R.M. Stoof was founded on the principle of complete satisfaction. To achieve that goal time after time, we source the products we represent from the top manufacturers in the industry. Our recommendations come from years of research, experience and customer feedback. We trust these companies to live up to their reputations, and you should, too.

Eaton Corporation

Founded in 1911, Eaton is a power management company made up of approximately 85,000 employees, doing business in more than 175 countries. Their energy-efficient products and services help effectively manage electrical, hydraulic and mechanical power more reliably, efficiently, safely and sustainably. Today, the world runs on critical infrastructure and technology–things people depend on every day. The companies behind them depend on Eaton to help solve some of the toughest power management challenges on the planet. Eaton is dedicated to improving people’s lives and the environment with power management technologies that are more reliable, efficient, safe and sustainable.

R.M. Stoof carries these APC products:


Since 1981, APC has become the industry-standard for reliable power and physical IT infrastructure. Now the leading name in IT departments large and small and among our vast community of channel partners, our history of innovation has pushed our products into the global spotlight with infrastructure, management, and data security solutions protecting organizations around the world. As the industry leader in integrated physical infrastructure and software, APC™ by Schneider Electric™ provides reliable and innovative solutions that help keep the power on, and the data flowing.

R.M. Stoof carries these Ametek products:


Founded in 1930, AMETEK, Inc. is a leading global manufacturer of electronic instruments and electromechanical devices, headquartered in Berwyn, Pennsylvania. AMETEK has 17,000 colleagues at more than 150 operating locations, and a global network of sales, service and support locations in 30 countries around the world. The AMETEK Growth Model combines its four growth strategies of Operational Excellence, Strategic Acquisitions, Global & Market Expansion, and New Product Development, with a disciplined focus on cash generation and capital deployment. By executing the AMETEK Growth Model, the company seeks to generate shareholder value by doubling earnings per share over the course of each business cycle.

Trystar Logo

R.M. Stoof carries these Trystar products:


Trystar engineers and manufactures the highest quality commercial and industrial electrical power quality solutions, capitalizing on over 45 years of expertise. A source of pride for Trystar is longevity in the power quality, battery backup, and industrial DC power industry, and in their ability to develop new products and customize existing ones. As an ISO 9001:2015 certified company, Trystar has a reputation for quality, which is reflected in the design, workmanship, and performance of its Troy, Michigan-made products. As part of their commitment to quality, Trystar strives for zero defects and 100% customer satisfaction.

R.M. Stoof carries these BTech products:


BTech’s roots stem from the Singer Corporation, world famous for its sewing machines. When Singer Corporation was sold to Semi-Tech International for their sewing machine business and famous brand name, the engineering team working on battery failure prediction bought the license to the technology and all future patents. In the basement of the former VP of Engineering’s home, BTech was born with the mission to commercialize the technology. Today, BTech has more than 4000 global installations and a proven track record incorporating 24 years’ worth of battery monitoring experience and data.

R.M. Stoof carries these SSI products:


Founded in 1995, SSI aims to be in the top tier of manufacturing corporations in the Surge Protection Device industry, with a desire to establish new standards for quality, performance and design ingenuity. By specializing only in the manufacture of surge protective devices, Surge Suppression, LLC is able to fully focus its energies into creating the highest quality lines of products. Being able to dedicate all research and development efforts into one sector of the power quality industry has enabled SSI to quickly build market share and provide quality products the market demands.

R.M. Stoof carries these Energy Stewards products:

Energy Stewards

Energy Stewards is one of the premier commercial lighting retrofit companies in Pennsylvania. They work with a wide range of commercial and industrial spaces including manufacturing facilities, car dealerships, retail spaces, parking lots, sports complexes, and more. With well over 350 completed lighting projects, Energy Stewards has a track record of exceeding expectations with energy-efficient commercial lighting solutions. Their goal is to save customers energy by supplying the most cost-effective, energy-efficient lights that best suit their needs. Over time, this can maximize return on investment through energy savings, maintenance cost reductions and by securing the maximum available rebates from the utility companies.

FREE Power Assessment

We offer free online power assessments for all customers which includes either an in person or virtual site walk through, mapping of electrical infrastructure capability, load calculation assistance, review of new UPS technologies, discussions regarding connectivity methods and more.