Buy energy efficient
electrical transformers at the best prices

With more than 60 years of experience in the transformer industry, Marcus not only excelled in quality of product and customer service, but also proved to be a leader in innovative technology, customer care and reliability. We remain dedicated to the highest level of service and quality at competitive prices

featured transformers

what makes marcus transformers special

WE PROVIDE CUSTOM PRODUCTS FOR SPECIAL “SENSITIVE” APPLICATIONS, SUCH AS EXTRA QUIET, LOWEST TEMPERATURE RISE, LOW IMPEDANCE, SMALLEST FOOTPRINT, ETC.

WE OFFER BLANKET RELEASES FOR JUST-IN-TIME DELIVERIES. MOST OF OUR TRANSFORMERS ARE “INSTALLER-FRIENDLY”, BOTH TO CONNECT AND TO MOUNT.

ALL TRANSFORMERS ARE MANUFACTURED IN OUR FACTORIES IN NORTH AMERICA. MARCUS TRANSFORMER MODELS MEET THE FOLLOWING AGENCY STANDARDS (WHERE APPLICABLE): UL, CSA, CUL, CE. OUR TESTING LABORATORIES ARE CERTIFIED BY CSA AND ARE THEREFORE COMPLIANT WITH ISO/IEC – 17025 TO EVALUATE AND MANUFACTURE PRODUCTS TO APPLICABLE STANDARDS.

If your application requires a special design not available in stock. Marcus will design, manufacture and deliver your custom-made transformer within 7 days of your request

How to Choose a Transformer

Browse our Transformers