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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

0603Y0500223KET Image
  • Part#:0603Y0500223KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 0603
  • In Stock:243754
$0.078/pcsRFQ
2220J0250275JXT Image
  • Part#:2220J0250275JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 25V X7R 2220
  • In Stock:28501
$1.247/pcsRFQ
0603J0630271GAT Image
  • Part#:0603J0630271GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 0603
  • In Stock:161968
$0.144/pcsRFQ
0805Y0630331KXT Image
  • Part#:0805Y0630331KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V X7R 0805
  • In Stock:370121
$0.055/pcsRFQ
1812J1000101GFT Image
  • Part#:1812J1000101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1812
  • In Stock:47563
$0.721/pcsRFQ
1812J0500822FAT Image
  • Part#:1812J0500822FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 1812
  • In Stock:18951
$1.602/pcsRFQ
1808J2000220FCT Image
  • Part#:1808J2000220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1808
  • In Stock:102769
$0.384/pcsRFQ
1206Y1K00220KCT Image
  • Part#:1206Y1K00220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 1206
  • In Stock:212583
$0.096/pcsRFQ
1111J2K0P600DQT Image
  • Part#:1111J2K0P600DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 2KV C0G/NP0 1111
  • In Stock:82058
$0.274/pcsRFQ
0805J1002P70DCR Image
  • Part#:0805J1002P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 100V C0G/NP0 0805
  • In Stock:374337
$0.052/pcsRFQ
1206J1K20221JCT Image
  • Part#:1206J1K20221JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV C0G/NP0 1206
  • In Stock:172279
$0.128/pcsRFQ
1210Y1000272GAT Image
  • Part#:1210Y1000272GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1210
  • In Stock:73224
$0.496/pcsRFQ
1825Y0100820FCT Image
  • Part#:1825Y0100820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 1825
  • In Stock:11118
$3.095/pcsRFQ
0603J2002P10HUT Image
  • Part#:0603J2002P10HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 200V C0G/NP0 0603
  • In Stock:106122
$0.218/pcsRFQ
0805Y0500681GFT Image
  • Part#:0805Y0500681GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 0805
  • In Stock:138383
$0.163/pcsRFQ
1825J0100333KXR Image
  • Part#:1825J0100333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V X7R 1825
  • In Stock:54001
$0.613/pcsRFQ
  • Part#:2220Y0160153FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 2220
  • In Stock:9932
$3.812/pcsRFQ
1808Y0160102KFT Image
  • Part#:1808Y0160102KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 1808
  • In Stock:100466
$0.192/pcsRFQ
1812Y0630333JDT Image
  • Part#:1812Y0630333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1812
  • In Stock:69405
$0.528/pcsRFQ
1210Y2500103JDR Image
  • Part#:1210Y2500103JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 1210
  • In Stock:69666
$0.286/pcsRFQ
1825J0250223KCR Image
  • Part#:1825J0250223KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 1825
  • In Stock:36109
$0.894/pcsRFQ
2225Y0500220KCR Image
  • Part#:2225Y0500220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 2225
  • In Stock:42264
$0.849/pcsRFQ
1812J0500560JFR Image
  • Part#:1812J0500560JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1812
  • In Stock:61512
$0.354/pcsRFQ
2225Y0100185KXT Image
  • Part#:2225Y0100185KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 10V X7R 2225
  • In Stock:31113
$1.085/pcsRFQ
2220J6K00680KCT Image
  • Part#:2220J6K00680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 6KV C0G/NP0 2220
  • In Stock:76314
$0.304/pcsRFQ
1825Y0160473FCR Image
  • Part#:1825Y0160473FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V C0G/NP0 1825
  • In Stock:7699
$4.05/pcsRFQ
0805Y1000391FAT Image
  • Part#:0805Y1000391FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 0805
  • In Stock:66682
$0.321/pcsRFQ
1812Y1K00332JFR Image
  • Part#:1812Y1K00332JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV C0G/NP0 1812
  • In Stock:45871
$0.71/pcsRFQ
1210Y6300180KAR Image
  • Part#:1210Y6300180KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1210
  • In Stock:133979
$0.169/pcsRFQ
1206Y0630273KET Image
  • Part#:1206Y0630273KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 1206
  • In Stock:166507
$0.118/pcsRFQ
2225Y3K00331FCT Image
  • Part#:2225Y3K00331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 3KV C0G/NP0 2225
  • In Stock:13180
$2.366/pcsRFQ
0805Y3002P70BQT Image
  • Part#:0805Y3002P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 300V C0G/NP0 0805
  • In Stock:118357
$0.179/pcsRFQ
0805Y0160333JXR Image
  • Part#:0805Y0160333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 0805
  • In Stock:251827
$0.078/pcsRFQ
2220J1000123KCT Image
  • Part#:2220J1000123KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V C0G 2220
  • In Stock:44188
$0.714/pcsRFQ
1808J1K00332KXR Image
  • Part#:1808J1K00332KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 1808
  • In Stock:146461
$0.144/pcsRFQ
1206Y5000392JDT Image
  • Part#:1206Y5000392JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V X7R 1206
  • In Stock:187354
$0.127/pcsRFQ
1825Y2K50680GCT Image
  • Part#:1825Y2K50680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2.5KV C0G/NP0 1825
  • In Stock:32632
$1.168/pcsRFQ
0603Y1000123JXR Image
  • Part#:0603Y1000123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 0603
  • In Stock:418429
$0.057/pcsRFQ
1206Y1K00680KFT Image
  • Part#:1206Y1K00680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 1206
  • In Stock:142464
$0.137/pcsRFQ
1206Y0500334JER Image
  • Part#:1206Y0500334JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1206
  • In Stock:75691
$0.248/pcsRFQ
1206J1K05P10DQT Image
  • Part#:1206J1K05P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 1KV C0G/NP0 1206
  • In Stock:80544
$0.236/pcsRFQ
1812J1000220JCR Image
  • Part#:1812J1000220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1812
  • In Stock:88468
$0.244/pcsRFQ
2220J2000271GCT Image
  • Part#:2220J2000271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 2220
  • In Stock:22191
$1.438/pcsRFQ
1812J1K50822JXR Image
  • Part#:1812J1K50822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1.5KV X7R 1812
  • In Stock:62139
$0.324/pcsRFQ
1206J0500331KCR Image
  • Part#:1206J0500331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1206
  • In Stock:235748
$0.08/pcsRFQ
2220J1000560KFR Image
  • Part#:2220J1000560KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 2220
  • In Stock:38554
$1.01/pcsRFQ
1210Y2505P60BCR Image
  • Part#:1210Y2505P60BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 1210
  • In Stock:82095
$0.379/pcsRFQ
  • Part#:1206Y1000101MCRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1206
  • In Stock:91507
$0.26/pcsRFQ
2220J2000123KXR Image
  • Part#:2220J2000123KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 2220
  • In Stock:56857
$0.602/pcsRFQ
1206J5000180KFR Image
  • Part#:1206J5000180KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1206
  • In Stock:184575
$0.107/pcsRFQ
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