Definite Purpose Starters are electrically operated switching devices specifically designed for the heating, ventilation, air conditioning and refrigeration (HVAC) industry. They are controlled by automatic thermostat control or manual pushbutton interfaces.

Agency advantages supply the following brands:

①Allen-Bradley( Rockwell Automation)Series

②Square D（Schneider Electric） Series
③Eaton - Cutler Hammer (Westinghouse )Series

④SIEMENS PLC Series，Siemens CNC system

⑤Eaton moller Series