • Showing 51 Product(s)
341-2271 - 160GB 7200 RPM Serial ATA Internal Hard Drive
$ 28.58 125644 UD303, sata3.0gb S HD, R Dell On Sale
Save $ 9.03
Was 37.61
A1249406 - 1GB Memory Module
$ 9.79 134044 SNPXG700C 1G Dell On Sale
SNPXG700C 1G
Save $ 3.09
Was 12.88
A1249405 - 1GB Memory Module
$ 9.79 134043 SNPXG700C 1G Dell On Sale
SNPXG700C 1G
Save $ 3.09
Was 12.88
M378T2863DZS-CE6 - 1GB Memory Module
$ 9.79 320580 Samsung On Sale
Save $ 3.09
Was 12.88
30R5126 - 1GB Memory Module
$ 9.79 320581 HYNIX HYMP512U64CP8-Y5 AB, M378T2953EZ3-CE6, M378T2953EZ3-CE6, HYS64T128020EU-3S-C. IBM On Sale
Save $ 3.09
Was 12.88
400-AHJG - 1TB Hard Drive Unit
$ 88.79 696625 Dell On Sale
Save $ 28.04
Was 116.83
430-3433 - 2.4/ 5GHZ Wireless 1505 PCI Express Wlan MINI-CARD
$ 69.75 311475 R696K Dell On Sale
Save $ 22.03
Was 91.78
A0108015 - 200GB 7200 RPM USB 2.0 Automatic Backup System
$ 106.50 139799 A0108015 UBASE2-200.0 Dell On Sale
Save $ 33.63
Was 140.13
342-1007 - 250GB 7200 RPM Serial ATA Hard Drive
$ 49.75 311413 F405T Dell On Sale
Save $ 15.71
Was 65.46
F405T - 250GB 7200 RPM Serial ATA Hard Drive
$ 49.75 312116 Dell On Sale
Save $ 15.71
Was 65.46
341-2272 - 250GB 7200 RPM Serial ATA II Internal Hard Drive
$ 49.75 125645 UD313, 250GB SATA3.0GB S HDD, R Dell On Sale
Save $ 15.71
Was 65.46
320-5892 - 256MB Radeon HD 2400 PRO Half Height Graphics Card
$ 35.76 129903 256 MB Radeon HD 2400 Pro Low-Profile PCI-Express x16 Graphics Card Dell On Sale
256 MB Radeon HD 2400 Pro Low-Profile PCI-Express x16 Graphics Card
Save $ 11.29
Was 47.05
JM596 - 256MB Radeon HD 2400 PRO Half Height Graphics Card
$ 35.76 135289 Dell On Sale
Save $ 11.29
Was 47.05
320-5889 - 256MB Radeon HD 2400 XT Full Height, Graphics Card
$ 14.18 129901 Dell On Sale
Save $ 4.48
Was 18.66
320-5890 - 256MB Radeon HD 2400 XT Low Profile Graphics Card
$ 35.76 129902 Dell On Sale
Save $ 11.29
Was 47.05
XX355 - 256MB Radeon HD 2400 XT Low Profile Graphics Card
$ 19.79 148596 CRD, GRPHC, 2400, XT, LP, OPGA5, 2 Dell On Sale
CRD GRPHC 2400 XT LP OPGA5 2
Save $ 6.25
Was 26.04
320-5739 - 256MB Video Card ATI Radeon HD 2400 PRO
$ 24.79 352296 Dell On Sale
Save $ 7.83
Was 32.62
A1249404 - 2GB Memory Module
$ 27.72 134042 Dell On Sale
Save $ 8.75
Was 36.47
KTD-DM8400C6/2G - 2GB Memory Module
$ 44.70 347919 KTD-DM8400C62G KINGSTON On Sale
Save $ 14.12
Was 58.82
A1302689 - 2GB Memory Module (Sdram DDR2)
$ 44.70 134521 Dell On Sale
Save $ 14.12
Was 58.82