Johnson Controls


Johnson Controls
 is a global diversified technology and industrial leader serving customers in more than 150 countries. Our commitment to sustainability dates back to our roots in 1885, with the invention of the first electric room thermostat. Through our growth strategies and by increasing market share we are committed to delivering value to shareholders and making our customers successful.


Every one of our HVAC controls is created with one thought in mind – to keep people comfortable.  No matter if you’re responsible for a commercial building, a school or a hospital, Johnson Controls will help you create and maintain a comfortable indoor environment.

All of our HVAC controls are field and lab-tested for reliability, durability and efficiency. These products are built to last for a long time. You can count on our engineering expertise for quick and relatively-simple installation. We also have a team of experts who can answer your most difficult questions.

Keeping the world cool for more than 90 years

Refrigeration is vital to food storage and you can depend on Johnson Controls whenever there's a need to keep things cool. We've been in this business for a long time, but we're continuously building on our experience to provide superior control technology for all types of refrigeration and air conditioning equipment. Our rugged, dependable designs and quality construction provide lasting performance.

PENN refrigeration products by Johnson Controls are hard at work in your local supermarket, convenience store, hotel and restaurant every day. From temperature and pressure control, to fan speed control, to lube oil control, every PENN product has one thing in common -- worry free operation.

A421 Electronic Temperature Control

A Look at Our Temperature and Pressure Controls