Mars 12200 Turbo 200 2. 5/5/5/10 works with dual or single capacitor ratings. Specifically for use with blower motors and condensers. Each turbo "box" includes jumper wires, the desired performance will be achieved. Also with the 370 and 440 mfd., additional adjustments are not necessary. The Mars company manufactures all of their products in the United States and is a highly trusted company in the HVAC industry.