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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

1812J2000821FFR Image
  • Part#:1812J2000821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1812
  • In Stock:20741
$1.491/pcsRFQ
0805Y2502P70BQT Image
  • Part#:0805Y2502P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 250V C0G/NP0 0805
  • In Stock:123853
$0.18/pcsRFQ
1210Y5000681FAT Image
  • Part#:1210Y5000681FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V C0G/NP0 1210
  • In Stock:45226
$0.714/pcsRFQ
  • Part#:2225Y0100224GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:14057
$2.538/pcsRFQ
1210Y1000683JXR Image
  • Part#:1210Y1000683JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1210
  • In Stock:98196
$0.21/pcsRFQ
1210J6300272MXR Image
  • Part#:1210J6300272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V X7R 1210
  • In Stock:172309
$0.109/pcsRFQ
1808J0630221JDR Image
  • Part#:1808J0630221JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 1808
  • In Stock:87654
$0.237/pcsRFQ
1808J2000273JXR Image
  • Part#:1808J2000273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 200V X7R 1808
  • In Stock:144474
$0.154/pcsRFQ
0805Y0160822GCT Image
  • Part#:0805Y0160822GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V C0G/NP0 0805
  • In Stock:113142
$0.201/pcsRFQ
1808Y0160121JFR Image
  • Part#:1808Y0160121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1808
  • In Stock:131732
$0.174/pcsRFQ
2220J1K00472MXT Image
  • Part#:2220J1K00472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 2220
  • In Stock:85608
$0.43/pcsRFQ
0505Y150P700CQT Image
  • Part#:0505Y150P700CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 150V C0G/NP0 0505
  • In Stock:130579
$0.173/pcsRFQ
1410Y1000183MXTE03 Image
  • Part#:1410Y1000183MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 1410
  • In Stock:64706
$0.332/pcsRFQ
1812J4K00390KCR Image
  • Part#:1812J4K00390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 4KV C0G/NP0 1812
  • In Stock:89076
$0.239/pcsRFQ
1210J2500470FFR Image
  • Part#:1210J2500470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1210
  • In Stock:44382
$0.889/pcsRFQ
2225Y0160821JCR Image
  • Part#:2225Y0160821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2225
  • In Stock:36259
$0.965/pcsRFQ
1210Y0160392JDR Image
  • Part#:1210Y0160392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V X7R 1210
  • In Stock:86954
$0.264/pcsRFQ
1210Y2500122JCT Image
  • Part#:1210Y2500122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V C0G/NP0 1210
  • In Stock:112410
$0.21/pcsRFQ
2225J2000104JDR Image
  • Part#:2225J2000104JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 200V X7R 2225
  • In Stock:27502
$1.262/pcsRFQ
1812J1000153FFR Image
  • Part#:1812J1000153FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V C0G 1812
  • In Stock:20367
$1.933/pcsRFQ
1808Y0500273JXR Image
  • Part#:1808Y0500273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 1808
  • In Stock:120293
$0.167/pcsRFQ
1206Y2501P20BQT Image
  • Part#:1206Y2501P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 250V C0G/NP0 1206
  • In Stock:119121
$0.165/pcsRFQ
1812J0500822KCT Image
  • Part#:1812J0500822KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 1812
  • In Stock:78708
$0.291/pcsRFQ
1812Y0100154JCR Image
  • Part#:1812Y0100154JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 10V C0G/NP0 1812
  • In Stock:31585
$0.949/pcsRFQ
1210J2500562JDR Image
  • Part#:1210J2500562JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 1210
  • In Stock:81504
$0.273/pcsRFQ
1111J2000561FQT Image
  • Part#:1111J2000561FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 1111
  • In Stock:22628
$1.714/pcsRFQ
1808Y1000151JDR Image
  • Part#:1808Y1000151JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V X7R 1808
  • In Stock:93033
$0.219/pcsRFQ
1206J5006P80BFT Image
  • Part#:1206J5006P80BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 500V C0G/NP0 1206
  • In Stock:85554
$0.399/pcsRFQ
2225Y0500471GCR Image
  • Part#:2225Y0500471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 2225
  • In Stock:21943
$1.597/pcsRFQ
1210J0100474MXR Image
  • Part#:1210J0100474MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 10V X7R 1210
  • In Stock:122916
$0.19/pcsRFQ
1210Y0630563MET Image
  • Part#:1210Y0630563MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1210
  • In Stock:104533
$0.227/pcsRFQ
2225J5000562FFT Image
  • Part#:2225J5000562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 2225
  • In Stock:11557
$2.922/pcsRFQ
1812J1000221JAT Image
  • Part#:1812J1000221JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1812
  • In Stock:80488
$0.406/pcsRFQ
0603J0630561JCT Image
  • Part#:0603J0630561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 0603
  • In Stock:405274
$0.06/pcsRFQ
1825J1K00560JCR Image
  • Part#:1825J1K00560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1825
  • In Stock:72632
$0.514/pcsRFQ
1206J0160563KDR Image
  • Part#:1206J0160563KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V X7R 1206
  • In Stock:198971
$0.12/pcsRFQ
0603Y2500180KQT Image
  • Part#:0603Y2500180KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 0603
  • In Stock:213203
$0.105/pcsRFQ
0805J2000390JCT Image
  • Part#:0805J2000390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 0805
  • In Stock:358800
$0.062/pcsRFQ
0805J2509P10BQT Image
  • Part#:0805J2509P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 250V C0G/NP0 0805
  • In Stock:79652
$0.387/pcsRFQ
1812J0500120JFT Image
  • Part#:1812J0500120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1812
  • In Stock:81833
$0.45/pcsRFQ
0805Y2500391KFT Image
  • Part#:0805Y2500391KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 0805
  • In Stock:203958
$0.108/pcsRFQ
  • Part#:0603Y0630680GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:206991
$0.105/pcsRFQ
1808YA250560KCTPY2 Image
  • Part#:1808YA250560KCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1808
  • In Stock:65628
$0.296/pcsRFQ
1206J0630110FQT Image
  • Part#:1206J0630110FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 63V C0G/NP0 1206
  • In Stock:29408
$1.336/pcsRFQ
1206J0160103JCT Image
  • Part#:1206J0160103JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V C0G/NP0 1206
  • In Stock:156978
$0.127/pcsRFQ
1210Y0500100JAT Image
  • Part#:1210Y0500100JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1210
  • In Stock:81035
$0.261/pcsRFQ
0505Y200P800HQT Image
  • Part#:0505Y200P800HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 200V C0G/NP0 0505
  • In Stock:63283
$0.304/pcsRFQ
1210J2008P20BCR Image
  • Part#:1210J2008P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 200V C0G/NP0 1210
  • In Stock:61153
$0.317/pcsRFQ
1210J0630332JAT Image
  • Part#:1210J0630332JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1210
  • In Stock:78131
$0.277/pcsRFQ
1206Y1K01P20HQT Image
  • Part#:1206Y1K01P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 1KV C0G/NP0 1206
  • In Stock:63264
$0.333/pcsRFQ
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