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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

2225J0500121JCR Image
  • Part#:2225J0500121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 2225
  • In Stock:48091
$0.778/pcsRFQ
  • Part#:2220Y2500392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:51393
$0.673/pcsRFQ
1206Y1K00472MXR Image
  • Part#:1206Y1K00472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 1206
  • In Stock:266761
$0.085/pcsRFQ
1206Y6300560KCT Image
  • Part#:1206Y6300560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 1206
  • In Stock:296720
$0.078/pcsRFQ
0505J3000390JQT Image
  • Part#:0505J3000390JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 300V C0G/NP0 0505
  • In Stock:110816
$0.187/pcsRFQ
2220Y5K00150KCR Image
  • Part#:2220Y5K00150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 5KV C0G/NP0 2220
  • In Stock:79388
$0.283/pcsRFQ
2220J0160221KFR Image
  • Part#:2220J0160221KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 2220
  • In Stock:29153
$1.051/pcsRFQ
0805J2504P30BUT Image
  • Part#:0805J2504P30BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 250V C0G/NP0 0805
  • In Stock:69550
$0.292/pcsRFQ
1808Y2K50121FCT Image
  • Part#:1808Y2K50121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 2.5KV C0G/NP0 1808
  • In Stock:45755
$0.651/pcsRFQ
1111J1003P60DQT Image
  • Part#:1111J1003P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 100V C0G/NP0 1111
  • In Stock:63408
$0.304/pcsRFQ
1210J0630120JAR Image
  • Part#:1210J0630120JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1210
  • In Stock:79301
$0.245/pcsRFQ
1812J2000473JXR Image
  • Part#:1812J2000473JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 1812
  • In Stock:77198
$0.293/pcsRFQ
1206J0250821KCT Image
  • Part#:1206J0250821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 1206
  • In Stock:258127
$0.089/pcsRFQ
2220Y0160472FFT Image
  • Part#:2220Y0160472FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 2220
  • In Stock:7644
$4.056/pcsRFQ
0805J2002P40BUT Image
  • Part#:0805J2002P40BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 200V C0G/NP0 0805
  • In Stock:106479
$0.198/pcsRFQ
1210Y0630820KCT Image
  • Part#:1210Y0630820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 1210
  • In Stock:116675
$0.165/pcsRFQ
1808J6300472MXR Image
  • Part#:1808J6300472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 630V X7R 1808
  • In Stock:106878
$0.205/pcsRFQ
  • Part#:0603Y1000100GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:194048
$0.103/pcsRFQ
2225J0250151JCR Image
  • Part#:2225J0250151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 2225
  • In Stock:38925
$0.926/pcsRFQ
0603J0163P90CCR Image
  • Part#:0603J0163P90CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 16V C0G/NP0 0603
  • In Stock:390719
$0.061/pcsRFQ
0603Y0160100GCR Image
  • Part#:0603Y0160100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 16V C0G/NP0 0603
  • In Stock:191782
$0.122/pcsRFQ
1210Y6300103JER Image
  • Part#:1210Y6300103JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 630V X7R 1210
  • In Stock:84669
$0.25/pcsRFQ
1206Y0500184MXR Image
  • Part#:1206Y0500184MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1206
  • In Stock:212846
$0.109/pcsRFQ
2220Y1K00182JXR Image
  • Part#:2220Y1K00182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 2220
  • In Stock:54056
$0.645/pcsRFQ
2225J0500392GFR Image
  • Part#:2225J0500392GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 2225
  • In Stock:13437
$2.357/pcsRFQ
2220Y0160271JCT Image
  • Part#:2220Y0160271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 2220
  • In Stock:35791
$0.878/pcsRFQ
0603Y063P700HQT Image
  • Part#:0603Y063P700HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 63V C0G/NP0 0603
  • In Stock:161131
$0.139/pcsRFQ
1206Y0630184KXR Image
  • Part#:1206Y0630184KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 63V X7R 1206
  • In Stock:211966
$0.111/pcsRFQ
1812JA250101KCRSY2 Image
  • Part#:1812JA250101KCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1812
  • In Stock:66413
$0.351/pcsRFQ
1812Y6300154MER Image
  • Part#:1812Y6300154MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 630V X7R 1812
  • In Stock:43056
$0.815/pcsRFQ
1808Y0630472KFT Image
  • Part#:1808Y0630472KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 1808
  • In Stock:107643
$0.192/pcsRFQ
1808J0630331JCT Image
  • Part#:1808J0630331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1808
  • In Stock:168248
$0.131/pcsRFQ
1812J1K20103MXT Image
  • Part#:1812J1K20103MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1.2KV X7R 1812
  • In Stock:73317
$0.295/pcsRFQ
1206Y0500182MXR Image
  • Part#:1206Y0500182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V X7R 1206
  • In Stock:279753
$0.071/pcsRFQ
0805Y2500121KDT Image
  • Part#:0805Y2500121KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V X7R 0805
  • In Stock:214042
$0.097/pcsRFQ
2225Y0250151GFT Image
  • Part#:2225Y0250151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 2225
  • In Stock:14062
$2.773/pcsRFQ
  • Part#:0603Y0503P90CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:248502
$0.09/pcsRFQ
2220Y1K50333MXR Image
  • Part#:2220Y1K50333MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 1.5KV X7R 2220
  • In Stock:52504
$0.638/pcsRFQ
1808Y5000470GFR Image
  • Part#:1808Y5000470GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1808
  • In Stock:65163
$0.352/pcsRFQ
0805Y0501P60DQT Image
  • Part#:0805Y0501P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 50V C0G/NP0 0805
  • In Stock:132547
$0.161/pcsRFQ
0805J0500470GAT Image
  • Part#:0805J0500470GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 0805
  • In Stock:159291
$0.145/pcsRFQ
1825J0250684MXT Image
  • Part#:1825J0250684MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 25V X7R 1825
  • In Stock:40050
$0.764/pcsRFQ
1210Y2000102JFR Image
  • Part#:1210Y2000102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 1210
  • In Stock:73619
$0.293/pcsRFQ
1808Y5000182KFR Image
  • Part#:1808Y5000182KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 1808
  • In Stock:92891
$0.253/pcsRFQ
1812J2000332GAT Image
  • Part#:1812J2000332GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 1812
  • In Stock:42807
$0.85/pcsRFQ
1808J0505P60DCR Image
  • Part#:1808J0505P60DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 1808
  • In Stock:164257
$0.128/pcsRFQ
0603Y0160561MXT Image
  • Part#:0603Y0160561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V X7R 0603
  • In Stock:451608
$0.043/pcsRFQ
0805J0100820JCR Image
  • Part#:0805J0100820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 0805
  • In Stock:451100
$0.052/pcsRFQ
1206Y0500394KDR Image
  • Part#:1206Y0500394KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 50V X7R 1206
  • In Stock:108294
$0.2/pcsRFQ
1206J0500220GCR Image
  • Part#:1206J0500220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 1206
  • In Stock:142515
$0.132/pcsRFQ
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