Profile: Technology Research Corporation specializes in power distribution and power management solutions. Our product line includes Shock Shield, HD-PRO series, Fire Shield, Surge Guard and cable management systems. We also supply electronic control and measurement devices. Our Surge Guard RV power protection devices are designed to protect RV electrical system and sophisticated electronics from the dangers of faulty electrical power. Our cable management systems,Yellow Jacket and Black Jacket provide a variety of cable protection to meet specific needs from light weight loads to heavy loads. Our brands include Shock Shield™, Fire Shield™ and Electra Shield™.