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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

1812J1K20152KXT Image
  • Part#:1812J1K20152KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.2KV X7R 1812
  • In Stock:72305
$0.27/pcsRFQ
0603Y0103P90CCT Image
  • Part#:0603Y0103P90CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 10V C0G/NP0 0603
  • In Stock:344746
$0.068/pcsRFQ
2225J1K20390GCT Image
  • Part#:2225J1K20390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.2KV C0G/NP0 2225
  • In Stock:26138
$1.362/pcsRFQ
1812Y6300393MET Image
  • Part#:1812Y6300393MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 630V X7R 1812
  • In Stock:75067
$0.465/pcsRFQ
2225Y4K00152KXT Image
  • Part#:2225Y4K00152KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 4KV X7R 2225
  • In Stock:73769
$0.476/pcsRFQ
  • Part#:2220J0250823KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:39759
$0.931/pcsRFQ
2220J2500560JCR Image
  • Part#:2220J2500560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 2220
  • In Stock:50911
$0.748/pcsRFQ
1210J0630123FAR Image
  • Part#:1210J0630123FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .012UF 63V C0G/NP0 1210
  • In Stock:27542
$1.288/pcsRFQ
1812Y1K50120FCT Image
  • Part#:1812Y1K50120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.5KV C0G/NP0 1812
  • In Stock:36133
$0.914/pcsRFQ
1210Y0160683JXR Image
  • Part#:1210Y0160683JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1210
  • In Stock:115144
$0.182/pcsRFQ
1410Y0500334MXRE03 Image
  • Part#:1410Y0500334MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1410
  • In Stock:81302
$0.376/pcsRFQ
1210J2000271FFT Image
  • Part#:1210J2000271FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1210
  • In Stock:38573
$0.877/pcsRFQ
1206J0630821JQT Image
  • Part#:1206J0630821JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1206
  • In Stock:69009
$0.341/pcsRFQ
1825Y5000153JXT Image
  • Part#:1825Y5000153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1825
  • In Stock:47859
$0.821/pcsRFQ
1210J2000181FFR Image
  • Part#:1210J2000181FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1210
  • In Stock:45618
$0.853/pcsRFQ
1206Y1000180FQT Image
  • Part#:1206Y1000180FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1206
  • In Stock:40312
$0.93/pcsRFQ
1812J0160271KCT Image
  • Part#:1812J0160271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 1812
  • In Stock:81899
$0.262/pcsRFQ
1808J1000680FCT Image
  • Part#:1808J1000680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1808
  • In Stock:95550
$0.385/pcsRFQ
0805Y2000821KER Image
  • Part#:0805Y2000821KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V X7R 0805
  • In Stock:227574
$0.092/pcsRFQ
1808J5000222GFT Image
  • Part#:1808J5000222GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1808
  • In Stock:82134
$0.467/pcsRFQ
1206J0500471JXR Image
  • Part#:1206J0500471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V X7R 1206
  • In Stock:222547
$0.088/pcsRFQ
2225Y0160224JCT Image
  • Part#:2225Y0160224JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V C0G/NP0 2225
  • In Stock:21292
$1.784/pcsRFQ
1206J2001P70DQT Image
  • Part#:1206J2001P70DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 200V C0G/NP0 1206
  • In Stock:114853
$0.176/pcsRFQ
0603J2503P90BFT Image
  • Part#:0603J2503P90BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 0603
  • In Stock:94763
$0.22/pcsRFQ
1210Y0630334MET Image
  • Part#:1210Y0630334MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 1210
  • In Stock:74096
$0.281/pcsRFQ
1812J1000223KAT Image
  • Part#:1812J1000223KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .022UF 100V C0G/NP0 1812
  • In Stock:45887
$0.656/pcsRFQ
1812Y0500122JFR Image
  • Part#:1812Y0500122JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1812
  • In Stock:79376
$0.435/pcsRFQ
1210J0500181KCT Image
  • Part#:1210J0500181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 1210
  • In Stock:123858
$0.162/pcsRFQ
1206J0250562GCT Image
  • Part#:1206J0250562GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1206
  • In Stock:125081
$0.188/pcsRFQ
2225J0160152JCR Image
  • Part#:2225J0160152JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 2225
  • In Stock:43902
$0.862/pcsRFQ
1206Y1K02P10BQT Image
  • Part#:1206Y1K02P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 1KV C0G/NP0 1206
  • In Stock:101714
$0.196/pcsRFQ
1812J0500273KDR Image
  • Part#:1812J0500273KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 1812
  • In Stock:68996
$0.35/pcsRFQ
0805J500P200HQT Image
  • Part#:0805J500P200HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.2PF 500V C0G/NP0 0805
  • In Stock:82045
$0.277/pcsRFQ
1206Y0633P90BFT Image
  • Part#:1206Y0633P90BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 1206
  • In Stock:99734
$0.375/pcsRFQ
0805Y0250102GFT Image
  • Part#:0805Y0250102GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 0805
  • In Stock:132812
$0.164/pcsRFQ
0805Y0161P80DFR Image
  • Part#:0805Y0161P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 16V C0G/NP0 0805
  • In Stock:291926
$0.077/pcsRFQ
0603Y1003P90CFR Image
  • Part#:0603Y1003P90CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 100V C0G/NP0 0603
  • In Stock:194678
$0.105/pcsRFQ
2220Y0500153JCT Image
  • Part#:2220Y0500153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V C0G/NP0 2220
  • In Stock:40083
$0.891/pcsRFQ
1210J5000180JDR Image
  • Part#:1210J5000180JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V X7R 1210
  • In Stock:89457
$0.217/pcsRFQ
1812Y0500105MER Image
  • Part#:1812Y0500105MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 50V X7R 1812
  • In Stock:45612
$0.657/pcsRFQ
0603J2500270GCR Image
  • Part#:0603J2500270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 0603
  • In Stock:237339
$0.09/pcsRFQ
1812J2500822KXR Image
  • Part#:1812J2500822KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 250V X7R 1812
  • In Stock:78765
$0.244/pcsRFQ
0805Y0250121MXT Image
  • Part#:0805Y0250121MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V X7R 0805
  • In Stock:361204
$0.053/pcsRFQ
1812J0250334KXT Image
  • Part#:1812J0250334KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1812
  • In Stock:62601
$0.31/pcsRFQ
2220Y0500821KFR Image
  • Part#:2220Y0500821KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 2220
  • In Stock:34763
$1.054/pcsRFQ
  • Part#:1825J0500390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:46966
$0.675/pcsRFQ
1808J0500474MXT Image
  • Part#:1808J0500474MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 50V X7R 1808
  • In Stock:126549
$0.188/pcsRFQ
1808J0160153MXR Image
  • Part#:1808J0160153MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 1808
  • In Stock:129048
$0.183/pcsRFQ
1206J0500821KCR Image
  • Part#:1206J0500821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1206
  • In Stock:242770
$0.084/pcsRFQ
2220Y2000120FCT Image
  • Part#:2220Y2000120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 2220
  • In Stock:12876
$3.071/pcsRFQ
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