For 50 years, Zonatherm has delivered mission critical solutions in the critical power and cooling industry. We are the exclusive manufacturer's representative in the Chicagoland area for Generac Industrial Power and Liebert/Vertiv, the largest supplier of Uninterruptible Power Systems (UPS) and Precision Air Conditioning. In addition to these brands, we represent Panasonic's VRF line and Vycon Energy. We pride ourselves on doing the job right and have developed a strong reputation in the industry.


Vertiv designs, builds, and services critical infrastructure that enables vital applications. From data centers to communication networks to commercial facilities - Vertiv has you covered.

Vertiv supports today's growing mobile and cloud computing markets with power, thermal, and infrastructure management solutions.

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Starline Track Busway is a revolutionary, overhead power distribution system that is available in various sizes from 40 to 1200 amps. The systems most unique feature includes a continuous access slot, meaning power can be tapped at any location. This flexibility makes it the ideal solution for environments that are looking to expand or have the ability to change layouts; or those who would simply like to have these options available for the future.



Generac did not become one of the largest generator manufacturers and suppliers by accident. For more than five decades, Generac has driven innovation in the industry by considering generators from a unique perspective—yours. Generac evaluated the common problems involved in specifying, configuring, installing, and maintaining generators and created unique solutions to make choosing Generac the best choice.



Panasonic offers a wide range of versatile heating and cooling solutions including single-split systems, multi-split systems, ECOi VRF systems, controls and accessories. Panasonic has been developing innovative HVAC products since 1958 - notably in 1989 pioneering the development of the "World’s First" Heat Recovery Variable Refrigerant Flow System - giving the industry the ability to simultaneously heat and cool.  Installing Panasonic means you’re partnering with a trusted brand renowned for well-designed solutions, innovative technologies and unparalleled service and support.