Mars Blue Box Motor Run Capacitor, 40 MFD, Single Section 370 Volt Round (12221)

About the Mars Blue Box Motor Run Capacitor, 40 MFD, Single Section 370 Volt Round (12221)

Order now and get the Mars 12221 Motor Run Capacitor, 40 MFD, 370V, Round with the pros at PlumbersStock. Motor run capacitors alter the current, creating a rotating magnetic field in single-phase induction motors. This Blue Box series has a reputation for producing the most reliable motor run capacitors. The initials MFD stand for Microfarad (a millionth of a Farad), which is a measurement of the capacitor's capacity. Mars manufactures heating and cooling solutions that are both innovative and practical.