Control What Matters with PENN®
For over 100 years, PENN® has helped customers control temperature, pressure and air flow in vital equipment across industries and applications. Our longtime passion for commercial refrigeration leads us to develop ever smarter, more sophisticated control products and solutions…serving ever-expanding customer needs.
We ensure that our PENN® products meet new refrigeration compliances including A2L & A3 standards. We’re here to help you meet your sustainability standards and goals.
You can count on our rugged construction, precision engineering, breadth of selection and ongoing product support. Above all, PENN® brings you peace of mind and the freedom to control your world.
Learn about our legacy
1919
1924
The Penn Electric Machine Company, having made a number of innovations already, was awarded its first patent, for a quick-acting switch mechanism invented by Albert Penn.
1968
Recognizing a 50-year legacy of innovation, the Johnson Service Company acquired PENN® Controls, Inc., expanding its manufacturing capabilities and international business.
1986
PENN® Controls introduced its first electronic modular temperature control, the System 350, a product still manufactured today.
Where we are
We’re not only looking back at PENN®’s 100+ year history. We’re looking forward to embarking on our next century of innovation in controls, with the momentum of our expertise to propel us. Opportunities are available for PENN® to bring reliable controls to restaurants, supermarkets, convenience stores, HVAC applications and beyond. With another 100 years ahead of us, the sky’s the limit for PENN® Controls.