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21 mm Capacitors

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Length = 21 mm

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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 Type	Product	Termination Style	Capacitance	Tolerance	Voltage Rating DC
Aluminium Electrolytic Capacitors - Radial Leaded WCAP-ATLI 470uF 63V 20% Radial 860080780024 Wurth Elektronik 1: $1.92 2,115In Stock	Mfr. Part No. 860080780024 Mouser Part No 710-860080780024	Wurth Elektronik	Aluminium Electrolytic Capacitors - Radial Leaded WCAP-ATLI 470uF 63V 20% Radial Learn More about Wurth Elektronik wurth tht aluminum electrolytic caps	Datasheet	2,115In Stock	$1.92 $1.90 $1.64 $1.43 Reel $1.35 $1.05	Min.: 1 Mult.: 1 : 200	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	470 uF	20 %	63 VDC
Aluminium Electrolytic Capacitors - Radial Leaded 1000uF 25V SK102M025ST Knowles / Illinois Capacitor 1: $2.33 2,622In Stock	Mfr. Part No. SK102M025ST Mouser Part No 598-SK102M025ST	Knowles / Illinois Capacitor	Aluminium Electrolytic Capacitors - Radial Leaded 1000uF 25V	Datasheet	2,622In Stock	$2.33 $1.63 $1.33 $1.20 $1.00	Min.: 1 Mult.: 1	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	1 mF	20 %	25 VDC
Aluminium Electrolytic Capacitors - Radial Leaded 100uF 100V SK101M100ST Knowles / Illinois Capacitor 1: $2.00 334In Stock	Mfr. Part No. SK101M100ST Mouser Part No 598-SK101M100ST	Knowles / Illinois Capacitor	Aluminium Electrolytic Capacitors - Radial Leaded 100uF 100V	Datasheet	334In Stock	$2.00 $1.22 $1.16	Min.: 1 Mult.: 1	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	100 uF	20 %	100 VDC
Aluminium Electrolytic Capacitors - Radial Leaded 22uF 350V SK220M350ST Knowles / Illinois Capacitor 1: $3.13 3,210In Stock	Mfr. Part No. SK220M350ST Mouser Part No 598-SK220M350ST	Knowles / Illinois Capacitor	Aluminium Electrolytic Capacitors - Radial Leaded 22uF 350V	Datasheet	3,210In Stock	$3.13 $2.27 $1.97 $1.72 View $1.52 $1.36 $1.30 $1.22	Min.: 1 Mult.: 1	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	22 uF	20 %	350 VDC
Aluminium Electrolytic Capacitors - Radial Leaded 2200uF 16V SK222M016ST Knowles / Illinois Capacitor 1: $2.69 7,018In Stock	Mfr. Part No. SK222M016ST Mouser Part No 598-SK222M016ST	Knowles / Illinois Capacitor	Aluminium Electrolytic Capacitors - Radial Leaded 2200uF 16V	Datasheet	7,018In Stock	$2.69 $1.92 $1.58 $1.44 View $1.22 $1.02	Min.: 1 Mult.: 1	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	2.2 mF	20 %	16 VDC
Aluminium Electrolytic Capacitors - Radial Leaded 220uF 63V SK221M063ST Knowles / Illinois Capacitor 1: $1.84 3,593In Stock	Mfr. Part No. SK221M063ST Mouser Part No 598-SK221M063ST	Knowles / Illinois Capacitor	Aluminium Electrolytic Capacitors - Radial Leaded 220uF 63V	Datasheet	3,593In Stock	$1.84 $1.27 $1.09 $0.926 $0.801	Min.: 1 Mult.: 1	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	220 uF	20 %	63 VDC
Aluminium Electrolytic Capacitors - Radial Leaded ALUMINUM RADIAL REA1321102M025K KYOCERA AVX 1: $1.26 790In Stock	Mfr. Part No. REA1321102M025K Mouser Part No 581-REA1321102M025K	KYOCERA AVX	Aluminium Electrolytic Capacitors - Radial Leaded ALUMINUM RADIAL Learn More about KYOCERA AVX aluminum electrolytic radial caps	Datasheet	790In Stock	$1.26 $0.635 $0.48 Reel $0.479	Min.: 1 Mult.: 1 : 400	Electrolytic Capacitors			1 mF		25 VDC
Aluminium Electrolytic Capacitors - Radial Leaded ALUMINUM RADIAL REA1321331M063K KYOCERA AVX 1: $1.38 762In Stock	Mfr. Part No. REA1321331M063K Mouser Part No 581-REA1321331M063K	KYOCERA AVX	Aluminium Electrolytic Capacitors - Radial Leaded ALUMINUM RADIAL Learn More about KYOCERA AVX aluminum electrolytic radial caps	Datasheet	762In Stock	$1.38 $0.698 $0.53 Reel $0.529	Min.: 1 Mult.: 1 : 400	Electrolytic Capacitors			330 uF		63 VDC
Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 100uF 160V 20% 860240981006 Wurth Elektronik 1: $3.56 287In Stock	Mfr. Part No. 860240981006 Mouser Part No 710-860240981006	Wurth Elektronik	Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 100uF 160V 20% Learn More about Wurth Elektronik wurth tht aluminum electrolytic caps	Datasheet	287In Stock	$3.56 $3.31 $2.97 Reel $2.59 $2.21	Min.: 1 Mult.: 1 : 200	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	100 uF	20 %	160 VDC
Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 100uF 200V 20% 860241081007 Wurth Elektronik 1: $3.81 405In Stock	Mfr. Part No. 860241081007 Mouser Part No 710-860241081007	Wurth Elektronik	Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 100uF 200V 20% Learn More about Wurth Elektronik wurth tht aluminum electrolytic caps	Datasheet	405In Stock	$3.81 $3.54 $3.17 Reel $2.76 $2.42	Min.: 1 Mult.: 1 : 200	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	100 uF	20 %	200 VDC
Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 33uF 450V 20% 860241481006 Wurth Elektronik 1: $4.97 140In Stock	Mfr. Part No. 860241481006 Mouser Part No 710-860241481006	Wurth Elektronik	Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 33uF 450V 20% Learn More about Wurth Elektronik wurth tht aluminum electrolytic caps	Datasheet	140In Stock	$4.97 $4.61 $4.12 Reel $3.52 $3.08	Min.: 1 Mult.: 1 : 200	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	33 uF	20 %	450 VDC
Aluminium Electrolytic Capacitors - Radial Leaded WCAP-ATUL 1200uF 35V 20% Radial 860040580016 Wurth Elektronik 1: $2.50 71In Stock 200Expected 2026/11/06	Mfr. Part No. 860040580016 Mouser Part No 710-860040580016	Wurth Elektronik	Aluminium Electrolytic Capacitors - Radial Leaded WCAP-ATUL 1200uF 35V 20% Radial Learn More about Wurth Elektronik wurth tht aluminum electrolytic caps	Datasheet	71In Stock 200Expected 2026/11/06	$2.50 $2.17 $1.86 Reel $1.76 $1.36	Min.: 1 Mult.: 1 : 200	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	1.2 mF	20 %	35 VDC
Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 47uF 250V 20% Radial 860241180004 Wurth Elektronik 1: $2.43 227In Stock	Mfr. Part No. 860241180004 Mouser Part No 710-860241180004	Wurth Elektronik	Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 47uF 250V 20% Radial Learn More about Wurth Elektronik wurth tht aluminum electrolytic caps	Datasheet	227In Stock	$2.43 $2.07 $1.81 Reel $1.72 $1.34	Min.: 1 Mult.: 1 : 200	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	47 uF	20 %	250 VDC
Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 33uF 400V 20% Radial 860241381004 Wurth Elektronik 1: $3.27 133In Stock	Mfr. Part No. 860241381004 Mouser Part No 710-860241381004	Wurth Elektronik	Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 33uF 400V 20% Radial Learn More about Wurth Elektronik wurth tht aluminum electrolytic caps	Datasheet	133In Stock	$3.27 $2.79 $2.43 Reel $2.31 $1.80	Min.: 1 Mult.: 1 : 200	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	33 uF	20 %	400 VDC
Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 47uF 400V 20% Radial 860241381005 Wurth Elektronik 1: $4.05 26In Stock	Mfr. Part No. 860241381005 Mouser Part No 710-860241381005	Wurth Elektronik	Aluminium Electrolytic Capacitors - Radial Leaded WCAP-AT1H 47uF 400V 20% Radial Learn More about Wurth Elektronik wurth tht aluminum electrolytic caps	Datasheet	26In Stock	$4.05 $3.47 $3.02 Reel $2.86 $2.22	Min.: 1 Mult.: 1 : 200	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	47 uF	20 %	400 VDC
Aluminium Electrolytic Capacitors - Snap In WCAP-AIL8 150uF 450V 20% Snap In 861101485017 Wurth Elektronik 1: $5.77 69In Stock	Mfr. Part No. 861101485017 Mouser Part No 710-861101485017	Wurth Elektronik	Aluminium Electrolytic Capacitors - Snap In WCAP-AIL8 150uF 450V 20% Snap In Learn More about Wurth Elektronik wurth snap in capacitors	Datasheet	69In Stock	$5.77 $5.02 $4.33 $3.81 View $3.37 $3.04	Min.: 1 Mult.: 1	Electrolytic Capacitors	Aluminum Electrolytic Capacitors	Snap In	150 uF	20 %	450 VDC
Aluminium Electrolytic Capacitors - Snap In WCAP-AIL5 33uF 450V 20% Snap In 861111483001 Wurth Elektronik 1: $2.57 99In Stock	Mfr. Part No. 861111483001 Mouser Part No 710-861111483001	Wurth Elektronik	Aluminium Electrolytic Capacitors - Snap In WCAP-AIL5 33uF 450V 20% Snap In Learn More about Wurth Elektronik wurth snap in capacitors	Datasheet	99In Stock	$2.57 $2.08 $1.55 $1.31 $1.17	Min.: 1 Mult.: 1	Electrolytic Capacitors	Aluminum Electrolytic Capacitors	Snap In	33 uF	20 %	450 VDC
Aluminium Electrolytic Capacitors - Snap In WCAP-AIL5 47uF 450V 20% Snap In 861111483002 Wurth Elektronik 1: $3.01 145In Stock	Mfr. Part No. 861111483002 Mouser Part No 710-861111483002	Wurth Elektronik	Aluminium Electrolytic Capacitors - Snap In WCAP-AIL5 47uF 450V 20% Snap In Learn More about Wurth Elektronik wurth snap in capacitors	Datasheet	145In Stock	$3.01 $2.44 $1.81 $1.54 $1.38	Min.: 1 Mult.: 1	Electrolytic Capacitors	Aluminum Electrolytic Capacitors	Snap In	47 uF	20 %	450 VDC
Aluminium Electrolytic Capacitors - Snap In WCAP-AIL5 68uF 450V 20% Snap In 861111484013 Wurth Elektronik 1: $3.86 102In Stock	Mfr. Part No. 861111484013 Mouser Part No 710-861111484013	Wurth Elektronik	Aluminium Electrolytic Capacitors - Snap In WCAP-AIL5 68uF 450V 20% Snap In Learn More about Wurth Elektronik wurth snap in capacitors	Datasheet	102In Stock	$3.86 $3.13 $2.33 $1.97 $1.77	Min.: 1 Mult.: 1	Electrolytic Capacitors	Aluminum Electrolytic Capacitors	Snap In	68 uF	20 %	450 VDC
Supercapacitors / Ultracapacitors 5.5V .22F -20/80% LS=5.08mm FR0H224ZF KEMET 1: $9.14 3In Stock	Mfr. Part No. FR0H224ZF Mouser Part No 80-FR0H224ZF	KEMET	Supercapacitors / Ultracapacitors 5.5V .22F -20/80% LS=5.08mm Learn More about KEMET fr supercapacitors	Datasheet	3In Stock	$9.14 $6.83 $6.02 $5.40 $4.97	Min.: 1 Mult.: 1	Supercapacitors / Ultracapacitors	EDLC / Supercaps	Radial	220000 uF	- 20 %, + 80 %	5.5 VDC
Aluminium Electrolytic Capacitors - Radial Leaded 330uF 50V RAD SEK331M050ST Knowles / Illinois Capacitor 1: $2.11 11,227In Stock	Mfr. Part No. SEK331M050ST Mouser Part No 539-SEK50V330	Knowles / Illinois Capacitor	Aluminium Electrolytic Capacitors - Radial Leaded 330uF 50V RAD	Datasheet	11,227In Stock	$2.11 $1.42 $1.12 $0.933 $0.83	Min.: 1 Mult.: 1	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	330 uF	20 %	50 VDC
Supercapacitors / Ultracapacitors 3.5F 6.0V 112127 DSF355Q6R0JBF Knowles / Illinois Capacitor 1: $5.76 723In Stock	Mfr. Part No. DSF355Q6R0JBF Mouser Part No 598-DSF355Q6R0JBF	Knowles / Illinois Capacitor	Supercapacitors / Ultracapacitors 3.5F 6.0V 112127 Learn More about Knowles / Illinois Capacitor cde dsf 3v supercapacitors	Datasheet	723In Stock	$5.76 $3.73 $3.28 $3.11 View $2.73 $2.64 $2.47 $2.41	Min.: 1 Mult.: 1	Supercapacitors / Ultracapacitors	EDLC / Supercaps	Radial	3.5 F	- 10 %, + 30 %	6 VDC
Aluminium Electrolytic Capacitors - Radial Leaded ALUM EL 35V 1000uF SEK102M035ST Knowles / Illinois Capacitor 1: $3.34 189In Stock	Mfr. Part No. SEK102M035ST Mouser Part No 539-SEK35V1000	Knowles / Illinois Capacitor	Aluminium Electrolytic Capacitors - Radial Leaded ALUM EL 35V 1000uF	Datasheet	189In Stock	$3.34 $2.67 $2.17 $2.00	Min.: 1 Mult.: 1	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	1 mF	20 %	35 VDC
Supercapacitors / Ultracapacitors 2.5F 6.0V 112123 DSF255Q6R0JBE Knowles / Illinois Capacitor 1: $4.90 129In Stock 1,800On Order	Mfr. Part No. DSF255Q6R0JBE Mouser Part No 598-DSF255Q6R0JBE	Knowles / Illinois Capacitor	Supercapacitors / Ultracapacitors 2.5F 6.0V 112123 Learn More about Knowles / Illinois Capacitor cde dsf 3v supercapacitors	Datasheet	129In Stock 1,800On Order On Order Ship Dates Mfr. No: DSF255Q6R0JBE Stock: 129 Can Dispatch Immediately On Order: 450 Expected 2026/11/02 1,350 Expected 2026/11/04 Factory Lead Time: 24 Weeks	$4.90 $3.48 $2.97 $2.66 View $2.47 $2.40 $2.30 $2.15	Min.: 1 Mult.: 1	Supercapacitors / Ultracapacitors	EDLC / Supercaps	Radial	2.5 F	- 10 %, + 30 %	6 VDC
Aluminium Electrolytic Capacitors - Radial Leaded 220uF 63V -40C +105C SEK221M063ST Knowles / Illinois Capacitor 1: $1.36 923In Stock	Mfr. Part No. SEK221M063ST Mouser Part No 598-SEK221M063ST	Knowles / Illinois Capacitor	Aluminium Electrolytic Capacitors - Radial Leaded 220uF 63V -40C +105C	Datasheet	923In Stock	$1.36 $0.807 $0.668	Min.: 1 Mult.: 1	Electrolytic Capacitors	General Purpose Electrolytic Capacitors	Radial	220 uF	20 %	63 VDC