Isolation Transformers Manufacturers in New York

Founded in 1946, Sag Harbor Industries is your partner for faster, better & more economical electric transformers & assemblies – going beyond just simple components. Low-High voltage, single & 3 phase, miniature to ultra mini, ignition transformers, negative ion power supplies, ferrite core toroidal transformers – everything for custom built transformers, power supplies & chokes up to 5 KVA max.

At Bridgeport Magnetics, we manufacture electric transformers for customers who need dependable power handling, voltage control, and consistent performance in demanding electrical applications. Our company works with businesses that rely on transformers for system stability, operations, and long term reliability. We focus on quality workmanship, responsive service, and practical manufacturing support that helps customers move from specifications to finished transformer solutions with confidence.

For three decades, J.R. Merritt Controls has been a leading voice in the evolution of industrial control and human interface solutions, helping our customers experience heightened levels of machine operator productivity, comfort and safety. We pledge to remain dedicated to providing innovative application solutions and products of unmatched quality and durability.

Torelco LLC manufactures toroidal transformers and current transformers along with other transformer components. Additionally, we produce custom transformers to meet your exacting requirements.

With over 40 years of experience, we’ve designed and manufactured a wide array of mid- to high-frequency electronic transformers in numerous sizes and shapes. We specialize in toroidal, pot core, e core and bobbin-based transformers, as well as baluns, chokes, bar chokes and more. Plus, our winding specialists can manufacture components that fit into even the smallest spaces.

Our lighting electronic transformers are state of the art in construction, components and engineering. Low voltage transformers at CAST come in a variety of models including our Master Series, Journeymen Series, Power Pro Series and Export Series. We also have Mini Transformers for special applications.

At CES Transformers, we dedicate ourselves to designing and manufacturing high-quality electric transformers that power industrial, commercial, and utility applications across the nation. We take pride in combining advanced engineering with decades of hands-on expertise to deliver reliable performance and lasting value. Every transformer we build reflects our commitment to precision, safety, and energy efficiency.