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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

0805Y2500121KCT Image
  • Part#:0805Y2500121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 0805
  • In Stock:309350
$0.078/pcsRFQ
1206J2000101FCR Image
  • Part#:1206J2000101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 1206
  • In Stock:81073
$0.283/pcsRFQ
1825J6300561FCR Image
  • Part#:1825J6300561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V C0G/NP0 1825
  • In Stock:18088
$1.86/pcsRFQ
1206Y5000561KDT Image
  • Part#:1206Y5000561KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V X7R 1206
  • In Stock:178401
$0.107/pcsRFQ
0805J2500123JXT Image
  • Part#:0805J2500123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V X7R 0805
  • In Stock:219120
$0.087/pcsRFQ
2225Y2K00120GCR Image
  • Part#:2225Y2K00120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 2225
  • In Stock:21261
$1.403/pcsRFQ
2220Y0250182FCR Image
  • Part#:2220Y0250182FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 2220
  • In Stock:14617
$2.637/pcsRFQ
1825Y1K50472KXT Image
  • Part#:1825Y1K50472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.5KV X7R 1825
  • In Stock:54142
$0.605/pcsRFQ
0805Y2001P20DAR Image
  • Part#:0805Y2001P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 200V C0G/NP0 0805
  • In Stock:267550
$0.084/pcsRFQ
0505J2500180GQT Image
  • Part#:0505J2500180GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 0505
  • In Stock:61096
$0.352/pcsRFQ
1808J2000681KXR Image
  • Part#:1808J2000681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V X7R 1808
  • In Stock:183082
$0.111/pcsRFQ
1812J1000123JDR Image
  • Part#:1812J1000123JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 1812
  • In Stock:81185
$0.44/pcsRFQ
2220JA250151MXRB16 Image
  • Part#:2220JA250151MXRB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 2220
  • In Stock:70145
$0.342/pcsRFQ
2220Y0250333KCT Image
  • Part#:2220Y0250333KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V C0G/NP0 2220
  • In Stock:39803
$0.905/pcsRFQ
2225J2000154JXR Image
  • Part#:2225J2000154JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 2225
  • In Stock:36799
$0.88/pcsRFQ
0805J0632P70CAT Image
  • Part#:0805J0632P70CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 0805
  • In Stock:184152
$0.131/pcsRFQ
1206Y5000470GAT Image
  • Part#:1206Y5000470GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1206
  • In Stock:107229
$0.22/pcsRFQ
  • Part#:1206Y1501P20CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:145931
$0.15/pcsRFQ
2220Y0500151JCT Image
  • Part#:2220Y0500151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 2220
  • In Stock:39453
$0.847/pcsRFQ
1206Y0100332GCT Image
  • Part#:1206Y0100332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V C0G/NP0 1206
  • In Stock:99465
$0.224/pcsRFQ
1111Y500P700HQT Image
  • Part#:1111Y500P700HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 500V C0G/NP0 1111
  • In Stock:80126
$0.482/pcsRFQ
1210J0160125JXR Image
  • Part#:1210J0160125JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 16V X7R 1210
  • In Stock:67626
$0.339/pcsRFQ
1812Y2K00391GCR Image
  • Part#:1812Y2K00391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2KV C0G/NP0 1812
  • In Stock:48481
$0.665/pcsRFQ
0805J0500222MXR Image
  • Part#:0805J0500222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V X7R 0805
  • In Stock:467547
$0.05/pcsRFQ
0603Y0104P70DCT Image
  • Part#:0603Y0104P70DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 10V C0G/NP0 0603
  • In Stock:353382
$0.064/pcsRFQ
0603Y1501P40CQT Image
  • Part#:0603Y1501P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 150V C0G/NP0 0603
  • In Stock:238373
$0.092/pcsRFQ
1210J5000101KDR Image
  • Part#:1210J5000101KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V X7R 1210
  • In Stock:139800
$0.165/pcsRFQ
1812YA255P60CCTPY2 Image
  • Part#:1812YA255P60CCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 1812
  • In Stock:67105
$0.552/pcsRFQ
0603J3003P90CQT Image
  • Part#:0603J3003P90CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 300V C0G/NP0 0603
  • In Stock:221645
$0.105/pcsRFQ
1206J1K20100JCT Image
  • Part#:1206J1K20100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.2KV C0G/NP0 1206
  • In Stock:223711
$0.1/pcsRFQ
  • Part#:2225J1K00561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:50086
$0.724/pcsRFQ
0603J0631P50BCT Image
  • Part#:0603J0631P50BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 63V C0G/NP0 0603
  • In Stock:162028
$0.145/pcsRFQ
1825Y0250104GCT Image
  • Part#:1825Y0250104GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V C0G/NP0 1825
  • In Stock:12348
$2.44/pcsRFQ
2220Y0630473KFT Image
  • Part#:2220Y0630473KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V C0G/NP0 2220
  • In Stock:24615
$1.565/pcsRFQ
2225Y1000124JXT Image
  • Part#:2225Y1000124JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 100V X7R 2225
  • In Stock:30906
$0.995/pcsRFQ
1111J1K00360JQT Image
  • Part#:1111J1K00360JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 1KV C0G/NP0 1111
  • In Stock:68581
$0.32/pcsRFQ
1825J5000103FCR Image
  • Part#:1825J5000103FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V C0G 1825
  • In Stock:16409
$2.018/pcsRFQ
2225Y1K20220JCR Image
  • Part#:2225Y1K20220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.2KV C0G/NP0 2225
  • In Stock:37791
$0.807/pcsRFQ
1812J0160181FCT Image
  • Part#:1812J0160181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 1812
  • In Stock:40555
$0.888/pcsRFQ
1206J0160472FCR Image
  • Part#:1206J0160472FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 1206
  • In Stock:81829
$0.391/pcsRFQ
0603J1000151GFT Image
  • Part#:0603J1000151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0603
  • In Stock:134064
$0.145/pcsRFQ
1812J1K00822MDR Image
  • Part#:1812J1K00822MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 1812
  • In Stock:56998
$0.361/pcsRFQ
1812Y0630155JET Image
  • Part#:1812Y0630155JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 63V X7R 1812
  • In Stock:29333
$1.014/pcsRFQ
2220J2K50331GCT Image
  • Part#:2220J2K50331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2.5KV C0G/NP0 2220
  • In Stock:33236
$1/pcsRFQ
1206J0250821KDR Image
  • Part#:1206J0250821KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V X7R 1206
  • In Stock:210610
$0.105/pcsRFQ
1210J0250223MDT Image
  • Part#:1210J0250223MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V X7R 1210
  • In Stock:97311
$0.207/pcsRFQ
1808Y0100180GCR Image
  • Part#:1808Y0100180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 10V C0G/NP0 1808
  • In Stock:109214
$0.212/pcsRFQ
1812Y0630123GAT Image
  • Part#:1812Y0630123GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .012UF 63V C0G/NP0 1812
  • In Stock:32765
$1.025/pcsRFQ
2225Y0500154JXR Image
  • Part#:2225Y0500154JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 2225
  • In Stock:28966
$1.06/pcsRFQ
2225Y0100182FCR Image
  • Part#:2225Y0100182FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 10V C0G/NP0 2225
  • In Stock:11870
$3.281/pcsRFQ
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