Phase Angle Power Controller is known to find application for electrical appliances, industrial machines, process equipments, and mercury relay replacement. It is also utilized in furnaces or ovens and is required for controlling fast responding loads and for providing fine resolution of power. This controller is highly appreciated for assuring quick & easy installation with reduced panel space and enhanced heater life. Phase Angle Power Controller is a power limiting device which is specially applied to AC voltages and is known to work by modulation of thyristor or SCR. It is also known to be used in domestic lighting control dimmer switches.