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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

1210Y1K00470GFT Image
  • Part#:1210Y1K00470GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1210
  • In Stock:68537
$0.334/pcsRFQ
0603Y2000470JFT Image
  • Part#:0603Y2000470JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 0603
  • In Stock:257807
$0.081/pcsRFQ
1812Y5000392JDR Image
  • Part#:1812Y5000392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V X7R 1812
  • In Stock:87369
$0.395/pcsRFQ
1812Y0100331GCT Image
  • Part#:1812Y0100331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V C0G/NP0 1812
  • In Stock:63920
$0.563/pcsRFQ
  • Part#:1808J6K00120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:161210
$0.15/pcsRFQ
1206J0160683KXT Image
  • Part#:1206J0160683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1206
  • In Stock:247919
$0.085/pcsRFQ
  • Part#:1206Y100P700CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:126721
$0.149/pcsRFQ
2225Y0160474MDR Image
  • Part#:2225Y0160474MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 16V X7R 2225
  • In Stock:24593
$1.25/pcsRFQ
0805J1500470KQT Image
  • Part#:0805J1500470KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 150V C0G/NP0 0805
  • In Stock:127770
$0.171/pcsRFQ
2225Y0250154JCR Image
  • Part#:2225Y0250154JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V C0G/NP0 2225
  • In Stock:22400
$1.529/pcsRFQ
1111Y6303P90DQT Image
  • Part#:1111Y6303P90DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 630V C0G/NP0 1111
  • In Stock:61634
$0.323/pcsRFQ
1210Y2000823KXT Image
  • Part#:1210Y2000823KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 200V X7R 1210
  • In Stock:104834
$0.201/pcsRFQ
0603Y0163P30CFT Image
  • Part#:0603Y0163P30CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 16V C0G/NP0 0603
  • In Stock:226091
$0.096/pcsRFQ
1812Y5000391JAR Image
  • Part#:1812Y5000391JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1812
  • In Stock:91951
$0.377/pcsRFQ
2225J1000182GCT Image
  • Part#:2225J1000182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 2225
  • In Stock:25924
$1.518/pcsRFQ
1206Y5000122KXT Image
  • Part#:1206Y5000122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 1206
  • In Stock:315316
$0.076/pcsRFQ
0805Y0250182KFT Image
  • Part#:0805Y0250182KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 0805
  • In Stock:193127
$0.111/pcsRFQ
1825J0250271KCR Image
  • Part#:1825J0250271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1825
  • In Stock:41830
$0.791/pcsRFQ
1812J5000120GCT Image
  • Part#:1812J5000120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1812
  • In Stock:67060
$0.46/pcsRFQ
0805Y0630562MDT Image
  • Part#:0805Y0630562MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 0805
  • In Stock:254091
$0.082/pcsRFQ
1206J0101P20DCT Image
  • Part#:1206J0101P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:335215
$0.067/pcsRFQ
1825Y0500331KCT Image
  • Part#:1825Y0500331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1825
  • In Stock:34774
$0.942/pcsRFQ
1210Y0160221KFT Image
  • Part#:1210Y0160221KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1210
  • In Stock:82422
$0.244/pcsRFQ
0805J0503P90HQT Image
  • Part#:0805J0503P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 50V C0G/NP0 0805
  • In Stock:90513
$0.427/pcsRFQ
0805Y1000120GQT Image
  • Part#:0805Y1000120GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 0805
  • In Stock:70597
$0.316/pcsRFQ
1808J0250684KDR Image
  • Part#:1808J0250684KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 25V X7R 1808
  • In Stock:64526
$0.301/pcsRFQ
0603J0251P80DFR Image
  • Part#:0603J0251P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 25V C0G/NP0 0603
  • In Stock:284492
$0.084/pcsRFQ
1812Y2000331GFT Image
  • Part#:1812Y2000331GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 1812
  • In Stock:36346
$0.846/pcsRFQ
1812Y1000150KAT Image
  • Part#:1812Y1000150KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1812
  • In Stock:64296
$0.512/pcsRFQ
1206J0500472KAR Image
  • Part#:1206J0500472KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:178234
$0.134/pcsRFQ
0603Y0509P10HQT Image
  • Part#:0603Y0509P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 50V C0G/NP0 0603
  • In Stock:59792
$0.561/pcsRFQ
2225J2000561FFR Image
  • Part#:2225J2000561FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 2225
  • In Stock:7212
$5.206/pcsRFQ
1206J2K01P60DQT Image
  • Part#:1206J2K01P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 2KV C0G/NP0 1206
  • In Stock:106059
$0.198/pcsRFQ
0805Y0252P20CFT Image
  • Part#:0805Y0252P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 25V C0G/NP0 0805
  • In Stock:158406
$0.133/pcsRFQ
1808J1000271KCT Image
  • Part#:1808J1000271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1808
  • In Stock:172874
$0.13/pcsRFQ
1210Y1000820JAT Image
  • Part#:1210Y1000820JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 1210
  • In Stock:77638
$0.257/pcsRFQ
1111J1000180FQT Image
  • Part#:1111J1000180FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1111
  • In Stock:25282
$1.345/pcsRFQ
  • Part#:0805J2500183MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 0805
  • In Stock:237965
$0.084/pcsRFQ
1812Y1000392MCRE03 Image
  • Part#:1812Y1000392MCRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1812
  • In Stock:48440
$0.643/pcsRFQ
  • Part#:1812Y0630123KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:62503
$0.494/pcsRFQ
1210J0160123JDR Image
  • Part#:1210J0160123JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V X7R 1210
  • In Stock:90894
$0.255/pcsRFQ
1206Y0250682JCT Image
  • Part#:1206Y0250682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1206
  • In Stock:173507
$0.11/pcsRFQ
1206Y6300821JET Image
  • Part#:1206Y6300821JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V X7R 1206
  • In Stock:159367
$0.131/pcsRFQ
1206Y2K01P00CCT Image
  • Part#:1206Y2K01P00CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 2KV C0G/NP0 1206
  • In Stock:147095
$0.157/pcsRFQ
0805J1000681JAR Image
  • Part#:0805J1000681JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 0805
  • In Stock:230773
$0.102/pcsRFQ
1812Y1000122KCT Image
  • Part#:1812Y1000122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1812
  • In Stock:72376
$0.314/pcsRFQ
0603Y2003P60HQT Image
  • Part#:0603Y2003P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 200V C0G/NP0 0603
  • In Stock:77341
$0.29/pcsRFQ
1825J1K50392MXR Image
  • Part#:1825J1K50392MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.5KV X7R 1825
  • In Stock:78383
$0.454/pcsRFQ
1210Y2000120KAT Image
  • Part#:1210Y2000120KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1210
  • In Stock:71869
$0.267/pcsRFQ
1206J0500120JQT Image
  • Part#:1206J0500120JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1206
  • In Stock:114614
$0.206/pcsRFQ
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