Joliet Technologies can provide the services you need to keep your equipment up and running in top form.

Field Service

Our highly skilled Field Service Engineers perform a wide range of work, from basic commissioning to after hours, emergency breakdowns. A 24 hour “On Call” technical support system is just a phone call away.

Retro-Fit or Replace

Technology is constantly evolving. While frequent maintenance can, for a time, be less costly than replacement, there comes a time when higher labor costs, lack of parts availability, increased risk of downtime, and lower operating efficiencies mean it’s time to invest in newer, more dependable alternatives. We have the experience and know-how to replace your existing, worn out equipment with up-to-date, more efficient, and often more capable, components.

UL 508A Certified Panel Shop

Joliet Technologies is a (Underwriters Laboratories) UL 508A Certified panel shop, Industrial Control Panels & Industrial Control Panels Certified for Canada (cUL).

Custom Electric Control Panel Shop

Joliet Technologies’ shop is a 10,000 square foot, highly efficient facility designed to integrate sales, engineering, assembly and testing of custom electrical control panels. We pride ourselves on providing fully engineered, custom control panels, for all areas of industrial and commercial use.

Joliet Technologies is a (Underwriters Laboratories) UL 508A Certified panel shop, Industrial Control Panels & Industrial Control Panels Certified for Canada (cUL).

Electric Repair Service

We offer repairs on components from dozens of manufacturers. Repairs include boards on AC & DC drives, operator interface devices (HMIs, touch screens), servo controls, servo drives & amplifiers, servo motors, and encoders. All repairs are backed by comprehensive 18-month or two year warranties, depending on component. Evaluation fees are nominal, and are applied toward subsequent repairs.


Joliet Technologies is a complete systems house. We offer complete start-up and commissioning on all of the systems that we sell.

Drive Preventive Maintenance (PM) 

Our Preventive Maintenance Program is great for you and your equipment. PM can identify problem areas of your systems and quite possibly some minor adjustments and upgrades could prevent major problems and heaven forbid DOWNTIME in the future.

How to Maintain a Variable Speed Drive

Do you know how to maintain Variable Frequency Drives (VFDs)? Doing so is easier than you might think. By integrating some simple, logical steps into your preventive maintenance program, you can ensure your drives provide many years of trouble-free service. Before looking at those steps, let’s quickly review what a VFD is and how it works.

Relubrication-Motor Maintenance

Relubricating motor bearings is a low-cost way to improve productivity through reduced downtime.

ESN – Electrical Solutions Network

Joliet Technologies has partnered with Electrical Solutions Network (ESN), in our effects to promote energy efficiency through the use of variable speed drives.