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Home > Line Card > Knowles Syfer > Capacitors > Ceramic Capacitors
Knowles Syfer

Knowles Syfer

- Knowles Syfer (formerly Syfer Technology Limited) is a premier global manufacturer renowned for innovative application specific high-voltage, Hi-Q RF MLCCs and thru-hole/SMT EMI suppression filters. Our comprehensive product range includes; MLCCs include RF/Microwave/ultra-low ESR, high voltage to 12 k VDC, 250 VAC ratings, safety certified SMDs as well as space-grade parts. Our patented StackiCap™ is a unique capacitor assembly designed to achieve high capacitance and high voltage.
Syfer’s EMI filter lineup has SMD feed through capacitors rated to 3 A, SMD C and Pi filters rated to 20 A and X2Y® technology.
The broad Syfer AEC Q200 qualified family features both surface mount EMI filters and high-voltage MLCCs focused on the HEV and EV automotive market.
Worldwide manufacturing operations include a brand new facility in Suzhou, China, equipped with modern equipment to assure consistent, high quality products to meet the growing needs of our global markets.
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Product List

1808JA250122JXTSP Image
  • Part#:1808JA250122JXTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V X7R 1808
  • In Stock:97428
$0.365/pcsRFQ
  • Part#:1808Y1000821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:244480
$0.099/pcsRFQ
1808J0100563JXR Image
  • Part#:1808J0100563JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V X7R 1808
  • In Stock:149599
$0.156/pcsRFQ
  • Part#:1808Y5000122FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1808
  • In Stock:60314
$0.65/pcsRFQ
2225J1K50273MXR Image
  • Part#:2225J1K50273MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 1.5KV X7R 2225
  • In Stock:34356
$0.871/pcsRFQ
1812Y3K00220FCT Image
  • Part#:1812Y3K00220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 3KV C0G/NP0 1812
  • In Stock:37941
$0.832/pcsRFQ
1210Y0630182KXR Image
  • Part#:1210Y0630182KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V X7R 1210
  • In Stock:157805
$0.146/pcsRFQ
1210Y6300681KCR Image
  • Part#:1210Y6300681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V C0G/NP0 1210
  • In Stock:153883
$0.131/pcsRFQ
1206J0630822KAT Image
  • Part#:1206J0630822KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1206
  • In Stock:110033
$0.201/pcsRFQ
1206J1000681JFR Image
  • Part#:1206J1000681JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1206
  • In Stock:156042
$0.133/pcsRFQ
1812J0500152JFT Image
  • Part#:1812J0500152JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1812
  • In Stock:85096
$0.399/pcsRFQ
1206J0500151KCR Image
  • Part#:1206J0500151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 1206
  • In Stock:298767
$0.08/pcsRFQ
1206J0630274JDR Image
  • Part#:1206J0630274JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 63V X7R 1206
  • In Stock:100651
$0.208/pcsRFQ
2225J0160393MXR Image
  • Part#:2225J0160393MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 2225
  • In Stock:52686
$0.614/pcsRFQ
1210Y0160122FFR Image
  • Part#:1210Y0160122FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1210
  • In Stock:42021
$0.883/pcsRFQ
1812J0160334MDT Image
  • Part#:1812J0160334MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V X7R 1812
  • In Stock:78959
$0.453/pcsRFQ
0603J1000221FFR Image
  • Part#:0603J1000221FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 0603
  • In Stock:82879
$0.273/pcsRFQ
  • Part#:1206Y2K00680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:127223
$0.175/pcsRFQ
1808Y2500471KFT Image
  • Part#:1808Y2500471KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 1808
  • In Stock:120048
$0.199/pcsRFQ
1812J2000100FCT Image
  • Part#:1812J2000100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 1812
  • In Stock:40386
$0.892/pcsRFQ
1812J0500150GCT Image
  • Part#:1812J0500150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 1812
  • In Stock:59640
$0.56/pcsRFQ
0805Y0630151KCR Image
  • Part#:0805Y0630151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 0805
  • In Stock:411325
$0.054/pcsRFQ
2220J0500335KXR Image
  • Part#:2220J0500335KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 50V X7R 2220
  • In Stock:24527
$1.288/pcsRFQ
1206J0250122GFT Image
  • Part#:1206J0250122GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1206
  • In Stock:73107
$0.262/pcsRFQ
1206J1000130KQT Image
  • Part#:1206J1000130KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 100V C0G/NP0 1206
  • In Stock:84943
$0.231/pcsRFQ
2220J0630275MXR Image
  • Part#:2220J0630275MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 63V X7R 2220
  • In Stock:27398
$1.107/pcsRFQ
0505Y0630150GQT Image
  • Part#:0505Y0630150GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 0505
  • In Stock:60942
$0.349/pcsRFQ
1206Y0500222JXT Image
  • Part#:1206Y0500222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V X7R 1206
  • In Stock:232133
$0.095/pcsRFQ
0603Y0500180JAT Image
  • Part#:0603Y0500180JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 0603
  • In Stock:260596
$0.076/pcsRFQ
2225Y0250562FFR Image
  • Part#:2225Y0250562FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 2225
  • In Stock:7496
$5.004/pcsRFQ
  • Part#:0603J0630681MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 0603
  • In Stock:421846
$0.048/pcsRFQ
1206J0160273JXR Image
  • Part#:1206J0160273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V X7R 1206
  • In Stock:215574
$0.09/pcsRFQ
0805Y0630271FAR Image
  • Part#:0805Y0630271FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 0805
  • In Stock:82957
$0.28/pcsRFQ
1206J1000333MDT Image
  • Part#:1206J1000333MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 1206
  • In Stock:158154
$0.138/pcsRFQ
2225J0500105KXT Image
  • Part#:2225J0500105KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 50V X7R 2225
  • In Stock:39086
$0.859/pcsRFQ
2225J5000101JCT Image
  • Part#:2225J5000101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 2225
  • In Stock:53806
$0.716/pcsRFQ
0603J0100222FCR Image
  • Part#:0603J0100222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V C0G/NP0 0603
  • In Stock:81149
$0.241/pcsRFQ
1812J1K50180JCT Image
  • Part#:1812J1K50180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1812
  • In Stock:67342
$0.289/pcsRFQ
0805J0250822KCR Image
  • Part#:0805J0250822KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 0805
  • In Stock:243052
$0.093/pcsRFQ
1206J0500620FQT Image
  • Part#:1206J0500620FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 50V C0G/NP0 1206
  • In Stock:41925
$0.905/pcsRFQ
1111J1K03P60DQT Image
  • Part#:1111J1K03P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 1KV C0G/NP0 1111
  • In Stock:66733
$0.316/pcsRFQ
2220J0160153KDR Image
  • Part#:2220J0160153KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 2220
  • In Stock:33901
$0.892/pcsRFQ
1206J2500180JQT Image
  • Part#:1206J2500180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1206
  • In Stock:96952
$0.243/pcsRFQ
1812Y2000821GFT Image
  • Part#:1812Y2000821GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1812
  • In Stock:35159
$0.852/pcsRFQ
2225Y2000564KXR Image
  • Part#:2225Y2000564KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 200V X7R 2225
  • In Stock:34342
$1.126/pcsRFQ
1812Y0630822KFT Image
  • Part#:1812Y0630822KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1812
  • In Stock:68331
$0.52/pcsRFQ
1206Y1K50101MXR Image
  • Part#:1206Y1K50101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.5KV X7R 1206
  • In Stock:253700
$0.087/pcsRFQ
1812Y0630470JCR Image
  • Part#:1812Y0630470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1812
  • In Stock:71352
$0.284/pcsRFQ
1808J0500473MDR Image
  • Part#:1808J0500473MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 1808
  • In Stock:106426
$0.183/pcsRFQ
0805J2001P90BUT Image
  • Part#:0805J2001P90BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 200V C0G/NP0 0805
  • In Stock:111732
$0.186/pcsRFQ
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