Congratulations! You have successfully installed your Zen Cart® E-Commerce Solution.

Welcome Guest! Would you like to log yourself in?

We are E System Sales, Inc. 

You can count on us to provide new Vertical/Vodavi phone system sales, plus replacement phones and hardware for most any Vertical or Vodavi phone systems.

Vodavi Vertical Phone System Sales

The latest phone systems manufactured by Vertical/Vodavi are the Vertical SBX IP and the Vertical Summit for small to large business. Click Here.

Vodavi Phones

Vodavi Digital Phones

We have in stock a large se;ection of replacement phones for most any Vodavi or Vertical Phone System new or older models. Click Here to find your phone.

Vodavi Cordless Phone

We have the latest cordless phone available manufactured by Vertical compatible with most of the latest Vertical and Vodavi Phone Systems. Be advised the latest software revision mey be required

Expansion Cards

We have available expansion cards available for most any Vertical or Vodavi Phone System in existance today in-stock.

Caller ID

All of the latest Vodavi and Vertical phone systems support caller ID provided from the service provider. Not caller the Caller ID service must be provided by your service provider


The new Vertical phone system support VoIP mostly in two formats. The first format is the cost savings in what is known as SIP trunking. The second format is phones or extensions can be connected to a phone system via a computer network or over the internet a distan locations.

Contact Us

Contact ESSI
32204 Castaic Rd
Suite P208
Castaic, CA 91384

Your IP Address is:
Copyright © 2020 =ESSI= Vodavi Phone Sales 800 619 9566. Powered by Zen Cart