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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

1808Y0160821KFT Image
  • Part#:1808Y0160821KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 1808
  • In Stock:122241
$0.187/pcsRFQ
0805J0630471KFR Image
  • Part#:0805J0630471KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 0805
  • In Stock:293217
$0.076/pcsRFQ
1825Y0160682FCT Image
  • Part#:1825Y0160682FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 1825
  • In Stock:12748
$3.009/pcsRFQ
1812Y0160473JCR Image
  • Part#:1812Y0160473JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V C0G/NP0 1812
  • In Stock:70566
$0.513/pcsRFQ
1808J1000121MDT Image
  • Part#:1808J1000121MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V X7R 1808
  • In Stock:125622
$0.181/pcsRFQ
1812J0100331KCR Image
  • Part#:1812J0100331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V C0G/NP0 1812
  • In Stock:78968
$0.238/pcsRFQ
1808Y0250274JXT Image
  • Part#:1808Y0250274JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 1808
  • In Stock:72539
$0.294/pcsRFQ
0805J0160470KFT Image
  • Part#:0805J0160470KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 0805
  • In Stock:254680
$0.083/pcsRFQ
0805J1000152FFR Image
  • Part#:0805J1000152FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 0805
  • In Stock:76063
$0.43/pcsRFQ
2225Y0100820KCT Image
  • Part#:2225Y0100820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 2225
  • In Stock:38111
$1.03/pcsRFQ
1210Y0630123KXR Image
  • Part#:1210Y0630123KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1210
  • In Stock:135119
$0.145/pcsRFQ
2225J4K00470FCT Image
  • Part#:2225J4K00470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 2225
  • In Stock:18632
$1.826/pcsRFQ
1808J0500332GCT Image
  • Part#:1808J0500332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1808
  • In Stock:99894
$0.201/pcsRFQ
1812J1000273FAT Image
  • Part#:1812J1000273FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .027UF 100V C0G/NP0 1812
  • In Stock:11822
$2.648/pcsRFQ
1206Y2500471FFR Image
  • Part#:1206Y2500471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 1206
  • In Stock:74094
$0.525/pcsRFQ
0805Y5005P10HQT Image
  • Part#:0805Y5005P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 500V C0G/NP0 0805
  • In Stock:66266
$0.511/pcsRFQ
1206Y0630332JAR Image
  • Part#:1206Y0630332JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1206
  • In Stock:130033
$0.178/pcsRFQ
0603Y3004P00CQT Image
  • Part#:0603Y3004P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 300V C0G/NP0 0603
  • In Stock:225979
$0.1/pcsRFQ
2225J6K00272JXT Image
  • Part#:2225J6K00272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 6KV X7R 2225
  • In Stock:57588
$0.655/pcsRFQ
1206Y5000102JCR Image
  • Part#:1206Y5000102JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1206
  • In Stock:175774
$0.107/pcsRFQ
1206J0250392KDT Image
  • Part#:1206J0250392KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1206
  • In Stock:201790
$0.112/pcsRFQ
1210Y0250182GCT Image
  • Part#:1210Y0250182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1210
  • In Stock:68432
$0.315/pcsRFQ
2225J1K00471KFR Image
  • Part#:2225J1K00471KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 2225
  • In Stock:28345
$1.055/pcsRFQ
1808Y1000332KXR Image
  • Part#:1808Y1000332KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V X7R 1808
  • In Stock:205442
$0.117/pcsRFQ
2220Y5000474MDT Image
  • Part#:2220Y5000474MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 500V X7R 2220
  • In Stock:25628
$1.509/pcsRFQ
1206Y0630120JFT Image
  • Part#:1206Y0630120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1206
  • In Stock:190713
$0.124/pcsRFQ
1808Y0630821FCR Image
  • Part#:1808Y0630821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1808
  • In Stock:98499
$0.377/pcsRFQ
2225J5000221JDR Image
  • Part#:2225J5000221JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 2225
  • In Stock:34084
$1.098/pcsRFQ
0805Y0632P70HQT Image
  • Part#:0805Y0632P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 0805
  • In Stock:61340
$0.328/pcsRFQ
1808J2000820KCT Image
  • Part#:1808J2000820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1808
  • In Stock:157738
$0.121/pcsRFQ
  • Part#:1210Y2000473MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:102588
$0.216/pcsRFQ
2225J0500221KCR Image
  • Part#:2225J0500221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 2225
  • In Stock:53129
$0.739/pcsRFQ
0603Y3000120KQT Image
  • Part#:0603Y3000120KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 300V C0G/NP0 0603
  • In Stock:173358
$0.112/pcsRFQ
2225Y0500271GCR Image
  • Part#:2225Y0500271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 2225
  • In Stock:20034
$1.547/pcsRFQ
1206J0251P20CFR Image
  • Part#:1206J0251P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 25V C0G/NP0 1206
  • In Stock:134553
$0.159/pcsRFQ
1812Y0630680FAT Image
  • Part#:1812Y0630680FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1812
  • In Stock:18971
$1.578/pcsRFQ
2220Y1000820FCT Image
  • Part#:2220Y1000820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 2220
  • In Stock:12687
$2.748/pcsRFQ
2220J1K00822KFT Image
  • Part#:2220J1K00822KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV C0G/NP0 2220
  • In Stock:34308
$1.096/pcsRFQ
1808Y0250182JFR Image
  • Part#:1808Y0250182JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1808
  • In Stock:108055
$0.173/pcsRFQ
2220J2000331JCR Image
  • Part#:2220J2000331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 2220
  • In Stock:39025
$0.849/pcsRFQ
1206J1K20221JCR Image
  • Part#:1206J1K20221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV C0G/NP0 1206
  • In Stock:177152
$0.122/pcsRFQ
1812Y2000272FAR Image
  • Part#:1812Y2000272FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 1812
  • In Stock:19764
$1.905/pcsRFQ
0603Y2500120KFT Image
  • Part#:0603Y2500120KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 0603
  • In Stock:303589
$0.077/pcsRFQ
1206Y0630271JXT Image
  • Part#:1206Y0630271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V X7R 1206
  • In Stock:235837
$0.096/pcsRFQ
1825J6K00102MXR Image
  • Part#:1825J6K00102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 6KV X7R 1825
  • In Stock:66973
$0.336/pcsRFQ
2225J0250222JCT Image
  • Part#:2225J0250222JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 2225
  • In Stock:42151
$0.861/pcsRFQ
1812J0250100FFT Image
  • Part#:1812J0250100FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 1812
  • In Stock:29739
$1.319/pcsRFQ
1812J0100823GCR Image
  • Part#:1812J0100823GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V C0G/NP0 1812
  • In Stock:37269
$0.995/pcsRFQ
0603J2500150FUT Image
  • Part#:0603J2500150FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 0603
  • In Stock:68129
$0.322/pcsRFQ
2220J2K00472MXR Image
  • Part#:2220J2K00472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 2KV X7R 2220
  • In Stock:62468
$0.476/pcsRFQ
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