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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

1808J2K00182JXT Image
  • Part#:1808J2K00182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 2KV X7R 1808
  • In Stock:98593
$0.218/pcsRFQ
2225Y0630155MXT Image
  • Part#:2225Y0630155MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 63V X7R 2225
  • In Stock:31556
$0.973/pcsRFQ
2220Y2000152KCT Image
  • Part#:2220Y2000152KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 2220
  • In Stock:39520
$0.84/pcsRFQ
1206J1000680FCT Image
  • Part#:1206J1000680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1206
  • In Stock:83151
$0.276/pcsRFQ
1812Y0630471KCR Image
  • Part#:1812Y0630471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 1812
  • In Stock:74632
$0.288/pcsRFQ
2220J0630561JCT Image
  • Part#:2220J0630561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 2220
  • In Stock:50707
$0.679/pcsRFQ
0603Y2000330JCR Image
  • Part#:0603Y2000330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 0603
  • In Stock:421222
$0.053/pcsRFQ
1210J2000150FAR Image
  • Part#:1210J2000150FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1210
  • In Stock:37652
$0.887/pcsRFQ
  • Part#:0805J2000561KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V X7R 0805
  • In Stock:271581
$0.072/pcsRFQ
0505J0500910JQT Image
  • Part#:0505J0500910JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 50V C0G/NP0 0505
  • In Stock:102710
$0.202/pcsRFQ
0603Y0160272MXR Image
  • Part#:0603Y0160272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V X7R 0603
  • In Stock:415506
$0.045/pcsRFQ
2220J5000564MDT Image
  • Part#:2220J5000564MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 500V X7R 2220
  • In Stock:27415
$1.283/pcsRFQ
2225J0500124KDR Image
  • Part#:2225J0500124KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 2225
  • In Stock:26879
$1.123/pcsRFQ
0805Y0630330GAT Image
  • Part#:0805Y0630330GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 0805
  • In Stock:143220
$0.147/pcsRFQ
1210J0500184KXR Image
  • Part#:1210J0500184KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1210
  • In Stock:144723
$0.164/pcsRFQ
2225Y6300334JXR Image
  • Part#:2225Y6300334JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 630V X7R 2225
  • In Stock:11253
$3.29/pcsRFQ
2225J1000820KCT Image
  • Part#:2225J1000820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 2225
  • In Stock:43252
$0.761/pcsRFQ
  • Part#:1808Y1K20181MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:138269
$0.141/pcsRFQ
1206J0630821FFT Image
  • Part#:1206J0630821FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1206
  • In Stock:67433
$0.48/pcsRFQ
2225Y0250820KFT Image
  • Part#:2225Y0250820KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 2225
  • In Stock:23029
$1.507/pcsRFQ
1206Y5000121GCR Image
  • Part#:1206Y5000121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1206
  • In Stock:133382
$0.144/pcsRFQ
1812Y1000271JFT Image
  • Part#:1812Y1000271JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1812
  • In Stock:63888
$0.5/pcsRFQ
1825J0630333JXR Image
  • Part#:1825J0630333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1825
  • In Stock:43164
$0.842/pcsRFQ
2220J2500221JCT Image
  • Part#:2220J2500221JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 2220
  • In Stock:41833
$0.801/pcsRFQ
0603Y0250180KFR Image
  • Part#:0603Y0250180KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 0603
  • In Stock:233054
$0.098/pcsRFQ
1812J0100120FCR Image
  • Part#:1812J0100120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 10V C0G/NP0 1812
  • In Stock:28865
$1.044/pcsRFQ
1812J0160183KFT Image
  • Part#:1812J0160183KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 1812
  • In Stock:78027
$0.488/pcsRFQ
1825Y3K00220KCR Image
  • Part#:1825Y3K00220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 3KV C0G/NP0 1825
  • In Stock:53997
$0.679/pcsRFQ
0805J0500330FCR Image
  • Part#:0805J0500330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 0805
  • In Stock:122393
$0.175/pcsRFQ
1206Y0160683JXR Image
  • Part#:1206Y0160683JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1206
  • In Stock:218165
$0.101/pcsRFQ
2225J3K00151GCR Image
  • Part#:2225J3K00151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV C0G/NP0 2225
  • In Stock:30374
$1.196/pcsRFQ
1812J0630474KDT Image
  • Part#:1812J0630474KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 1812
  • In Stock:69344
$0.493/pcsRFQ
1812J0160222KCT Image
  • Part#:1812J0160222KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 1812
  • In Stock:79546
$0.266/pcsRFQ
2225Y0500152KFR Image
  • Part#:2225Y0500152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 2225
  • In Stock:23583
$1.342/pcsRFQ
0805Y0630122JFR Image
  • Part#:0805Y0630122JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 0805
  • In Stock:193258
$0.11/pcsRFQ
1210Y2500472JXT Image
  • Part#:1210Y2500472JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 1210
  • In Stock:117368
$0.204/pcsRFQ
1210Y2000821FAR Image
  • Part#:1210Y2000821FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1210
  • In Stock:42355
$0.895/pcsRFQ
1825J3K00151JCT Image
  • Part#:1825J3K00151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV C0G/NP0 1825
  • In Stock:57499
$0.609/pcsRFQ
1210Y0100394JXR Image
  • Part#:1210Y0100394JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 10V X7R 1210
  • In Stock:96193
$0.245/pcsRFQ
0505J2003P60CQT Image
  • Part#:0505J2003P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 200V C0G/NP0 0505
  • In Stock:115403
$0.183/pcsRFQ
1825Y0250153KXR Image
  • Part#:1825Y0250153KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V X7R 1825
  • In Stock:45509
$0.795/pcsRFQ
1825Y2000332JCT Image
  • Part#:1825Y2000332JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 1825
  • In Stock:34858
$0.942/pcsRFQ
2220Y2500562GFT Image
  • Part#:2220Y2500562GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V C0G/NP0 2220
  • In Stock:13282
$2.422/pcsRFQ
2220Y4K00272KXT Image
  • Part#:2220Y4K00272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 4KV X7R 2220
  • In Stock:95668
$0.402/pcsRFQ
1812J1000330GAR Image
  • Part#:1812J1000330GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1812
  • In Stock:49754
$0.633/pcsRFQ
1808Y0500220JFT Image
  • Part#:1808Y0500220JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 1808
  • In Stock:105726
$0.19/pcsRFQ
  • Part#:1825J2000181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:12246
$2.723/pcsRFQ
1210J5000121KCR Image
  • Part#:1210J5000121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1210
  • In Stock:231034
$0.103/pcsRFQ
1812J1K00561JXT Image
  • Part#:1812J1K00561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV X7R 1812
  • In Stock:77668
$0.283/pcsRFQ
1812J6300392JAT Image
  • Part#:1812J6300392JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V C0G/NP0 1812
  • In Stock:65080
$0.553/pcsRFQ
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