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SF Series Motor Start Capacitors & Motor Run Capacitors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Capacitance	Voltage Rating AC	Termination Style	Life	Length	Width	Depth	Lead Spacing	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
Motor Start Capacitors & Motor Run Capacitors 2uF 660V SFA66T2K156B-F Knowles / Illinois Capacitor 1: $11.45 118In Stock	Mfr. Part No. SFA66T2K156B-F Mouser Part No 598-SFA66T2K156B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 2uF 660V	Datasheet	118In Stock	$11.45 $8.53 $7.50 $6.74 View $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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 25uF 370V SFP37T25K284B-F Knowles / Illinois Capacitor 1: $31.57 54In Stock	Mfr. Part No. SFP37T25K284B-F Mouser Part No 598-SFP37T25K284B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 25uF 370V	Datasheet	54In Stock	$31.57 $26.09 $20.76 $20.75 View $20.74 Quote	Min.: 1 Mult.: 1	Motor Run Capacitors	25 uF	370 VAC	Quick Connect	60000 Hour	72.14 mm	47.5 mm	47.5 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 20uF 440V SFP44T20K284B-F Knowles / Illinois Capacitor 1: $33.07 49In Stock	Mfr. Part No. SFP44T20K284B-F Mouser Part No 598-SFP44T20K284B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 20uF 440V	Datasheet	49In Stock	$33.07 $25.15 $21.32 $20.44 $19.35	Min.: 1 Mult.: 1	Motor Run Capacitors	20 uF	440 VAC	Quick Connect	60000 Hour	72.14 mm	47.5 mm	47.5 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 5uF 440V SFA44T5K219B-F Knowles / Illinois Capacitor 1: $22.53 25In Stock	Mfr. Part No. SFA44T5K219B-F Mouser Part No 598-SFA44T5K219B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 5uF 440V	Datasheet	25In Stock	$22.53 $17.24 $14.55 $13.90 View $13.07 Quote	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 35uF 660V SFD66T35K475B-F Knowles / Illinois Capacitor 1: $100.07 14In Stock	Mfr. Part No. SFD66T35K475B-F Mouser Part No 598-SFD66T35K475B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 35uF 660V	Datasheet	14In Stock	$100.07 $61.24 $61.23	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 30uF 440V SFS44T30K291B-F Knowles / Illinois Capacitor 1: $51.06 42In Stock	Mfr. Part No. SFS44T30K291B-F Mouser Part No 598-SFS44T30K291B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 30uF 440V	Datasheet	42In Stock	$51.06 $32.73 $32.72 Quote Quote	Min.: 1 Mult.: 1	Motor Run Capacitors	30 uF	440 VAC	Quick Connect	60000 Hour	73.91 mm	53.85 mm	53.85 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 35uF 240 V 6% tol SFP24T35H384B-F Knowles / Illinois Capacitor 1: $20.23 21In Stock	Mfr. Part No. SFP24T35H384B-F Mouser Part No 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 $13.84 $13.51 $12.47 $11.58	Min.: 1 Mult.: 1	Motor Run Capacitors	35 uF	240 VAC	Quick Connect	60000 Hour	97.54 mm	47.5 mm	47.5 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 40uF 10% 660V 4.75 2 1/2 Round SFT66T40K475B-F Knowles / Illinois Capacitor 1: $40.30 17In Stock 50Expected 29/03/2027	Mfr. Part No. SFT66T40K475B-F Mouser Part No 598-SFT66T40K475B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 40uF 10% 660V 4.75 2 1/2 Round	Datasheet	17In Stock 50Expected 29/03/2027	$40.30 $32.11 $29.80 View $27.79 Quote	Min.: 1 Mult.: 1	Motor Run Capacitors	40 uF	660 VAC	Quick Connect	60000 Hour	120.65 mm	66.55 mm	66.55 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 35uF 370V SFC37T35K291B-F Knowles / Illinois Capacitor 1: $39.92 129In Stock	Mfr. Part No. SFC37T35K291B-F Mouser Part No 598-SFC37T35K291B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 35uF 370V	Datasheet	129In Stock	$39.92 $30.86 $30.14 $30.13 View Quote	Min.: 1 Mult.: 1	Motor Run Capacitors	35 uF	370 VAC	Quick Connect	60000 Hour	73.91 mm	73.91 mm	48.51 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 30uF 660V SFD66T30K391B-F Knowles / Illinois Capacitor 1: $68.98 75In Stock 160Expected 12/10/2026	Mfr. Part No. SFD66T30K391B-F Mouser Part No 598-SFD66T30K391B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 30uF 660V	Datasheet	75In Stock 160Expected 12/10/2026	$68.98 $67.13	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 15uF 370V SFA37T15K288B-F Knowles / Illinois Capacitor 1: $33.34 50In Stock 15Expected 05/01/2027	Mfr. Part No. SFA37T15K288B-F Mouser Part No 598-SFA37T15K288B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 15uF 370V	Datasheet	50In Stock 15Expected 05/01/2027	$33.34 $25.87 $21.37 $21.01	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 3uF 370V SFA37T3K219B-F Knowles / Illinois Capacitor 1: $17.65 16In Stock	Mfr. Part No. SFA37T3K219B-F Mouser Part No 598-SFA37T3K219B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 3uF 370V	Datasheet	16In 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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 4uF 370V SFA37T4K156B-F Knowles / Illinois Capacitor 1: $13.43 114In Stock	Mfr. Part No. SFA37T4K156B-F Mouser Part No 598-SFA37T4K156B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 4uF 370V	Datasheet	114In Stock	$13.43 $9.90 $8.37 $7.75 View $7.06 $6.80	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 5uF 370V SFA37T5K156B-F Knowles / Illinois Capacitor 1: $11.76 100In Stock	Mfr. Part No. SFA37T5K156B-F Mouser Part No 598-SFA37T5K156B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 5uF 370V	Datasheet	100In Stock	$11.76 $9.04 $7.81 $7.60 View $6.55 $6.30	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 6uF 370V SFA37T6K219B-F Knowles / Illinois Capacitor 1: $21.07 37In Stock	Mfr. Part No. SFA37T6K219B-F Mouser Part No 598-SFA37T6K219B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 6uF 370V	Datasheet	37In Stock	$21.07 $15.43 $12.42 $11.79 $10.84	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 7.5uF 370V SFA37T7.5K219B-F Knowles / Illinois Capacitor 1: $14.32 29In Stock	Mfr. Part No. SFA37T7.5K219B-F Mouser Part No 598-SFA37T7.5K219B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 7.5uF 370V	Datasheet	29In Stock	$14.32 $11.11 $9.83 $9.29 View $8.35 $7.76 Quote	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 10uF 440V SFA44T10K388B-F Knowles / Illinois Capacitor 1: $28.96 59In Stock 3Expected 05/10/2026	Mfr. Part No. SFA44T10K388B-F Mouser Part No 598-SFA44T10K388B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 10uF 440V	Datasheet	59In Stock 3Expected 05/10/2026	$28.96 $20.62 $18.80 $17.94 $16.65	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 660V 1uF SFA66T1K156B-F Knowles / Illinois Capacitor 1: $19.03 24In Stock 20Expected 12/10/2026	Mfr. Part No. SFA66T1K156B-F Mouser Part No 598-SFA66T1K156B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 660V 1uF	Datasheet	24In Stock 20Expected 12/10/2026	$19.03 $14.42 $12.32 $11.66 View $9.35 $8.89 Quote	Min.: 1 Mult.: 1	Motor Run Capacitors	1 uF	660 VAC	Quick Connect	60000 Hour	39.62 mm	54.86 mm	33.27 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 1uF 660V SFA66T1K219B-F Knowles / Illinois Capacitor 1: $17.57 62In Stock	Mfr. Part No. SFA66T1K219B-F Mouser Part No 598-SFA66T1K219B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 1uF 660V	Datasheet	62In Stock	$17.57 $13.57 $12.55 $11.39 View $10.43 $9.98	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 2uF 660V SFA66T2K219B-F Knowles / Illinois Capacitor 1: $17.66 39In Stock 63Expected 30/11/2026	Mfr. Part No. SFA66T2K219B-F Mouser Part No 598-SFA66T2K219B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 2uF 660V	Datasheet	39In Stock 63Expected 30/11/2026	$17.66 $13.57 $12.89 $12.36 View $9.73 $9.51 Quote	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 3uF 660V SFA66T3K288B-F Knowles / Illinois Capacitor 1: $23.38 46In Stock	Mfr. Part No. SFA66T3K288B-F Mouser Part No 598-SFA66T3K288B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 3uF 660V	Datasheet	46In Stock	$23.38 $17.53 $14.85 $14.13 View $13.04 Quote	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 4uF 660V SFA66T4K288B-F Knowles / Illinois Capacitor 1: $20.77 38In Stock	Mfr. Part No. SFA66T4K288B-F Mouser Part No 598-SFA66T4K288B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 4uF 660V	Datasheet	38In Stock	$20.77 $17.46 $12.46 $11.80 $10.68	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	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 5uF 660V SFA66T5K388B-F Knowles / Illinois Capacitor 1: $33.63 20In Stock	Mfr. Part No. SFA66T5K388B-F Mouser Part No 598-SFA66T5K388B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 5uF 660V	Datasheet	20In Stock	$33.63 $31.10 $24.01	Min.: 1 Mult.: 1	Motor Run Capacitors	5 uF	660 VAC	Quick Connect	60000 Hour	98.55 mm	54.86 mm	33.27 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 12uF 660V SFC66T12K391B-F Knowles / Illinois Capacitor 1: $49.79 33In Stock	Mfr. Part No. SFC66T12K391B-F Mouser Part No 598-SFC66T12K391B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 12uF 660V	Datasheet	33In Stock	$49.79 $39.43 $33.11 $32.53 Quote Quote	Min.: 1 Mult.: 1	Motor Run Capacitors	12 uF	660 VAC	Quick Connect	60000 Hour	99.31 mm	73.91 mm	48.51 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk
Motor Start Capacitors & Motor Run Capacitors 15uF 660V SFC66T15K391B-F Knowles / Illinois Capacitor 1: $50.69 10In Stock	Mfr. Part No. SFC66T15K391B-F Mouser Part No 598-SFC66T15K391B-F	Knowles / Illinois Capacitor	Motor Start Capacitors & Motor Run Capacitors 15uF 660V	Datasheet	10In Stock	$50.69 $39.57 $35.00 $33.56	Min.: 1 Mult.: 1	Motor Run Capacitors	15 uF	660 VAC	Quick Connect	60000 Hour	99.31 mm	73.91 mm	48.51 mm	20.57 mm	- 40 C	+ 70 C	SF	Bulk