ESI Telephones

ESI Phone Systems

ESI phone systems are a powerful tool around which you can build your organization’s entire telecommunications strategy — and you don’t have to know it all in advance.  The superior communication power that your office needs — today and tomorrow.
esi phone systems

ESI designs and manufactures innovative business telephone systems for workplaces like yours. These exceptional systems — providing digital and IP communications — are easy to use, yet packed with advanced capabilities to enhance your competitive edge, and come in a wide range to fit any budget.

ESI is a privately held corporation with headquarters in Plano, Texas, just outside Dallas. Rapid growth, stable management, and innovative technology have characterized ESI since its founding in 1987.

ESI designs and manufactures high-efficiency, low-cost business communications products. These products have earned numerous product awards from industry publications. ESI develops business communications products targeted to businesses of various sizes (with an emphasis on small- and medium-sized businesses), and markets those products through a diverse Reseller organization that includes a broad cross-section of telephone interconnect companies and independent telephone companies throughout North America.

As an original equipment manufacturer (OEM), ESI has built private-label versions of its products for some of the world’s leading brands in telecommunications, including Comdial, Samsung, Executone and others.

ESI phone systems are used by major companies such as:

  • Coca-Cola
  • Hertz
  • Chase Manhattan Bank
  • Best Buy
  • Holiday Inn
  • Century 21 Realtors
  • Blockbuster Video
  • Fleet Bank
  • Office Depot
  • Hampton Inn
  • Advantage Rent-a-Car
  • Farm Bureau Insurance

Additionally, ESI phone systems have been installed in over 200 nationwide offices of one of the largest agencies in the United States government.ESI IP Server 900
Despite its long list of features, an ESI Communications Server — thanks to famous ESI ease-of-use — is a phone system you’ll find friendly. It says, “Good morning.” It teaches you how to use and program it. It reminds you to change your personal greeting after a trip. And it stands by, ready to assist you whenever you need help. The innovative design of each ESI Communications Server means all vital business communications features you need are built-in — not added-on. A highly advanced, expandable phone system with extensive, unique call-handling features. ESI Phone Systems are a sure bet if you are looking for ease of use and proven stability – all coupled with TelNet’s professional, experienced and friendly staff.