Transamerica Delaval Inc.

Astrodyne TDI manufactures power supplies and EMI/EMC filters, with more than 60 years of experience and engineering support from design through production. Its offerings include AC/DC and DC/DC power supplies, filters, UPS solutions, electronic loads, transformers, and power distribution units, along with custom-engineered options. The company serves medical, semiconductor, industrial, consumer appliance, and military and aerospace markets.