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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

1206J2500511JQT Image
  • Part#:1206J2500511JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 510PF 250V C0G/NP0 1206
  • In Stock:69964
$0.332/pcsRFQ
0603Y2000470KUT Image
  • Part#:0603Y2000470KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 0603
  • In Stock:153097
$0.123/pcsRFQ
1825Y0630101FCT Image
  • Part#:1825Y0630101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1825
  • In Stock:11891
$3.171/pcsRFQ
0805J0500100JQT Image
  • Part#:0805J0500100JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 0805
  • In Stock:115109
$0.163/pcsRFQ
1210J6300330GAT Image
  • Part#:1210J6300330GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 1210
  • In Stock:70024
$0.322/pcsRFQ
1206Y5000620KQT Image
  • Part#:1206Y5000620KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 500V C0G/NP0 1206
  • In Stock:81652
$0.239/pcsRFQ
2220Y0160225JDR Image
  • Part#:2220Y0160225JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 16V X7R 2220
  • In Stock:23100
$1.556/pcsRFQ
1210J2500123KXT Image
  • Part#:1210J2500123KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V X7R 1210
  • In Stock:132866
$0.156/pcsRFQ
1210J0160274KDR Image
  • Part#:1210J0160274KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 1210
  • In Stock:82811
$0.26/pcsRFQ
0603J0100823JXT Image
  • Part#:0603J0100823JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V X7R 0603
  • In Stock:332186
$0.066/pcsRFQ
1825Y0630474JXT Image
  • Part#:1825Y0630474JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 1825
  • In Stock:33553
$1.157/pcsRFQ
1206J0100391FCR Image
  • Part#:1206J0100391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V C0G/NP0 1206
  • In Stock:84856
$0.277/pcsRFQ
1808J2500180JDR Image
  • Part#:1808J2500180JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V X7R 1808
  • In Stock:103692
$0.209/pcsRFQ
1210J1K00560JCR Image
  • Part#:1210J1K00560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1210
  • In Stock:143474
$0.13/pcsRFQ
1812J2500683JXT Image
  • Part#:1812J2500683JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 250V X7R 1812
  • In Stock:65370
$0.316/pcsRFQ
0805J0630220GFT Image
  • Part#:0805J0630220GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 0805
  • In Stock:133239
$0.143/pcsRFQ
2225Y6K00101JCR Image
  • Part#:2225Y6K00101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 6KV C0G/NP0 2225
  • In Stock:57878
$0.524/pcsRFQ
1812Y0630183JAR Image
  • Part#:1812Y0630183JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1812
  • In Stock:67162
$0.562/pcsRFQ
1206Y0630123KET Image
  • Part#:1206Y0630123KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1206
  • In Stock:166229
$0.115/pcsRFQ
1808Y1000474KXR Image
  • Part#:1808Y1000474KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 1808
  • In Stock:84271
$0.244/pcsRFQ
1812Y2500560KFR Image
  • Part#:1812Y2500560KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1812
  • In Stock:93413
$0.392/pcsRFQ
0603J025P680CFT Image
  • Part#:0603J025P680CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 25V C0G/NP0 0603
  • In Stock:249575
$0.092/pcsRFQ
2225Y2500181FCR Image
  • Part#:2225Y2500181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 2225
  • In Stock:10821
$3.188/pcsRFQ
0805Y5000221MDT Image
  • Part#:0805Y5000221MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 0805
  • In Stock:251793
$0.08/pcsRFQ
1808Y2K04P70CCR Image
  • Part#:1808Y2K04P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 2KV C0G/NP0 1808
  • In Stock:114591
$0.209/pcsRFQ
1206J2000471FCR Image
  • Part#:1206J2000471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:70969
$0.284/pcsRFQ
1812Y5000221KDR Image
  • Part#:1812Y5000221KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 1812
  • In Stock:92171
$0.371/pcsRFQ
2225Y1K50223MXT Image
  • Part#:2225Y1K50223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1.5KV X7R 2225
  • In Stock:31554
$0.998/pcsRFQ
0603Y0108P20CCR Image
  • Part#:0603Y0108P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 10V C0G/NP0 0603
  • In Stock:304054
$0.065/pcsRFQ
1808J0160223KCR Image
  • Part#:1808J0160223KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 1808
  • In Stock:96673
$0.214/pcsRFQ
0603Y1000100KQT Image
  • Part#:0603Y1000100KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 0603
  • In Stock:202004
$0.108/pcsRFQ
1808J1000150FFR Image
  • Part#:1808J1000150FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1808
  • In Stock:61720
$0.63/pcsRFQ
1206Y6300180GAR Image
  • Part#:1206Y6300180GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1206
  • In Stock:96544
$0.205/pcsRFQ
1825Y0250473FCR Image
  • Part#:1825Y0250473FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V C0G/NP0 1825
  • In Stock:8355
$4.058/pcsRFQ
2220J1K00151GCT Image
  • Part#:2220J1K00151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 2220
  • In Stock:37768
$0.847/pcsRFQ
1825Y1K20182KXT Image
  • Part#:1825Y1K20182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV X7R 1825
  • In Stock:57237
$0.618/pcsRFQ
1808Y2000123JDR Image
  • Part#:1808Y2000123JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 1808
  • In Stock:106386
$0.227/pcsRFQ
1825Y0250560FCT Image
  • Part#:1825Y0250560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 1825
  • In Stock:12169
$3.164/pcsRFQ
2220J1K00122KXT Image
  • Part#:2220J1K00122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 2220
  • In Stock:79955
$0.459/pcsRFQ
1206J2502P20CCT Image
  • Part#:1206J2502P20CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 250V C0G/NP0 1206
  • In Stock:209721
$0.115/pcsRFQ
1808Y2500680KCR Image
  • Part#:1808Y2500680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1808
  • In Stock:178453
$0.115/pcsRFQ
1812Y1K20391JXR Image
  • Part#:1812Y1K20391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.2KV X7R 1812
  • In Stock:67940
$0.309/pcsRFQ
2220Y0100473KXR Image
  • Part#:2220Y0100473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V X7R 2220
  • In Stock:54380
$0.683/pcsRFQ
1206J0160392MDR Image
  • Part#:1206J0160392MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V X7R 1206
  • In Stock:230536
$0.102/pcsRFQ
1210Y1K50120GCR Image
  • Part#:1210Y1K50120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.5KV C0G/NP0 1210
  • In Stock:87722
$0.228/pcsRFQ
1812Y3K00221KNT Image
  • Part#:1812Y3K00221KNT
  • Manufacturers:Knowles Syfer
  • Description:0805/FLEXICAP/NICKEL BARRIER/300
  • In Stock:61056
$0.335/pcsRFQ
1808J0250681KFR Image
  • Part#:1808J0250681KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1808
  • In Stock:137682
$0.162/pcsRFQ
1206Y2000152MXT Image
  • Part#:1206Y2000152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V X7R 1206
  • In Stock:265926
$0.085/pcsRFQ
1206J1000334MXT Image
  • Part#:1206J1000334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1206
  • In Stock:165101
$0.145/pcsRFQ
2220Y0160390JFT Image
  • Part#:2220Y0160390JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 2220
  • In Stock:25604
$1.237/pcsRFQ
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