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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

2220Y5000471JDT Image
  • Part#:2220Y5000471JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 2220
  • In Stock:35549
$0.942/pcsRFQ
1812J0160682KFT Image
  • Part#:1812J0160682KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 1812
  • In Stock:81130
$0.42/pcsRFQ
1812J2000152JFT Image
  • Part#:1812J2000152JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 1812
  • In Stock:86181
$0.422/pcsRFQ
1825J2500682FCT Image
  • Part#:1825J2500682FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V C0G/NP0 1825
  • In Stock:12515
$3.021/pcsRFQ
0805Y0160823KXR Image
  • Part#:0805Y0160823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 0805
  • In Stock:255210
$0.078/pcsRFQ
1808Y0250391KFT Image
  • Part#:1808Y0250391KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V C0G/NP0 1808
  • In Stock:122685
$0.181/pcsRFQ
2220Y2000563MDT Image
  • Part#:2220Y2000563MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 200V X7R 2220
  • In Stock:36092
$0.993/pcsRFQ
1812Y5000472JET Image
  • Part#:1812Y5000472JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V X7R 1812
  • In Stock:88257
$0.415/pcsRFQ
1808J0250180JDT Image
  • Part#:1808J0250180JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V X7R 1808
  • In Stock:112801
$0.208/pcsRFQ
2225Y0160470KFR Image
  • Part#:2225Y0160470KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 2225
  • In Stock:21929
$1.479/pcsRFQ
1206Y5000821JCR Image
  • Part#:1206Y5000821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1206
  • In Stock:203191
$0.108/pcsRFQ
1808J4K00101GCT Image
  • Part#:1808J4K00101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 4KV C0G/NP0 1808
  • In Stock:77279
$0.304/pcsRFQ
1210Y2000472FFR Image
  • Part#:1210Y2000472FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1210
  • In Stock:26990
$1.301/pcsRFQ
1206Y1K20390FCT Image
  • Part#:1206Y1K20390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.2KV C0G/NP0 1206
  • In Stock:79282
$0.289/pcsRFQ
0805Y0630331JDR Image
  • Part#:0805Y0630331JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V X7R 0805
  • In Stock:240153
$0.09/pcsRFQ
1812Y0100104KCT Image
  • Part#:1812Y0100104KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V C0G/NP0 1812
  • In Stock:57390
$0.611/pcsRFQ
1210J6300273MXR Image
  • Part#:1210J6300273MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 630V X7R 1210
  • In Stock:149506
$0.148/pcsRFQ
2211YA250271FCTSPU Image
  • Part#:2211YA250271FCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 2211
  • In Stock:16576
$1.931/pcsRFQ
1808J0160154MDT Image
  • Part#:1808J0160154MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V X7R 1808
  • In Stock:76899
$0.254/pcsRFQ
2225Y2K00150FCR Image
  • Part#:2225Y2K00150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2KV C0G/NP0 2225
  • In Stock:14833
$2.149/pcsRFQ
0805Y1000122JXR Image
  • Part#:0805Y1000122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V X7R 0805
  • In Stock:311349
$0.072/pcsRFQ
0805Y2000121KUT Image
  • Part#:0805Y2000121KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 0805
  • In Stock:93690
$0.241/pcsRFQ
2225J6300103JXT Image
  • Part#:2225J6300103JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 630V X7R 2225
  • In Stock:44590
$0.878/pcsRFQ
2225J0500822KCT Image
  • Part#:2225J0500822KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 2225
  • In Stock:36194
$0.829/pcsRFQ
1825Y0500185JXR Image
  • Part#:1825Y0500185JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 50V X7R 1825
  • In Stock:22816
$1.319/pcsRFQ
1808J2000563JDT Image
  • Part#:1808J2000563JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 200V X7R 1808
  • In Stock:100084
$0.385/pcsRFQ
1825Y1000272GCT Image
  • Part#:1825Y1000272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1825
  • In Stock:22839
$1.489/pcsRFQ
1206J1003P90HQT Image
  • Part#:1206J1003P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 100V C0G/NP0 1206
  • In Stock:47437
$0.629/pcsRFQ
1808Y2000183JXT Image
  • Part#:1808Y2000183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1808
  • In Stock:123384
$0.169/pcsRFQ
2220J1000223JCT Image
  • Part#:2220J1000223JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V C0G 2220
  • In Stock:32305
$0.966/pcsRFQ
0805J0500121MXR Image
  • Part#:0805J0500121MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 0805
  • In Stock:507337
$0.046/pcsRFQ
2225Y0630152FCR Image
  • Part#:2225Y0630152FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 2225
  • In Stock:9841
$3.325/pcsRFQ
2220Y0160154JFT Image
  • Part#:2220Y0160154JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V C0G/NP0 2220
  • In Stock:17327
$2.054/pcsRFQ
2225J1K50472KXR Image
  • Part#:2225J1K50472KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.5KV X7R 2225
  • In Stock:72046
$0.544/pcsRFQ
1206J0630332JXT Image
  • Part#:1206J0630332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 1206
  • In Stock:230326
$0.09/pcsRFQ
2220YA250181KXRB16 Image
  • Part#:2220YA250181KXRB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 2220
  • In Stock:83646
$0.399/pcsRFQ
0505J050P600DQT Image
  • Part#:0505J050P600DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 50V C0G/NP0 0505
  • In Stock:124364
$0.179/pcsRFQ
1206J2000121KDR Image
  • Part#:1206J2000121KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V X7R 1206
  • In Stock:204754
$0.111/pcsRFQ
2220J0100822JCT Image
  • Part#:2220J0100822JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 2220
  • In Stock:56732
$0.694/pcsRFQ
1812Y5000562GAT Image
  • Part#:1812Y5000562GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 1812
  • In Stock:36066
$0.835/pcsRFQ
0603Y0630560JFR Image
  • Part#:0603Y0630560JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 0603
  • In Stock:279394
$0.075/pcsRFQ
1210Y0250152KFR Image
  • Part#:1210Y0250152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 1210
  • In Stock:84530
$0.251/pcsRFQ
  • Part#:1206Y6300123JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:203379
$0.099/pcsRFQ
1812Y2000682FFR Image
  • Part#:1812Y2000682FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V C0G/NP0 1812
  • In Stock:19490
$2.003/pcsRFQ
2225J0500271JFR Image
  • Part#:2225J0500271JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 2225
  • In Stock:27765
$1.208/pcsRFQ
1210J0100472MXR Image
  • Part#:1210J0100472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 10V X7R 1210
  • In Stock:170052
$0.138/pcsRFQ
1808J1000271JDR Image
  • Part#:1808J1000271JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V X7R 1808
  • In Stock:108324
$0.211/pcsRFQ
0805J6300681KXR Image
  • Part#:0805J6300681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V X7R 0805
  • In Stock:420587
$0.05/pcsRFQ
2220J0500394KXR Image
  • Part#:2220J0500394KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 50V X7R 2220
  • In Stock:57256
$0.623/pcsRFQ
1210Y0630102FFR Image
  • Part#:1210Y0630102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1210
  • In Stock:38686
$0.907/pcsRFQ
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