WECO Electrical Connectors Inc. has been in business for over 30 years, and designs and manufactures custom as well as standard terminal blocks, electronic modules, connectors for printed circuit boards, and other compone......WECO Electrical Connectors Inc. has been in business for over 30 years, and designs and manufactures custom as well as standard terminal blocks, electronic modules, connectors for printed circuit boards, and other components related to the electrical and electronics industries. WECO’s success can be contributed to our ability to identify and exploit the electrical and electronics technology to provide exceptional “SOLUTIONS BY DESIGN” to our customers.