McMaster-Carr logo
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    94 Products

    AC Motor-Running Capacitors

    Improve motor performance by ensuring even rotation in single-phase, continuously running AC motors, such as those in air conditioning units.
    Oval Capacitors
    Image of Product. Front orientation. Capacitors. For Motor Running, Oval Capacitors.
    Image of Attribute. Front orientation. Contains Annotated. For Motor Running, Oval Capacitors.
    Housing
    Terminal
    Capacitance
    AC
    Voltage
    Freq.
    Ht.
    Wd.
    Dp.
    Terminal
    Tab
    Wd.
    Gender
    Housing
    Material
    Temp. Range
    Certification
    Each
    1.9 µF to 2.1 µF370V AC60 Hz1 1/2"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    2.9 µF to 3.1 µF370V AC60 Hz1 1/2"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component00000000000
    3.8 µF to 4.2 µF370V AC60 Hz1 1/2"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component00000000000
    4.7 µF to 5.3 µF370V AC60 Hz1 1/2"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component00000000000
    5.7 µF to 6.3 µF370V AC60 Hz2"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component00000000000
    7.1 µF to 7.9 µF370V AC60 Hz2"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component00000000000
    7.1 µF to 7.9 µF440V AC60 Hz2 3/8"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    9.4 µF to 10.6 µF370V AC60 Hz2 3/8"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component00000000000
    9.4 µF to 10.6 µF440V AC60 Hz2 3/4"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    11.8 µF to 13.2 µF370V AC60 Hz2 5/8"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    14.1 µF to 15.9 µF370V AC60 Hz3"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    14.1 µF to 15.9 µF440V AC60 Hz3 3/4"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    18.8 µF to 21.2 µF370V AC60 Hz3 3/4"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    18.8 µF to 21.2 µF440V AC60 Hz3 3/4"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    23.5 µF to 26.5 µF370V AC60 Hz3 3/4"2 3/16"1 5/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    23.5 µF to 26.5 µF440V AC60 Hz3 3/4"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    28.2 µF to 31.8 µF370V AC60 Hz3"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    28.2 µF to 31.8 µF440V AC60 Hz3 3/8"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    32.9 µF to 37.1 µF370V AC60 Hz3 3/4"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    37.6 µF to 42.4 µF370V AC60 Hz3 3/8"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    37.6 µF to 42.4 µF440V AC60 Hz4 3/4"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    42.3 µF to 47.7 µF370V AC60 Hz3 3/4"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    42.3 µF to 47.7 µF440V AC60 Hz4 3/4"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    47 µF to 53 µF370V AC60 Hz3 3/4"2 15/16"1 15/16"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    Round Capacitors
    Image of Product. Front orientation. Capacitors. For Motor Running, Round Capacitors.
    Image of Attribute. Front orientation. Contains Annotated. For Motor Running, Round Capacitors.
    Housing
    Terminal
    Capacitance
    AC
    Voltage
    Freq.
    Ht.
    Dia.
    Terminal
    Tab
    Wd.
    Gender
    Housing
    Material
    Temp. Range
    Certification
    Each
    4.7 µF to 5.3 µF370V AC60 Hz2"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    4.7 µF to 5.3 µF440V AC60 Hz2 5/8"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component00000000000
    7.1 µF to 7.9 µF370V AC60 Hz2"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component00000000000
    7.1 µF to 7.9 µF440V AC60 Hz2 5/8"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    9.4 µF to 10.6 µF370V AC60 Hz2"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component00000000000
    9.4 µF to 10.6 µF440V AC60 Hz2 5/8"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    11.8 µF to 13.2 µF370V AC60 Hz2 3/8"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    14.1 µF to 15.9 µF370V AC60 Hz2 3/8"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    14.1 µF to 15.9 µF440V AC60 Hz2 5/8"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    18.8 µF to 21.2 µF370V AC60 Hz2 5/8"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    18.8 µF to 21.2 µF440V AC60 Hz3"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    23.5 µF to 26.5 µF370V AC60 Hz3"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    23.5 µF to 26.5 µF440V AC60 Hz3 3/4"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    28.2 µF to 31.8 µF370V AC60 Hz3 3/8"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    28.2 µF to 31.8 µF440V AC60 Hz3 3/4"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    32.9 µF to 37.1 µF370V AC60 Hz3 3/4"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    32.9 µF to 37.1 µF440V AC60 Hz3 3/4"2"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    37.6 µF to 42.4 µF370V AC60 Hz3 3/4"1 3/4"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    37.6 µF to 42.4 µF440V AC60 Hz3 3/4"2"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    42.3 µF to 47.7 µF370V AC60 Hz3 3/8"2"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    42.3 µF to 47.7 µF440V AC60 Hz4 3/4"2"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000
    47 µF to 53 µF370V AC60 Hz3 3/4"2"Quick-Disconnect Terminal1/4"MaleMetal-40° F to 158° FC-UL Recognized Component, UL Recognized Component000000000000

    AC Motor-Starting Capacitors

    Provide a burst of energy to start motor rotation in small, single-phase AC motors such as those used to power fans and pumps.
    Round Capacitors
    Image of Product. Front orientation. Capacitors. For Motor Starting, Round Capacitors.
    Image of Attribute. Front orientation. Contains Annotated. For Motor Starting, Round Capacitors.
    Plastic Housing—The housing is moisture- and oil-resistant plastic.
    Housing
    Terminal
    Capacitor End Caps
    Brackets
    Capacitance
    AC
    Voltage
    Freq.
    Ht.
    Dia.
    Terminal
    Tab
    Wd.
    Gender
    Housing
    Material
    Temp. Range
    Certification
    Each
    Each
    Each
    21 µF to 25.2 µF250V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000000
    25 µF to 30 µF250V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    30 µF to 36 µF250V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    36 µF to 43.2 µF250V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    43 µF to 51.6 µF250V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    53 µF to 63.6 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    53 µF to 63.6 µF250V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    72 µF to 86.4 µF250V AC50 Hz/60 Hz3 3/8"1 13/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    88 µF to 105.6 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    88 µF to 105.6 µF250V AC50 Hz/60 Hz3 3/8"1 13/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    000000000000000000000000000000000000
    108 µF to 129.6 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    108 µF to 129.6 µF250V AC50 Hz/60 Hz3 3/8"1 13/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    000000000000000000000000000000000000
    130 µF to 156 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    130 µF to 156 µF250V AC50 Hz/60 Hz3 3/8"1 13/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    145 µF to 174 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    145 µF to 174 µF250V AC50 Hz/60 Hz3 3/8"1 13/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    000000000000000000000000000000000000
    161 µF to 193.2 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    189 µF to 226.8 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    189 µF to 226.8 µF250V AC50 Hz/60 Hz3 3/8"2 1/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    216 µF to 259.2 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    216 µF to 259.2 µF250V AC50 Hz/60 Hz3 3/8"2 1/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    000000000000000000000000000000000000
    233 µF to 279.6 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    233 µF to 279.6 µF250V AC50 Hz/60 Hz4 3/8"2 1/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    000000000000000000000000000000000000
    243 µF to 291.6 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    270 µF to 324 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    270 µF to 324 µF250V AC50 Hz/60 Hz4 3/8"2 1/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    324 µF to 388.8 µF125V AC50 Hz/60 Hz2 3/4"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    324 µF to 388.8 µF250V AC50 Hz/60 Hz4 3/8"2 1/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    000000000000000000000000000000000000
    340 µF to 408 µF125V AC50 Hz/60 Hz3 3/8"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    378 µF to 453.6 µF125V AC50 Hz/60 Hz3 3/8"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    400 µF to 480 µF125V AC50 Hz/60 Hz3 3/8"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    400 µF to 480 µF250V AC50 Hz/60 Hz4 3/8"2 9/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    000000000000000000000000000000000000
    430 µF to 516 µF125V AC50 Hz/60 Hz3 3/8"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    430 µF to 516 µF250V AC50 Hz/60 Hz4 3/8"2 9/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    000000000000000000000000000000000000
    460 µF to 552 µF125V AC50 Hz/60 Hz3 3/8"1 7/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    0000000000000000000000000000000000
    540 µF to 648 µF125V AC50 Hz/60 Hz3 3/8"1 13/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    590 µF to 708 µF125V AC50 Hz/60 Hz3 3/8"1 13/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    708 µF to 849.6 µF125V AC50 Hz/60 Hz3 3/8"1 13/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    815 µF to 978 µF125V AC50 Hz/60 Hz4 3/8"2 1/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    1,000 µF to 1,200 µF125V AC50 Hz/60 Hz4 3/8"2 1/16"Quick-Disconnect Terminal1/4"MalePlastic-40° F to 149° FUL Recognized Component
    00000000000000000000000000000000000
    back to top