TradePro - Definite purpose contactors are designed for use on your refrigeration, air conditioning and electric heating systems. The universal mounting base allows replacement of most contractor brands. 1, 2 and 3 pole contactors in multiple coil voltage options from 30FLA to 90FLA per pole. Designed with box lug terminations and quick connects for easy replacement in your application. Coil shields provide maximum protection from all elements.