We’re CTEC Shack and we’ve been a premier telecommunications equipment supplier in Belvidere, IL, since 2018. We’re a Klein Tools Distributor, and we offer residential and enterprise networking, IT solutions, wireless networking surveys and designs, and much more. We’re proud to be the most knowledgeable provider in our area for residential and enterprise IT solutions. We’re looking forward to partnering with Boone, Winnebago, and Stephenson counties to continue to offer a premier telecommunications experience. We’d like to personally invite you to stop by to view our selection of home audio and video supplies, today! We Supply Klein Tools, Books written by local authors!

Location Facts: Located next to the Fire Station.

Phone: 779-552-8668

Address: 121 S State St, Belvidere, IL 61008

Mon-Fri 11 am – 6 pm
Saturday: 9 am – 4 pm
Sunday: Closed

Products such as:

  • Amplifiers
  • Antenna Rotors
  • Antennas
  • Cables
  • Cell Phone Chargers
  • HDTV Antennas
  • Home Audio Supplies
  • Home Visual Supplies
  • Installation Materials
  • Mounts
  • Network Switches
  • Networking Equipment
  • Plugs
  • Point to Point Bridges
  • SFPs
  • Smart Home Products
  • Splitters
  • Tappers
  • Wireless Access Points
  • Tools
  • Drones
  • 3D Printers
  • Filament
  • Batteries
  • Automotive and Electrical specialty parts


  • Enterprise Networking
  • Internet of Things
  • IT Solutions
  • Residential Cellular Solutions
  • Residential Networking
  • Wireless Networking Designs
  • Wireless Networking Surveys


  • Klein Tools
  • Channel Master
  • RCA
  • TP-Link
  • EXO
  • Monoprice
  • Hillman Automotive and Electrical Parts