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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

1825Y5K00391FCT Image
  • Part#:1825Y5K00391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 5KV C0G/NP0 1825
  • In Stock:16298
$1.907/pcsRFQ
1210J0630473JDT Image
  • Part#:1210J0630473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 1210
  • In Stock:82091
$0.289/pcsRFQ
1206Y0500103KER Image
  • Part#:1206Y0500103KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 1206
  • In Stock:199440
$0.109/pcsRFQ
2220J3K00471FCR Image
  • Part#:2220J3K00471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 3KV C0G/NP0 2220
  • In Stock:16432
$1.885/pcsRFQ
1812Y5000820KCR Image
  • Part#:1812Y5000820KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V C0G/NP0 1812
  • In Stock:83917
$0.265/pcsRFQ
0805J2000331FAR Image
  • Part#:0805J2000331FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 0805
  • In Stock:54131
$0.349/pcsRFQ
1206J300P700DQT Image
  • Part#:1206J300P700DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 300V C0G/NP0 1206
  • In Stock:142869
$0.165/pcsRFQ
  • Part#:0805J2500393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 0805
  • In Stock:357519
$0.068/pcsRFQ
1812JA250471MXRPY2 Image
  • Part#:1812JA250471MXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 1812
  • In Stock:64162
$0.354/pcsRFQ
2220J0500473KCR Image
  • Part#:2220J0500473KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V C0G/NP0 2220
  • In Stock:38442
$0.92/pcsRFQ
0603Y2000391JXT Image
  • Part#:0603Y2000391JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V X7R 0603
  • In Stock:377707
$0.053/pcsRFQ
1808Y2500821KDT Image
  • Part#:1808Y2500821KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1808
  • In Stock:111706
$0.187/pcsRFQ
  • Part#:0805Y0500221JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:274713
$0.072/pcsRFQ
2225Y5000152JDR Image
  • Part#:2225Y5000152JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 2225
  • In Stock:29815
$1.208/pcsRFQ
1210Y1000820GFR Image
  • Part#:1210Y1000820GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 1210
  • In Stock:81620
$0.436/pcsRFQ
2220J0160182JFR Image
  • Part#:2220J0160182JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 2220
  • In Stock:34048
$0.989/pcsRFQ
1206J0160824MXT Image
  • Part#:1206J0160824MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 1206
  • In Stock:152466
$0.158/pcsRFQ
1210J1K00561FFT Image
  • Part#:1210J1K00561FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1210
  • In Stock:45342
$0.761/pcsRFQ
1812J3K00150FCR Image
  • Part#:1812J3K00150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 3KV C0G/NP0 1812
  • In Stock:54527
$0.68/pcsRFQ
1808J0100390KCR Image
  • Part#:1808J0100390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 10V C0G/NP0 1808
  • In Stock:200347
$0.11/pcsRFQ
2220Y2500332JFT Image
  • Part#:2220Y2500332JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 2220
  • In Stock:27394
$1.236/pcsRFQ
0603Y5000220KCT Image
  • Part#:0603Y5000220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 0603
  • In Stock:434597
$0.053/pcsRFQ
1808J1000151KDR Image
  • Part#:1808J1000151KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V X7R 1808
  • In Stock:143988
$0.163/pcsRFQ
2225J5000392FCR Image
  • Part#:2225J5000392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V C0G/NP0 2225
  • In Stock:16883
$2.03/pcsRFQ
2225J0160822GCT Image
  • Part#:2225J0160822GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V C0G/NP0 2225
  • In Stock:19767
$1.554/pcsRFQ
1210J2500681GFT Image
  • Part#:1210J2500681GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1210
  • In Stock:75873
$0.456/pcsRFQ
1825Y2000223GCT Image
  • Part#:1825Y2000223GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V C0G 1825
  • In Stock:17400
$2.253/pcsRFQ
0805Y5008P20BAT Image
  • Part#:0805Y5008P20BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 0805
  • In Stock:78711
$0.287/pcsRFQ
1210Y0505P60BFR Image
  • Part#:1210Y0505P60BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 1210
  • In Stock:69317
$0.545/pcsRFQ
1808J1K00473MXR Image
  • Part#:1808J1K00473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1KV X7R 1808
  • In Stock:110436
$0.208/pcsRFQ
1808J1000562FFR Image
  • Part#:1808J1000562FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1808
  • In Stock:43244
$0.836/pcsRFQ
0603Y0251P00BCT Image
  • Part#:0603Y0251P00BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 25V C0G/NP0 0603
  • In Stock:193955
$0.122/pcsRFQ
0805J2000220KUT Image
  • Part#:0805J2000220KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 0805
  • In Stock:110848
$0.184/pcsRFQ
0805Y0630101JET Image
  • Part#:0805Y0630101JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V X7R 0805
  • In Stock:237697
$0.097/pcsRFQ
  • Part#:1808Y2000561KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:211909
$0.096/pcsRFQ
2220J6300223KXR Image
  • Part#:2220J6300223KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 630V X7R 2220
  • In Stock:75398
$0.45/pcsRFQ
0505Y3001P30DQT Image
  • Part#:0505Y3001P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 300V C0G/NP0 0505
  • In Stock:138051
$0.152/pcsRFQ
0805J2500101GCR Image
  • Part#:0805J2500101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 0805
  • In Stock:167528
$0.12/pcsRFQ
0603Y1006P80CQT Image
  • Part#:0603Y1006P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 100V C0G/NP0 0603
  • In Stock:166635
$0.137/pcsRFQ
1206Y6305P60HQT Image
  • Part#:1206Y6305P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 1206
  • In Stock:36043
$0.853/pcsRFQ
1111J1501P30HQT Image
  • Part#:1111J1501P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 150V C0G/NP0 1111
  • In Stock:78157
$0.479/pcsRFQ
1808J0100150JCR Image
  • Part#:1808J0100150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 10V C0G/NP0 1808
  • In Stock:186413
$0.128/pcsRFQ
2225Y0160470JFT Image
  • Part#:2225Y0160470JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 2225
  • In Stock:20214
$1.599/pcsRFQ
0603Y0251P00DFR Image
  • Part#:0603Y0251P00DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 25V C0G/NP0 0603
  • In Stock:242888
$0.088/pcsRFQ
1206Y2508P20DFT Image
  • Part#:1206Y2508P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1206
  • In Stock:197583
$0.116/pcsRFQ
1111Y200P600DQT Image
  • Part#:1111Y200P600DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 200V C0G/NP0 1111
  • In Stock:84814
$0.281/pcsRFQ
1812Y1K50391JXT Image
  • Part#:1812Y1K50391JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.5KV X7R 1812
  • In Stock:63146
$0.335/pcsRFQ
1210Y0160154JXR Image
  • Part#:1210Y0160154JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V X7R 1210
  • In Stock:98698
$0.192/pcsRFQ
1825J1000101GCR Image
  • Part#:1825J1000101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1825
  • In Stock:21746
$1.382/pcsRFQ
2225J1000102KCT Image
  • Part#:2225J1000102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 2225
  • In Stock:40856
$0.817/pcsRFQ
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