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SF Series Motor Start Capacitors & Motor Run Capacitors

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Part #

Motor Start Capacitors & Motor Run Capacitors 35uF 660V

SFD66T35K475B-F
Knowles / Illinois Capacitor
1: $100.07
24In Stock

Mfr. Part #
SFD66T35K475B-F

Mouser Part #
598-SFD66T35K475B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 35uF 660V

Datasheet

24In Stock

$100.07

$66.21

$63.80

$62.84

Min.: 1
Mult.: 1

Motor Run Capacitors

35 uF

660 VAC

Quick Connect

60000 Hour

120.65 mm

92.96 mm

50.04 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 5uF 440V

SFA44T5K219B-F
Knowles / Illinois Capacitor
1: $22.53
28In Stock

Mfr. Part #
SFA44T5K219B-F

Mouser Part #
598-SFA44T5K219B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 5uF 440V

Datasheet

28In Stock

$22.53

$17.24

$13.91

$13.90

View

Min.: 1
Mult.: 1

Motor Run Capacitors

5 uF

440 VAC

Quick Connect

60000 Hour

55.63 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 2uF 370V

SFA37T2K219B-F
Knowles / Illinois Capacitor
1: $19.26
11In Stock

Mfr. Part #
SFA37T2K219B-F

Mouser Part #
598-SFA37T2K219B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 2uF 370V

Datasheet

11In Stock

$19.26

$14.74

$11.89

$11.09

View

Min.: 1
Mult.: 1

Motor Run Capacitors

2 uF

370 VAC

Quick Connect

60000 Hour

55.63 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 4uF 660V

SFA66T4K288B-F
Knowles / Illinois Capacitor
1: $34.80
21In Stock
20Expected 12/15/2026

Mfr. Part #
SFA66T4K288B-F

Mouser Part #
598-SFA66T4K288B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 4uF 660V

Datasheet

21In Stock

20Expected 12/15/2026

$34.80

$26.95

$22.10

$19.53

View

Min.: 1
Mult.: 1

Motor Run Capacitors

4 uF

660 VAC

Quick Connect

60000 Hour

73.15 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 4uF 440V

SFA44T4K219B-F
Knowles / Illinois Capacitor
1: $19.50
89In Stock

Mfr. Part #
SFA44T4K219B-F

Mouser Part #
598-SFA44T4K219B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 4uF 440V

Datasheet

89In Stock

$19.50

$14.92

$13.34

$12.07

View

Min.: 1
Mult.: 1

Motor Run Capacitors

4 uF

440 VAC

Quick Connect

60000 Hour

55.63 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 2uF 660V

SFA66T2K156B-F
Knowles / Illinois Capacitor
1: $10.83
122In Stock

Mfr. Part #
SFA66T2K156B-F

Mouser Part #
598-SFA66T2K156B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 2uF 660V

Datasheet

122In Stock

$10.83

$8.53

$7.48

$6.59

$6.42

Min.: 1
Mult.: 1

Motor Run Capacitors

2 uF

660 VAC

Quick Connect

60000 Hour

39.62 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 3uF 660V

SFA66T3K288B-F
Knowles / Illinois Capacitor
1: $18.95
56In Stock

Mfr. Part #
SFA66T3K288B-F

Mouser Part #
598-SFA66T3K288B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 3uF 660V

Datasheet

56In Stock

$18.95

$15.81

$13.83

$11.90

View

Min.: 1
Mult.: 1

Motor Run Capacitors

3 uF

660 VAC

Quick Connect

60000 Hour

73.15 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 25uF 370V

SFP37T25K284B-F
Knowles / Illinois Capacitor
1: $31.53
54In Stock

Mfr. Part #
SFP37T25K284B-F

Mouser Part #
598-SFP37T25K284B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 25uF 370V

Datasheet

54In Stock

$31.53

$25.42

$20.79

$20.78

Min.: 1
Mult.: 1

Motor Run Capacitors

25 uF

370 VAC

Quick Connect

60000 Hour

72.14 mm

47.5 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 50uF 440V

SFD44T50K391B-F
Knowles / Illinois Capacitor
1: $80.22
20In Stock

Mfr. Part #
SFD44T50K391B-F

Mouser Part #
598-SFD44T50K391B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 50uF 440V

Datasheet

20In Stock

$80.22

$64.60

$58.84

Min.: 1
Mult.: 1

Motor Run Capacitors

50 uF

440 VAC

Quick Connect

60000 Hour

99.31 mm

92.96 mm

50.04 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 20uF 370V

SFP37T20K238B-F
Knowles / Illinois Capacitor
1: $20.92
60In Stock

Mfr. Part #
SFP37T20K238B-F

Mouser Part #
598-SFP37T20K238B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 20uF 370V

Datasheet

60In Stock

$20.92

$16.01

$14.31

$12.95

View

Min.: 1
Mult.: 1

Motor Run Capacitors

20 uF

370 VAC

Quick Connect

60000 Hour

60.45 mm

47.5 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 35uF 240 V 6% tol

SFP24T35H384B-F
Knowles / Illinois Capacitor
1: $20.23
21In Stock

Mfr. Part #
SFP24T35H384B-F

Mouser Part #
598-SFP24T35H384B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 35uF 240 V 6% tol

Datasheet

21In Stock

$20.23

$15.49

View

Min.: 1
Mult.: 1

Motor Run Capacitors

35 uF

240 VAC

Quick Connect

60000 Hour

97.54 mm

47.5 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 35uF 370V

SFC37T35K291B-F
Knowles / Illinois Capacitor
1: $35.56
133In Stock

Mfr. Part #
SFC37T35K291B-F

Mouser Part #
598-SFC37T35K291B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 35uF 370V

Datasheet

133In Stock

$35.56

$29.20

$29.19

View

Min.: 1
Mult.: 1

Motor Run Capacitors

35 uF

370 VAC

Quick Connect

60000 Hour

73.91 mm

48.51 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 30uF 660V

SFD66T30K391B-F
Knowles / Illinois Capacitor
1: $102.84
95In Stock
160Expected 10/12/2026

Mfr. Part #
SFD66T30K391B-F

Mouser Part #
598-SFD66T30K391B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 30uF 660V

Datasheet

95In Stock

160Expected 10/12/2026

$102.84

$83.57

$78.62

Min.: 1
Mult.: 1

Motor Run Capacitors

30 uF

660 VAC

Quick Connect

60000 Hour

99.31 mm

92.96 mm

50.04 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 15uF 370V

SFA37T15K288B-F
Knowles / Illinois Capacitor
1: $35.14
5In Stock

Mfr. Part #
SFA37T15K288B-F

Mouser Part #
598-SFA37T15K288B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 15uF 370V

Datasheet

5In Stock

$35.14

$29.29

$26.74

$25.51

View

Min.: 1
Mult.: 1

Motor Run Capacitors

15 uF

370 VAC

Quick Connect

60000 Hour

73.15 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 3uF 370V

SFA37T3K219B-F
Knowles / Illinois Capacitor
1: $17.65
41In Stock

Mfr. Part #
SFA37T3K219B-F

Mouser Part #
598-SFA37T3K219B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 3uF 370V

Datasheet

41In Stock

$17.65

$13.57

$12.24

$11.79

$11.14

Min.: 1
Mult.: 1

Motor Run Capacitors

3 uF

370 VAC

Quick Connect

60000 Hour

55.63 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 4uF 370V

SFA37T4K156B-F
Knowles / Illinois Capacitor
1: $11.40
118In Stock

Mfr. Part #
SFA37T4K156B-F

Mouser Part #
598-SFA37T4K156B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 4uF 370V

Datasheet

118In Stock

$11.40

$8.73

$7.66

$7.23

View

Min.: 1
Mult.: 1

Motor Run Capacitors

4 uF

370 VAC

Quick Connect

60000 Hour

39.62 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 5uF 370V

SFA37T5K156B-F
Knowles / Illinois Capacitor
1: $9.92
100In Stock

Mfr. Part #
SFA37T5K156B-F

Mouser Part #
598-SFA37T5K156B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 5uF 370V

Datasheet

100In Stock

$9.92

$7.89

$7.44

$6.55

View

Min.: 1
Mult.: 1

Motor Run Capacitors

5 uF

370 VAC

Quick Connect

60000 Hour

39.62 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 6uF 370V

SFA37T6K219B-F
Knowles / Illinois Capacitor
1: $19.50
40In Stock

Mfr. Part #
SFA37T6K219B-F

Mouser Part #
598-SFA37T6K219B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 6uF 370V

Datasheet

40In Stock

$19.50

$14.92

$13.34

$12.07

View

Min.: 1
Mult.: 1

Motor Run Capacitors

6 uF

370 VAC

Quick Connect

60000 Hour

55.63 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 7.5uF 370V

SFA37T7.5K219B-F
Knowles / Illinois Capacitor
1: $15.48
55In Stock

Mfr. Part #
SFA37T7.5K219B-F

Mouser Part #
598-SFA37T7.5K219B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 7.5uF 370V

Datasheet

55In Stock

$15.48

$11.74

$10.45

$9.41

View

Min.: 1
Mult.: 1

Motor Run Capacitors

7.5 uF

370 VAC

Quick Connect

60000 Hour

55.63 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 10uF 440V

SFA44T10K388B-F
Knowles / Illinois Capacitor
1: $28.95
17In Stock
63Expected 9/7/2026

Mfr. Part #
SFA44T10K388B-F

Mouser Part #
598-SFA44T10K388B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 10uF 440V

Datasheet

17In Stock

63Expected 9/7/2026

$28.95

$22.42

$20.49

$18.86

$17.61

Min.: 1
Mult.: 1

Motor Run Capacitors

10 uF

440 VAC

Quick Connect

60000 Hour

98.55 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 2uF 440V

SFA44T2K219B-F
Knowles / Illinois Capacitor
1: $23.23
27In Stock

Mfr. Part #
SFA44T2K219B-F

Mouser Part #
598-SFA44T2K219B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 2uF 440V

Datasheet

27In Stock

$23.23

$18.47

$16.66

$16.10

View

Min.: 1
Mult.: 1

Motor Run Capacitors

2 uF

440 VAC

Quick Connect

60000 Hour

55.63 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 1uF 660V

SFA66T1K219B-F
Knowles / Illinois Capacitor
1: $16.65
62In Stock

Mfr. Part #
SFA66T1K219B-F

Mouser Part #
598-SFA66T1K219B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 1uF 660V

Datasheet

62In Stock

$16.65

$13.17

$12.55

$10.69

View

Min.: 1
Mult.: 1

Motor Run Capacitors

1 uF

660 VAC

Quick Connect

60000 Hour

55.63 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 2uF 660V

SFA66T2K219B-F
Knowles / Illinois Capacitor
1: $14.41
50In Stock
63Expected 11/30/2026

Mfr. Part #
SFA66T2K219B-F

Mouser Part #
598-SFA66T2K219B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 2uF 660V

Datasheet

50In Stock

63Expected 11/30/2026

$14.41

$10.47

$10.18

$10.17

View

Min.: 1
Mult.: 1

Motor Run Capacitors

2 uF

660 VAC

Quick Connect

60000 Hour

55.63 mm

54.86 mm

33.27 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 25uF 370V

SFC37T25K291B-F
Knowles / Illinois Capacitor
1: $33.67
56In Stock

Mfr. Part #
SFC37T25K291B-F

Mouser Part #
598-SFC37T25K291B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 25uF 370V

Datasheet

56In Stock

$33.67

$26.82

$24.89

$23.22

$21.68

Min.: 1
Mult.: 1

Motor Run Capacitors

25 uF

370 VAC

Quick Connect

60000 Hour

73.91 mm

48.51 mm

20.57 mm

- 40 C

+ 70 C

Bulk

Motor Start Capacitors & Motor Run Capacitors 40uF 370V

SFC37T40K391B-F
Knowles / Illinois Capacitor
1: $43.20
5In Stock

Mfr. Part #
SFC37T40K391B-F

Mouser Part #
598-SFC37T40K391B-F

Knowles / Illinois Capacitor

Motor Start Capacitors & Motor Run Capacitors 40uF 370V

Datasheet

5In Stock

$43.20

$36.25

$31.72

View

Min.: 1
Mult.: 1

Motor Run Capacitors

40 uF

370 VAC

Quick Connect

60000 Hour

99.31 mm

73.91 mm

48.51 mm

20.57 mm

- 40 C

+ 70 C

Bulk

SF Series Motor Start Capacitors & Motor Run Capacitors

Customer Service Office

Company

Resources

Support

1 uF
2 uF
3 uF
4 uF
5 uF
6 uF
7.5 uF
8 uF
10 uF
12 uF
12.5 uF
15 uF
17.5 uF
18 uF
20 uF
25 uF
30 uF
35 uF
40 uF
45 uF