Signal Transformer Co., founded in 1955 and headquartered in Inwood, New York, is a leading manufacturer of standard and custom magnetics including transformers, inductors, and chokes. The company serves a wide range of industries such as industrial automation, power supplies, medical equipment, and lighting. Its comprehensive product line covers low-frequency 50/60 Hz power transformers, high-frequency magnetics, and various inductor types. Specific series include the internationally approved One-4-All™ transformers, chassis-mount series (e.g., the A41, A41-L, DP, and MPI series), and printed circuit board (PCB) mount transformers like the LP, ST, and BV series. Signal Transformer also offers the SC series of high-current chokes and the HCT series of high-current toroidal inductors. As a Bel group company, it leverages extensive manufacturing capabilities and a global distribution network to provide off-the-shelf and rapid custom designs. The company is recognized as a market leader in the 50/60 Hz transformer segment in North America, with one of the largest inventories in the industry. Its technical expertise in magnetics design ensures that it can quickly develop tailored solutions to meet unique voltage, current, and form factor requirements. With a strong commitment to quality and reliability, Signal Transformer remains a preferred choice for engineers seeking robust and cost-effective magnetic components.