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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

0805J2003P30HQT Image
  • Part#:0805J2003P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 200V C0G/NP0 0805
  • In Stock:105944
$0.373/pcsRFQ
1808J5000561GCT Image
  • Part#:1808J5000561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1808
  • In Stock:86604
$0.239/pcsRFQ
1825Y6300182JXR Image
  • Part#:1825Y6300182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V X7R 1825
  • In Stock:47719
$0.801/pcsRFQ
1210J1K00471FFT Image
  • Part#:1210J1K00471FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 1210
  • In Stock:51027
$0.746/pcsRFQ
2220J0630185KDR Image
  • Part#:2220J0630185KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 63V X7R 2220
  • In Stock:29099
$1.244/pcsRFQ
1206J0500332KAR Image
  • Part#:1206J0500332KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:141354
$0.133/pcsRFQ
1808Y0160561KXT Image
  • Part#:1808Y0160561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V X7R 1808
  • In Stock:173665
$0.127/pcsRFQ
1206Y0102P20DCT Image
  • Part#:1206Y0102P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 10V C0G/NP0 1206
  • In Stock:265899
$0.08/pcsRFQ
0805Y0100392KXR Image
  • Part#:0805Y0100392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 10V X7R 0805
  • In Stock:393737
$0.054/pcsRFQ
0603J2000560KAR Image
  • Part#:0603J2000560KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 0603
  • In Stock:272280
$0.076/pcsRFQ
1808J2500101GCT Image
  • Part#:1808J2500101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1808
  • In Stock:112054
$0.197/pcsRFQ
2225Y5000562GCT Image
  • Part#:2225Y5000562GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 2225
  • In Stock:23531
$1.431/pcsRFQ
1812J1000824JXT Image
  • Part#:1812J1000824JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 100V X7R 1812
  • In Stock:47130
$0.648/pcsRFQ
2220Y4K00470GCT Image
  • Part#:2220Y4K00470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 2220
  • In Stock:66734
$0.557/pcsRFQ
0603Y0630100GCT Image
  • Part#:0603Y0630100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 0603
  • In Stock:226169
$0.089/pcsRFQ
2220J0250122KCR Image
  • Part#:2220J0250122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 2220
  • In Stock:60480
$0.623/pcsRFQ
1206J0500221JXT Image
  • Part#:1206J0500221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V X7R 1206
  • In Stock:210693
$0.094/pcsRFQ
0505Y1001P00HQT Image
  • Part#:0505Y1001P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 100V C0G/NP0 0505
  • In Stock:83293
$0.265/pcsRFQ
1210J0630680FAT Image
  • Part#:1210J0630680FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1210
  • In Stock:39243
$0.843/pcsRFQ
1206J1K20332KXT Image
  • Part#:1206J1K20332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV X7R 1206
  • In Stock:226014
$0.085/pcsRFQ
2220Y0160472FCT Image
  • Part#:2220Y0160472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 2220
  • In Stock:13494
$2.706/pcsRFQ
1812J6300470GAR Image
  • Part#:1812J6300470GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 630V C0G/NP0 1812
  • In Stock:60814
$0.537/pcsRFQ
1808Y0250391MDT Image
  • Part#:1808Y0250391MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V X7R 1808
  • In Stock:126529
$0.188/pcsRFQ
1812Y5000470GCT Image
  • Part#:1812Y5000470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1812
  • In Stock:71642
$0.525/pcsRFQ
2225J0100680GCR Image
  • Part#:2225J0100680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 2225
  • In Stock:19207
$1.64/pcsRFQ
1812J6K00470GCT Image
  • Part#:1812J6K00470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 1812
  • In Stock:63279
$0.328/pcsRFQ
1210J0500562FCT Image
  • Part#:1210J0500562FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1210
  • In Stock:44415
$0.718/pcsRFQ
2220J5K00222MXT Image
  • Part#:2220J5K00222MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 5KV X7R 2220
  • In Stock:102695
$0.363/pcsRFQ
0603J3004P70BQT Image
  • Part#:0603J3004P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 300V C0G/NP0 0603
  • In Stock:113747
$0.195/pcsRFQ
2220J5000180GFT Image
  • Part#:2220J5000180GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 2220
  • In Stock:26063
$1.511/pcsRFQ
2220J0160470JFR Image
  • Part#:2220J0160470JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 2220
  • In Stock:33941
$1.086/pcsRFQ
1210Y0500474KER Image
  • Part#:1210Y0500474KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 50V X7R 1210
  • In Stock:92828
$0.357/pcsRFQ
1812J2K00391KCR Image
  • Part#:1812J2K00391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2KV C0G/NP0 1812
  • In Stock:72332
$0.302/pcsRFQ
0603Y0500271MER Image
  • Part#:0603Y0500271MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V X7R 0603
  • In Stock:323268
$0.059/pcsRFQ
  • Part#:0603Y2500332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V X7R 0603
  • In Stock:527810
$0.037/pcsRFQ
2220Y1000682KCR Image
  • Part#:2220Y1000682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 2220
  • In Stock:43267
$0.721/pcsRFQ
0603J1000181KFR Image
  • Part#:0603J1000181KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 0603
  • In Stock:269549
$0.076/pcsRFQ
1206J0500681FAT Image
  • Part#:1206J0500681FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1206
  • In Stock:82805
$0.465/pcsRFQ
2225Y0250275KXT Image
  • Part#:2225Y0250275KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 25V X7R 2225
  • In Stock:25285
$1.177/pcsRFQ
2225J2500680FFT Image
  • Part#:2225J2500680FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 2225
  • In Stock:7284
$4.494/pcsRFQ
1206Y6300471FCT Image
  • Part#:1206Y6300471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1206
  • In Stock:64738
$0.349/pcsRFQ
  • Part#:1206Y1000301FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:37801
$0.826/pcsRFQ
1808J0500682JDT Image
  • Part#:1808J0500682JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V X7R 1808
  • In Stock:72999
$0.265/pcsRFQ
0805J0250271KXR Image
  • Part#:0805J0250271KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V X7R 0805
  • In Stock:483787
$0.047/pcsRFQ
1812J4K00102KXR Image
  • Part#:1812J4K00102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 4KV X7R 1812
  • In Stock:97617
$0.246/pcsRFQ
1808Y1000330FFT Image
  • Part#:1808Y1000330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1808
  • In Stock:54794
$0.578/pcsRFQ
1210Y1K00101FAT Image
  • Part#:1210Y1K00101FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1210
  • In Stock:48260
$0.683/pcsRFQ
1812Y1000181JCR Image
  • Part#:1812Y1000181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1812
  • In Stock:67908
$0.291/pcsRFQ
1812Y1000271GFT Image
  • Part#:1812Y1000271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1812
  • In Stock:37536
$0.865/pcsRFQ
2225Y2K50681JCT Image
  • Part#:2225Y2K50681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2.5KV C0G/NP0 2225
  • In Stock:36343
$0.846/pcsRFQ
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