Why buy Technology Products from us?


We have serviced what we sell since out founding in 1987. Currently we offer the following products lines:


  • HPE servers, upgrades  and replacement parts

  • Dell  upgrades  and replacement parts

Desktop / Office PCs

  • HP, Inc. (HPI) systems, upgrades  and replacement parts

  • Dell  upgrades  and replacement parts


Engineering workstations

  • HP Desktop workstations (Z series)

  • HP mobile workstations (Zbook series)

Firewalls & Security appliances,  & wireless access

  • Most of the Fortinet product line 

  • Cisco firewalls

  • Watchguard, Sonicwall, Palo Alto – candidates for possible replacement

Software & Cloud subscriptions

  • Microsoft Office/365 and operating system products

  • Sophos - endpoint protection (anti-virus)

  • Unitrends  - Enterprise-grade data backup 

  • Acronis – Data backup for small business

  • Trend Micro  - endpoint protection

  • Duo - 2 factor authentication

Power backup systems

  • APC by Schneider

Industrial, data center & phone

  • Getac  ruggedized notebooks & tablets

  • ELO Touch – Touchscreens for industrial use

  • Punch-down blocks, patch cables

  • On-Premises  wiring – subcontracted out

Get a quote on IT Products

Information Technology Product Sales

Computer Network & Security Solution Partners 


Corporate & Government Accounts, please call

for expert product selection, quick quotes and great prices.

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Dominant Systems Corporation

1026 Baker Rd.
Dexter, MI 48108

Proud to be an internet pioneer and the owner of one of the oldest domains on the internet.
Domsys.com was registered on October 3rd, 1990.
© 1990-2018 Dominant Systems Corporation and others.  All rights reserved.