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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

1210J2500563KXR Image
  • Part#:1210J2500563KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 250V X7R 1210
  • In Stock:107966
$0.175/pcsRFQ
0603Y0500103MXT Image
  • Part#:0603Y0500103MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 0603
  • In Stock:500535
$0.044/pcsRFQ
1812JA250680KCRPY2 Image
  • Part#:1812JA250680KCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1812
  • In Stock:65882
$0.33/pcsRFQ
0805J0631P80BFR Image
  • Part#:0805J0631P80BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 63V C0G/NP0 0805
  • In Stock:96678
$0.25/pcsRFQ
2220Y0250151FCR Image
  • Part#:2220Y0250151FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 2220
  • In Stock:12523
$2.785/pcsRFQ
1808Y0160122FFT Image
  • Part#:1808Y0160122FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1808
  • In Stock:63732
$0.577/pcsRFQ
2220Y0630121GCR Image
  • Part#:2220Y0630121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 2220
  • In Stock:25321
$1.39/pcsRFQ
1825J3K00272JXT Image
  • Part#:1825J3K00272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 3KV X7R 1825
  • In Stock:45885
$0.684/pcsRFQ
0603Y0250120JCR Image
  • Part#:0603Y0250120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 0603
  • In Stock:316196
$0.073/pcsRFQ
2225J0250121KCT Image
  • Part#:2225J0250121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 2225
  • In Stock:38267
$0.872/pcsRFQ
2220Y0500102GFT Image
  • Part#:2220Y0500102GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 2220
  • In Stock:17982
$2.099/pcsRFQ
1808Y0500330FCT Image
  • Part#:1808Y0500330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1808
  • In Stock:81059
$0.397/pcsRFQ
1206Y2500154JXR Image
  • Part#:1206Y2500154JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 250V X7R 1206
  • In Stock:116733
$0.178/pcsRFQ
1808Y0100123JXT Image
  • Part#:1808Y0100123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V X7R 1808
  • In Stock:99416
$0.194/pcsRFQ
1210J1K20561KXT Image
  • Part#:1210J1K20561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.2KV X7R 1210
  • In Stock:186042
$0.118/pcsRFQ
2220J2500221KCR Image
  • Part#:2220J2500221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 2220
  • In Stock:51944
$0.751/pcsRFQ
  • Part#:0805Y1000681JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:262731
$0.085/pcsRFQ
1812J0160392JCT Image
  • Part#:1812J0160392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 1812
  • In Stock:81153
$0.293/pcsRFQ
0805Y0630681GQT Image
  • Part#:0805Y0630681GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 0805
  • In Stock:68726
$0.482/pcsRFQ
1206Y2000392MXT Image
  • Part#:1206Y2000392MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 1206
  • In Stock:272994
$0.083/pcsRFQ
1206Y0500681MET Image
  • Part#:1206Y0500681MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 1206
  • In Stock:174419
$0.108/pcsRFQ
1210J0160121FCR Image
  • Part#:1210J0160121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1210
  • In Stock:70844
$0.552/pcsRFQ
1812Y2K00221MXR Image
  • Part#:1812Y2K00221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2KV X7R 1812
  • In Stock:88915
$0.261/pcsRFQ
2220Y0250101GFT Image
  • Part#:2220Y0250101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 2220
  • In Stock:16840
$2.25/pcsRFQ
0805J0500151KCR Image
  • Part#:0805J0500151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 0805
  • In Stock:460577
$0.052/pcsRFQ
2225J5K00561FCR Image
  • Part#:2225J5K00561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 5KV C0G/NP0 2225
  • In Stock:12668
$2.456/pcsRFQ
1825Y0500392JCT Image
  • Part#:1825Y0500392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 1825
  • In Stock:40918
$0.874/pcsRFQ
1808Y0500560GFR Image
  • Part#:1808Y0500560GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1808
  • In Stock:88555
$0.268/pcsRFQ
1206Y1K00472MDR Image
  • Part#:1206Y1K00472MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV X7R 1206
  • In Stock:170241
$0.126/pcsRFQ
1111Y3000390JQT Image
  • Part#:1111Y3000390JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 300V C0G/NP0 1111
  • In Stock:72927
$0.302/pcsRFQ
1812Y0500331KCT Image
  • Part#:1812Y0500331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1812
  • In Stock:75486
$0.314/pcsRFQ
1210Y2500390JCR Image
  • Part#:1210Y2500390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1210
  • In Stock:120646
$0.173/pcsRFQ
1825J1K20681KCR Image
  • Part#:1825J1K20681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV C0G/NP0 1825
  • In Stock:59848
$0.574/pcsRFQ
1206J6300392JXT Image
  • Part#:1206J6300392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V X7R 1206
  • In Stock:229170
$0.106/pcsRFQ
2225J1000820JFT Image
  • Part#:2225J1000820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 2225
  • In Stock:28876
$1.155/pcsRFQ
2225Y0500152GFT Image
  • Part#:2225Y0500152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 2225
  • In Stock:14115
$2.627/pcsRFQ
0805J0500122JCR Image
  • Part#:0805J0500122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 0805
  • In Stock:316073
$0.074/pcsRFQ
2220Y0250331KFR Image
  • Part#:2220Y0250331KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 2220
  • In Stock:30035
$1.304/pcsRFQ
1812J0250222GCR Image
  • Part#:1812J0250222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 1812
  • In Stock:80414
$0.447/pcsRFQ
1206J1000220KAT Image
  • Part#:1206J1000220KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1206
  • In Stock:204137
$0.112/pcsRFQ
2220Y2500101GFR Image
  • Part#:2220Y2500101GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2220
  • In Stock:16350
$2.222/pcsRFQ
1206J0250683MXT Image
  • Part#:1206J0250683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V X7R 1206
  • In Stock:251980
$0.08/pcsRFQ
1808J0500681JDR Image
  • Part#:1808J0500681JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 1808
  • In Stock:96116
$0.24/pcsRFQ
1111J3005P60BQT Image
  • Part#:1111J3005P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 300V C0G/NP0 1111
  • In Stock:52359
$0.615/pcsRFQ
1812Y4K00150FCT Image
  • Part#:1812Y4K00150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 4KV C0G/NP0 1812
  • In Stock:42841
$0.694/pcsRFQ
2225J0250184MXR Image
  • Part#:2225J0250184MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 2225
  • In Stock:44283
$0.744/pcsRFQ
0805Y0160182JCT Image
  • Part#:0805Y0160182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 0805
  • In Stock:240033
$0.08/pcsRFQ
1812J1000474KXR Image
  • Part#:1812J1000474KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 1812
  • In Stock:78938
$0.394/pcsRFQ
1210J0250392FCR Image
  • Part#:1210J0250392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1210
  • In Stock:51386
$0.605/pcsRFQ
0603Y0630680GQT Image
  • Part#:0603Y0630680GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 0603
  • In Stock:76585
$0.298/pcsRFQ
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