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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

1111Y1002P10DQT Image
  • Part#:1111Y1002P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 100V C0G/NP0 1111
  • In Stock:80092
$0.283/pcsRFQ
2225Y2500224KDT Image
  • Part#:2225Y2500224KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 250V X7R 2225
  • In Stock:27595
$1.423/pcsRFQ
0603Y0250221MDR Image
  • Part#:0603Y0250221MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V X7R 0603
  • In Stock:303705
$0.062/pcsRFQ
1812Y1000392JFR Image
  • Part#:1812Y1000392JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1812
  • In Stock:65733
$0.491/pcsRFQ
1206J0630270JCR Image
  • Part#:1206J0630270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1206
  • In Stock:298053
$0.079/pcsRFQ
1206Y0500184JET Image
  • Part#:1206Y0500184JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1206
  • In Stock:95619
$0.223/pcsRFQ
  • Part#:1210Y0100562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:129584
$0.149/pcsRFQ
1210J6300121GAR Image
  • Part#:1210J6300121GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 1210
  • In Stock:72472
$0.306/pcsRFQ
2211JA250391KCRSP Image
  • Part#:2211JA250391KCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 2211
  • In Stock:45865
$0.774/pcsRFQ
1812Y1000221JFT Image
  • Part#:1812Y1000221JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1812
  • In Stock:74874
$0.491/pcsRFQ
1812J0630682FAR Image
  • Part#:1812J0630682FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1812
  • In Stock:21224
$1.508/pcsRFQ
1111J5000181JQT Image
  • Part#:1111J5000181JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1111
  • In Stock:80559
$0.394/pcsRFQ
1808J1K00330KFT Image
  • Part#:1808J1K00330KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 1808
  • In Stock:95570
$0.201/pcsRFQ
1812J1K00393JXR Image
  • Part#:1812J1K00393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 1KV X7R 1812
  • In Stock:91002
$0.361/pcsRFQ
1825J2500271GCR Image
  • Part#:1825J2500271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 1825
  • In Stock:21511
$1.644/pcsRFQ
2220Y0250475MDT Image
  • Part#:2220Y0250475MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7UF 25V X7R 2220
  • In Stock:22052
$1.77/pcsRFQ
1206Y2000181KAR Image
  • Part#:1206Y2000181KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1206
  • In Stock:150608
$0.139/pcsRFQ
1812Y1K20820FCR Image
  • Part#:1812Y1K20820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.2KV C0G/NP0 1812
  • In Stock:40233
$0.795/pcsRFQ
1111J6300220GQT Image
  • Part#:1111J6300220GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1111
  • In Stock:53430
$0.691/pcsRFQ
1206J1K00120JCT Image
  • Part#:1206J1K00120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1206
  • In Stock:168574
$0.111/pcsRFQ
1812Y1000474MXR Image
  • Part#:1812Y1000474MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 1812
  • In Stock:74291
$0.455/pcsRFQ
1825J0250393FCT Image
  • Part#:1825J0250393FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V C0G/NP0 1825
  • In Stock:9458
$3.254/pcsRFQ
1812YA250102KXTSY2 Image
  • Part#:1812YA250102KXTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V X7R 1812
  • In Stock:62041
$0.518/pcsRFQ
2225J2000471GCR Image
  • Part#:2225J2000471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 2225
  • In Stock:22141
$1.48/pcsRFQ
1808J0250680KDT Image
  • Part#:1808J0250680KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V X7R 1808
  • In Stock:113427
$0.171/pcsRFQ
1206Y1K00150JQT Image
  • Part#:1206Y1K00150JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1206
  • In Stock:91829
$0.251/pcsRFQ
1812Y6K00102KXR Image
  • Part#:1812Y6K00102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 6KV X7R 1812
  • In Stock:83872
$0.259/pcsRFQ
1812Y2000221FFT Image
  • Part#:1812Y2000221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1812
  • In Stock:22326
$1.676/pcsRFQ
1812Y1K00473JDR Image
  • Part#:1812Y1K00473JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1KV X7R 1812
  • In Stock:43441
$0.806/pcsRFQ
1812Y0630152JAR Image
  • Part#:1812Y0630152JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1812
  • In Stock:71385
$0.429/pcsRFQ
1812JA250330JCTSY2 Image
  • Part#:1812JA250330JCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1812
  • In Stock:70616
$0.337/pcsRFQ
1206J6300392MXR Image
  • Part#:1206J6300392MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V X7R 1206
  • In Stock:314887
$0.076/pcsRFQ
2220J0160334KCR Image
  • Part#:2220J0160334KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V C0G/NP0 2220
  • In Stock:22377
$1.724/pcsRFQ
1206J6300331JXT Image
  • Part#:1206J6300331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V X7R 1206
  • In Stock:272010
$0.087/pcsRFQ
1210Y0630684MXR Image
  • Part#:1210Y0630684MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1210
  • In Stock:73720
$0.265/pcsRFQ
2225J1K20122JXT Image
  • Part#:2225J1K20122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 2225
  • In Stock:30216
$1.058/pcsRFQ
0603J063P800CQT Image
  • Part#:0603J063P800CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 63V C0G/NP0 0603
  • In Stock:277595
$0.086/pcsRFQ
1210Y0100561KCR Image
  • Part#:1210Y0100561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 10V C0G/NP0 1210
  • In Stock:155528
$0.154/pcsRFQ
1210Y2000391GCR Image
  • Part#:1210Y2000391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1210
  • In Stock:62079
$0.304/pcsRFQ
0805Y0500392JDT Image
  • Part#:0805Y0500392JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 0805
  • In Stock:196376
$0.105/pcsRFQ
1111J2500680KQT Image
  • Part#:1111J2500680KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1111
  • In Stock:69661
$0.325/pcsRFQ
2225J0630681FCT Image
  • Part#:2225J0630681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 2225
  • In Stock:10346
$3.084/pcsRFQ
1812J0630822JFT Image
  • Part#:1812J0630822JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1812
  • In Stock:63259
$0.471/pcsRFQ
1825Y0630394JXR Image
  • Part#:1825Y0630394JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 63V X7R 1825
  • In Stock:36482
$1.009/pcsRFQ
0805Y1000100GFR Image
  • Part#:0805Y1000100GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 0805
  • In Stock:164109
$0.139/pcsRFQ
1812Y1K00473KST Image
  • Part#:1812Y1K00473KST
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1KV X7R 1812
  • In Stock:67994
$0.493/pcsRFQ
0603Y0630820GCT Image
  • Part#:0603Y0630820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 0603
  • In Stock:237748
$0.087/pcsRFQ
1825Y0500104KXT Image
  • Part#:1825Y0500104KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V X7R 1825
  • In Stock:42637
$0.841/pcsRFQ
0603J2500220FFR Image
  • Part#:0603J2500220FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 0603
  • In Stock:76809
$0.257/pcsRFQ
1812JA250470FCRSY2 Image
  • Part#:1812JA250470FCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1812
  • In Stock:26066
$1.254/pcsRFQ
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