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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

1210Y5000222GFT Image
  • Part#:1210Y5000222GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1210
  • In Stock:63455
$0.511/pcsRFQ
1206J1K50820JCR Image
  • Part#:1206J1K50820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.5KV C0G/NP0 1206
  • In Stock:258210
$0.093/pcsRFQ
1210J1K00562JDR Image
  • Part#:1210J1K00562JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV X7R 1210
  • In Stock:69601
$0.27/pcsRFQ
1210J2000154KXR Image
  • Part#:1210J2000154KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 1210
  • In Stock:92784
$0.234/pcsRFQ
1812J0500330JAT Image
  • Part#:1812J0500330JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1812
  • In Stock:99469
$0.367/pcsRFQ
1825Y0250392JCT Image
  • Part#:1825Y0250392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1825
  • In Stock:37445
$0.849/pcsRFQ
2220Y3K00391GCT Image
  • Part#:2220Y3K00391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 3KV C0G/NP0 2220
  • In Stock:26934
$1.158/pcsRFQ
2225Y1K00123JDT Image
  • Part#:2225Y1K00123JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1KV X7R 2225
  • In Stock:27200
$1.373/pcsRFQ
2220Y1000103FFT Image
  • Part#:2220Y1000103FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V C0G 2220
  • In Stock:8643
$4.538/pcsRFQ
0603Y0500161JQT Image
  • Part#:0603Y0500161JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 50V C0G/NP0 0603
  • In Stock:164828
$0.138/pcsRFQ
1812Y2000472KCR Image
  • Part#:1812Y2000472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1812
  • In Stock:70523
$0.343/pcsRFQ
0805Y500P200DQT Image
  • Part#:0805Y500P200DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.2PF 500V C0G/NP0 0805
  • In Stock:134318
$0.152/pcsRFQ
1210J1K00101FAT Image
  • Part#:1210J1K00101FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1210
  • In Stock:57986
$0.646/pcsRFQ
1210J5000221KDT Image
  • Part#:1210J5000221KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 1210
  • In Stock:128118
$0.182/pcsRFQ
0805J0630272JXT Image
  • Part#:0805J0630272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V X7R 0805
  • In Stock:261137
$0.074/pcsRFQ
0805Y0630430KQT Image
  • Part#:0805Y0630430KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 63V C0G/NP0 0805
  • In Stock:134767
$0.165/pcsRFQ
2220J2000332JFR Image
  • Part#:2220J2000332JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 2220
  • In Stock:31353
$1.101/pcsRFQ
1111Y2K00200GQT Image
  • Part#:1111Y2K00200GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 2000V C0G/NP0 1111
  • In Stock:53448
$0.632/pcsRFQ
0603J5000181JXR Image
  • Part#:0603J5000181JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V X7R 0603
  • In Stock:463081
$0.051/pcsRFQ
0505J0636P80BQT Image
  • Part#:0505J0636P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 63V C0G/NP0 0505
  • In Stock:53684
$0.568/pcsRFQ
1111Y6302P10DQT Image
  • Part#:1111Y6302P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 630V C0G/NP0 1111
  • In Stock:82889
$0.284/pcsRFQ
1812J0160180FCR Image
  • Part#:1812J0160180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 1812
  • In Stock:30255
$1.094/pcsRFQ
1808YA250820GCRSY2 Image
  • Part#:1808YA250820GCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1808
  • In Stock:63714
$0.549/pcsRFQ
1206J0630680JAT Image
  • Part#:1206J0630680JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1206
  • In Stock:172765
$0.118/pcsRFQ
1808J6K05P60BCT Image
  • Part#:1808J6K05P60BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 6KV C0G/NP0 1808
  • In Stock:52420
$0.597/pcsRFQ
1812J6300680JCT Image
  • Part#:1812J6300680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 630V C0G/NP0 1812
  • In Stock:71171
$0.263/pcsRFQ
1206Y6300222MXT Image
  • Part#:1206Y6300222MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V X7R 1206
  • In Stock:260068
$0.078/pcsRFQ
1825Y2000561FCR Image
  • Part#:1825Y2000561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 1825
  • In Stock:10723
$3.131/pcsRFQ
1812J0250473FFT Image
  • Part#:1812J0250473FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V C0G/NP0 1812
  • In Stock:14947
$2.52/pcsRFQ
0603J1000180KFT Image
  • Part#:0603J1000180KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0603
  • In Stock:272938
$0.07/pcsRFQ
2220J2000562FFT Image
  • Part#:2220J2000562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 2220
  • In Stock:8214
$4.283/pcsRFQ
1812J1K00332JFR Image
  • Part#:1812J1K00332JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV C0G/NP0 1812
  • In Stock:50050
$0.614/pcsRFQ
0805Y2500100JUT Image
  • Part#:0805Y2500100JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 0805
  • In Stock:127116
$0.184/pcsRFQ
1206J1000391KDR Image
  • Part#:1206J1000391KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V X7R 1206
  • In Stock:181555
$0.107/pcsRFQ
2220J1K00680KFT Image
  • Part#:2220J1K00680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 2220
  • In Stock:55876
$0.681/pcsRFQ
0603J1000560FCT Image
  • Part#:0603J1000560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 0603
  • In Stock:134400
$0.168/pcsRFQ
1111J2000180JQT Image
  • Part#:1111J2000180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1111
  • In Stock:59697
$0.358/pcsRFQ
1825J0100274JCR Image
  • Part#:1825J0100274JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 10V C0G/NP0 1825
  • In Stock:18742
$1.88/pcsRFQ
1812Y0160123KXT Image
  • Part#:1812Y0160123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V X7R 1812
  • In Stock:65240
$0.31/pcsRFQ
0805J0250221FCT Image
  • Part#:0805J0250221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 0805
  • In Stock:101147
$0.199/pcsRFQ
1206J0250182JFR Image
  • Part#:1206J0250182JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1206
  • In Stock:153663
$0.139/pcsRFQ
2225Y0500122GCT Image
  • Part#:2225Y0500122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 2225
  • In Stock:19261
$1.768/pcsRFQ
1206Y6300331MXT Image
  • Part#:1206Y6300331MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V X7R 1206
  • In Stock:289735
$0.072/pcsRFQ
1812Y5000391MDR Image
  • Part#:1812Y5000391MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 1812
  • In Stock:82649
$0.385/pcsRFQ
1812YA250151KXTPY2 Image
  • Part#:1812YA250151KXTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1812
  • In Stock:104033
$0.381/pcsRFQ
1812Y0160330GCR Image
  • Part#:1812Y0160330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1812
  • In Stock:61581
$0.5/pcsRFQ
1825J0500683KCR Image
  • Part#:1825J0500683KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V C0G/NP0 1825
  • In Stock:31137
$1.088/pcsRFQ
1825Y0250223GCT Image
  • Part#:1825Y0250223GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 1825
  • In Stock:18984
$1.92/pcsRFQ
1210Y2000122MXT Image
  • Part#:1210Y2000122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V X7R 1210
  • In Stock:159609
$0.152/pcsRFQ
2220Y0630181KCR Image
  • Part#:2220Y0630181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 2220
  • In Stock:45072
$0.765/pcsRFQ
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