Foster Transformer Company

Foster Transformer Company The Standard of Quality in Transformers since 1937. A manufacturer of transformers and other electromagnetic products.

The products are offered in both standard off the shelf and custom designs to meet to unique customer needs.

Regardless of whether your business is: Medical, Industrial Controls and Automation, HVAC, Commercial or Residential App...
06/02/2026

Regardless of whether your business is: Medical, Industrial Controls and Automation, HVAC, Commercial or Residential Appliances, Commercial Lighting Systems, Irrigation, Vending Machines, or Contract Manufacturing, Foster Transformer Company has the experience and know-how to provide you with the optimal solution.

05/26/2026

Designed for industrial battery charging applications including electric lifts, tow motors, floor scrubbers, cart pushers, motorized pallet trucks, golf and industrial carts and other equipment employing lead acid storage batteries.

https://www.foster-transformer.com/

The Foster Transformer Company offers a broad selection of standard Class 2 and SELV Safety Isolating Transformers from ...
05/19/2026

The Foster Transformer Company offers a broad selection of standard Class 2 and SELV Safety Isolating Transformers from 5 VA through 100 VA. Foster Transformer Company also offers a variety of UL Listed and C-UL Certified Class 2 transformers.

Equipped with CNC coil winders, automatic lamination stacking machines, core welders, vacuum pressure impregnation capab...
05/12/2026

Equipped with CNC coil winders, automatic lamination stacking machines, core welders, vacuum pressure impregnation capabilities, and automated test equipment, our Dongguan facility is ideally suited for mid to high volume production.

https://www.foster-transformer.com/about-us/

05/05/2026

We aim to consistently exceed the expectations of our customers by providing innovative and cost effective electronic transformers, power supplies, and electromagnetic components of the highest quality.

https://www.foster-transformer.com/about-us/

With a full range of winding equipment, low cost modular tooling, and access to Foster’s extensive inventory of raw mate...
04/28/2026

With a full range of winding equipment, low cost modular tooling, and access to Foster’s extensive inventory of raw materials, we can quickly evaluate your needs, prepare an estimate and have you back in operation without delay.

Our Cincinnati facility also houses the Kinetics Corporation, a fully equipped tool and die manufacturer. Kinetics Corpo...
04/21/2026

Our Cincinnati facility also houses the Kinetics Corporation, a fully equipped tool and die manufacturer. Kinetics Corporation allows us to manufacture our own tooling, fixtures, and unique production machinery. This cuts lead times and reduces start-up costs for new programs.

https://www.foster-transformer.com/about-us/

What began as a small enterprise operating out of a spare bedroom in the family home grew to become one of the country’s...
04/14/2026

What began as a small enterprise operating out of a spare bedroom in the family home grew to become one of the country’s most recognized names in transformer technology. Over 80 years later, we continue to uphold Arnot Foster’s vision – designing and producing the finest transformers for discerning customers around the world.

https://www.foster-transformer.com/

With a fully equipped Engineering Lab and the close support of Engineering, Purchasing, and Kinetics, our Cincinnati fac...
04/07/2026

With a fully equipped Engineering Lab and the close support of Engineering, Purchasing, and Kinetics, our Cincinnati facility specializes in quick turn, start-up, and low to mid volume production of custom transformers.

https://www.foster-transformer.com/about-us/

Our building was once owned by the Crosley Radio Corporation where Arnot Foster worked before starting Foster Transforme...
03/13/2026

Our building was once owned by the Crosley Radio Corporation where Arnot Foster worked before starting Foster Transformer Company.

It's said that some of the damage to our wooden floors was caused by spilled ammonia from making the IcyBall refrigerators. Whether there's any truth to the tale is lost to time, but certainly this building has many tales to tell, if it only could.

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Address

3820 Colerain Avenue
Cincinnati, OH
45223

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+15136812420

Website

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