Electric Motor Controls, VFD Solutions & Power Quality Experts Since 1953
Electric Motor Controls, VFD Solutions & Power Quality Experts Since 1953

Roger T. Fritz — Managing Seven Decades of Power‑Engineering Solutions
Born in O’Neill, Nebraska, Roger T. Fritz grew up inside motors, controls, and manufacturing. Engineering wasn’t a career — it was the family language.
Roger’s technical foundation was shaped by:
These mentors built Roger’s mastery of:
Roger’s career took him into the toughest plants in the world:
From Boston to California to Puerto Rico, Roger walked into plants alone — with meters, knowledge, and grit — and got it done.
He didn’t sell theory. He proved results.
He saved companies thousands in electrical power, corrected failing systems, and delivered solutions no boardroom puppet could replicate.
During the 1990s EPRI Power Quality and Tailored Collaboration programs, Roger was recognized as the go‑to specialist in plastics‑industry energy reduction and VFD applications.
EPRI developed full technical reports around Roger’s:
This placed Roger at the center of national research.
Roger became known for doing what others refused to attempt:
He installed the first VFDs in applications where OEMs, consultants, and engineers insisted it could not be done.
These installations became case studies for utilities and manufacturers nationwide.
He performed for top companies including:
In 1984, Roger expanded the Fritz legacy into California by purchasing Blevins Electric and Fuller Electric in Chico.
For eight years, Roger personally trained the owners and technicians who would later run these companies, teaching them:
Today, those companies continue under leadership trained directly by Roger.
Roger served as a primary application expert for PG&E and Southern California Edison, guiding early adoption of:
He trained engineers, contractors, and industrial customers long before VFDs became mainstream.
Global operators issued direct testimonials:
These testimonials are evidence, not marketing.
Roger’s results were so extraordinary that:
formally recognized him for delivering the most impressive energy‑savings results ever recorded in their programs.
In 2012, Massachusetts achieved $5.5 billion in statewide benefits and earned the #1 national ranking for energy efficiency.
Roger’s company delivered one of the largest verified portions of Commercial & Industrial energy‑efficiency results in the entire Mass Save program — a dominant share of the completed savings.
His motor‑system and VFD projects were a major part of the industrial performance that made the record year possible.
Roger maintains direct industry partnerships with over 30,000 first‑tier electrical solution providers on LinkedIn — one of the largest independent engineering networks in the world.
Roger participates in 101 professional engineering groups, representing over 9 million members across electrical engineering, automation, utilities, and industrial technology.
Roger manages 72 company product‑solutions pages on LinkedIn — a massive technical library covering motors, VFDs, soft starters, control panels, power‑quality solutions, and industrial diagnostics.
Roger leads the Nikola Tesla Group, a global engineering community of over 8,000 elite members dedicated to advanced motor‑system design, power‑quality innovation, and real‑world industrial excellence.
Roger provides free monthly classes on subjects most experts avoid:
Thousands attend these classes across his global networks.

The Fritz legacy began in O’Neill, Nebraska, where three brothers — George A. Fritz, Joseph Fritz, and William J. Fritz — returned from military service after World War II and built something extraordinary. With nothing but discipline, skill, and determination, they founded Northwest Electric Motor Service in 1953, a company that would become the backbone of motor‑repair culture across the Midwest.
They were not ordinary electricians. They were problem‑solvers, innovators, and builders.
William J. Fritz — the eldest — became the technical visionary. His work with MIT and NASA on atmospheric electrical research, including a 300‑foot test tower and a 36‑mile conductor loop delivered by train, set engineering standards still respected today.
George and Joseph expanded the legacy into 13 companies, mastering motors, controls, manufacturing, diagnostics, and agricultural machinery. Together, they created a repair culture built on honesty, precision, and American craftsmanship — a culture that shaped the next generation.
Their work wasn’t just business. It was family, duty, and engineering excellence.
This is the foundation that shaped Roger T. Fritz — and the legacy that continues today.

William J. Fritz was an engineer, inventor, and visionary whose work in electrical power, manufacturing, and applied research placed him decades ahead of his era. Born with a natural instinct for machinery and problem‑solving, William’s life took shape through service, discipline, and an unrelenting drive to understand how power moves the world.
After serving in the U.S. military during the rebuilding of Germany following World War II, William developed a mastery of electrical systems under extreme, real‑world conditions. His technical skill and leadership quickly drew national attention, leading to a historic commission from MIT to lead one of the most ambitious electrical research projects of its time.
At the center of this project stood a 300‑foot experimental tower, surrounded by a 36‑mile semi‑circle of electrical conductor delivered by train and installed with military precision. Working in partnership with NASA and leading scientific institutions, William oversaw atmospheric and electrical experiments involving controlled gas releases, aircraft‑based data collection, and early computer‑driven frequency‑control systems housed in a full semi‑trailer mobile lab. The test site in O’Neill, Nebraska—chosen for its vast, flat terrain—became a proving ground for breakthroughs in airflow, induced power, and atmospheric behavior.
This project marked the beginning of a legacy.
William’s passion for innovation inspired his brothers—Joe, Donald, and George, all military‑trained electricians—to join him in building what became one of the most diverse and inventive family enterprises in the Midwest. Together, they founded 13 companies, each rooted in practical engineering and American manufacturing:
Their companies powered farms, factories, and communities across the region, creating jobs, solving real‑world problems, and setting new standards for reliability and craftsmanship.
William J. Fritz was more than an engineer — he was a builder of opportunity. His work blended scientific curiosity with hands‑on practicality, and his influence shaped the next generations of the Fritz family, including the continuation of the electrical and motor‑systems legacy through AC‑DC Hotline and beyond.
His life stands as a testament to American ingenuity: service, innovation, and the courage to build what has never been built before.
When Quality matters
Why US US in plane words
Electric motors don’t run themselves. Power systems don’t fix their own harmonics. Factories don’t stay online by accident.
Behind every reliable plant, every stable motor, every efficient drive system — there is someone who understands the invisible forces that make industry move. For more than seven decades, the Fritz legacy has delivered the knowledge, diagnostics, and engineering precision that modern facilities depend on. This is not theory. This is real‑world power engineering, built by experts who solve the problems others won’t touch.ay something interesting about your business here.
Variable‑frequency drives (VFDs) in oil & gas control motor speed for pumps, compressors, ESPs, and pipeline systems. They reduce energy use, stabilize pressure/flow, and protect motors from harsh duty cycles. HMIs (Human‑Machine Interfaces) give operators real‑time visibility and control over those VFDs — locally or remotely — without needing protocol converters.
VFDs (Variable‑Frequency Drives) are used in every major motor‑driven industrial application, from pumps and fans to mining, oil & gas, manufacturing, HVAC, food processing, and heavy‑torque machinery. They reduce energy use 20–50%, improve process control, and extend equipment life.

Founded in 1953, AC DC Hotline combines decades of electrical expertise with a global supply chain. We provide hands-on support for motor controls, VFDs, soft starters, and more. Led by Director Roger Fritz, our team ensures reliable, practical solutions for industry needs.

We serve industry with top-tier motor controls, VFDs, sensors, and power solutions. Our global network guarantees quick delivery and expert support to keep your operations running smoothly.
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