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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

1808Y6K00121KXT Image
  • Part#:1808Y6K00121KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 6KV X7R 1808
  • In Stock:137929
$0.173/pcsRFQ
2211JA250120JCRSPU Image
  • Part#:2211JA250120JCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 2211
  • In Stock:85028
$0.442/pcsRFQ
1812Y0250680FFR Image
  • Part#:1812Y0250680FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1812
  • In Stock:24082
$1.577/pcsRFQ
2225J0160681FCT Image
  • Part#:2225J0160681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V C0G/NP0 2225
  • In Stock:11364
$3.069/pcsRFQ
1210Y1000392JET Image
  • Part#:1210Y1000392JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V X7R 1210
  • In Stock:73269
$0.292/pcsRFQ
0603Y0160272KDT Image
  • Part#:0603Y0160272KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V X7R 0603
  • In Stock:276157
$0.071/pcsRFQ
2225Y0500150GCT Image
  • Part#:2225Y0500150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 2225
  • In Stock:18246
$1.64/pcsRFQ
2220Y6K00221FCR Image
  • Part#:2220Y6K00221FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 6KV C0G/NP0 2220
  • In Stock:21080
$1.65/pcsRFQ
1206Y2K00680KCT Image
  • Part#:1206Y2K00680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2KV C0G/NP0 1206
  • In Stock:173332
$0.111/pcsRFQ
2220Y1K00821JFR Image
  • Part#:2220Y1K00821JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 2220
  • In Stock:41274
$0.887/pcsRFQ
  • Part#:2225Y0100270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:45346
$0.802/pcsRFQ
2225J0250473KFR Image
  • Part#:2225J0250473KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V C0G/NP0 2225
  • In Stock:24171
$1.539/pcsRFQ
1210J5000563JDT Image
  • Part#:1210J5000563JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 500V X7R 1210
  • In Stock:73933
$0.277/pcsRFQ
0805Y0160682KXR Image
  • Part#:0805Y0160682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V X7R 0805
  • In Stock:426925
$0.056/pcsRFQ
0603Y200P500HUT Image
  • Part#:0603Y200P500HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 200V C0G/NP0 0603
  • In Stock:126931
$0.151/pcsRFQ
2225Y0630561JFR Image
  • Part#:2225Y0630561JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 2225
  • In Stock:23649
$1.441/pcsRFQ
0805J1000120MCRE03 Image
  • Part#:0805J1000120MCRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 0805
  • In Stock:117480
$0.198/pcsRFQ
0603J0636P80DCR Image
  • Part#:0603J0636P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 63V C0G/NP0 0603
  • In Stock:413958
$0.047/pcsRFQ
1808Y2K56P80DCR Image
  • Part#:1808Y2K56P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 2.5KV C0G/NP0 1808
  • In Stock:102188
$0.197/pcsRFQ
1206J0100122KXT Image
  • Part#:1206J0100122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 10V X7R 1206
  • In Stock:295251
$0.078/pcsRFQ
1812Y1K20821GCT Image
  • Part#:1812Y1K20821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.2KV C0G/NP0 1812
  • In Stock:57939
$0.549/pcsRFQ
1206Y2500360FQT Image
  • Part#:1206Y2500360FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 250V C0G/NP0 1206
  • In Stock:53292
$0.658/pcsRFQ
0805J0630222GFT Image
  • Part#:0805J0630222GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 0805
  • In Stock:93258
$0.244/pcsRFQ
2225J0250223JFT Image
  • Part#:2225J0250223JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 2225
  • In Stock:21517
$1.503/pcsRFQ
0603Y2500390KQT Image
  • Part#:0603Y2500390KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0603
  • In Stock:181849
$0.107/pcsRFQ
1206J0160221FCR Image
  • Part#:1206J0160221FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1206
  • In Stock:81927
$0.277/pcsRFQ
1206J0250563JXT Image
  • Part#:1206J0250563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1206
  • In Stock:180998
$0.105/pcsRFQ
1210Y0500180FAT Image
  • Part#:1210Y0500180FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1210
  • In Stock:39938
$0.882/pcsRFQ
1210J0500100FCR Image
  • Part#:1210J0500100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1210
  • In Stock:62991
$0.562/pcsRFQ
2220Y1K00682MXT Image
  • Part#:2220Y1K00682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1KV X7R 2220
  • In Stock:60400
$0.508/pcsRFQ
0805Y0630152KER Image
  • Part#:0805Y0630152KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V X7R 0805
  • In Stock:266937
$0.075/pcsRFQ
2220J2500183GCR Image
  • Part#:2220J2500183GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V C0G 2220
  • In Stock:22320
$1.689/pcsRFQ
1812Y3K00180JCR Image
  • Part#:1812Y3K00180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 3KV C0G/NP0 1812
  • In Stock:88347
$0.27/pcsRFQ
2220Y6300820KCR Image
  • Part#:2220Y6300820KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 2220
  • In Stock:65490
$0.579/pcsRFQ
1808Y0250151GCR Image
  • Part#:1808Y0250151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1808
  • In Stock:117367
$0.187/pcsRFQ
1825Y1K20563KXT Image
  • Part#:1825Y1K20563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1.2KV X7R 1825
  • In Stock:42675
$0.878/pcsRFQ
2220Y1000270GCT Image
  • Part#:2220Y1000270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 2220
  • In Stock:24325
$1.413/pcsRFQ
1210J0630822MDT Image
  • Part#:1210J0630822MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1210
  • In Stock:86813
$0.217/pcsRFQ
1812Y2500153JXT Image
  • Part#:1812Y2500153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 1812
  • In Stock:86054
$0.373/pcsRFQ
1206Y0250561MDR Image
  • Part#:1206Y0250561MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V X7R 1206
  • In Stock:189055
$0.102/pcsRFQ
1210J0630391KFT Image
  • Part#:1210J0630391KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 1210
  • In Stock:95599
$0.24/pcsRFQ
0603J1000510KQT Image
  • Part#:0603J1000510KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 100V C0G/NP0 0603
  • In Stock:177793
$0.118/pcsRFQ
1808Y3K00180KCR Image
  • Part#:1808Y3K00180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 3KV C0G/NP0 1808
  • In Stock:132148
$0.145/pcsRFQ
  • Part#:0805J0630181GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:177902
$0.117/pcsRFQ
1808J2000180JFR Image
  • Part#:1808J2000180JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1808
  • In Stock:98697
$0.2/pcsRFQ
0603Y0630181KXR Image
  • Part#:0603Y0630181KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V X7R 0603
  • In Stock:497722
$0.043/pcsRFQ
0805Y0630222KFT Image
  • Part#:0805Y0630222KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 0805
  • In Stock:165237
$0.136/pcsRFQ
2225Y0250220GFT Image
  • Part#:2225Y0250220GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 2225
  • In Stock:11325
$2.855/pcsRFQ
1812Y2000102GFR Image
  • Part#:1812Y2000102GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 1812
  • In Stock:45405
$0.808/pcsRFQ
  • Part#:1206Y500P600DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:141947
$0.152/pcsRFQ
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