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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

1210J5000100FAR Image
  • Part#:1210J5000100FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1210
  • In Stock:54971
$0.568/pcsRFQ
1812Y6K00560FCT Image
  • Part#:1812Y6K00560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 6KV C0G/NP0 1812
  • In Stock:51395
$0.761/pcsRFQ
2220Y2500223FFT Image
  • Part#:2220Y2500223FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V C0G 2220
  • In Stock:6502
$5.958/pcsRFQ
1206J0100152GCT Image
  • Part#:1206J0100152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V C0G/NP0 1206
  • In Stock:125208
$0.173/pcsRFQ
1210J1K00100GAR Image
  • Part#:1210J1K00100GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 1210
  • In Stock:63263
$0.315/pcsRFQ
2225J1K00680GCR Image
  • Part#:2225J1K00680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 2225
  • In Stock:30165
$1.137/pcsRFQ
1825J0250564JXT Image
  • Part#:1825J0250564JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 25V X7R 1825
  • In Stock:37447
$0.976/pcsRFQ
1812J0160273GCR Image
  • Part#:1812J0160273GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 1812
  • In Stock:59712
$0.636/pcsRFQ
1206J0160474KDT Image
  • Part#:1206J0160474KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 16V X7R 1206
  • In Stock:90864
$0.206/pcsRFQ
1206Y0635P60CQT Image
  • Part#:1206Y0635P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 63V C0G/NP0 1206
  • In Stock:97001
$0.23/pcsRFQ
1808J2K50122KXT Image
  • Part#:1808J2K50122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2.5KV X7R 1808
  • In Stock:126023
$0.174/pcsRFQ
2220J0160101JFT Image
  • Part#:2220J0160101JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 2220
  • In Stock:32552
$1.086/pcsRFQ
2225J0500121JFR Image
  • Part#:2225J0500121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 2225
  • In Stock:31363
$1.18/pcsRFQ
1206Y5000152KER Image
  • Part#:1206Y5000152KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 1206
  • In Stock:234760
$0.099/pcsRFQ
1812Y0500270GCR Image
  • Part#:1812Y0500270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 1812
  • In Stock:69706
$0.469/pcsRFQ
2220J0100122KCR Image
  • Part#:2220J0100122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 10V C0G/NP0 2220
  • In Stock:61459
$0.64/pcsRFQ
1825J0100332GCT Image
  • Part#:1825J0100332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V C0G/NP0 1825
  • In Stock:30219
$1.294/pcsRFQ
2225J2500154KXR Image
  • Part#:2225J2500154KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 250V X7R 2225
  • In Stock:52274
$0.704/pcsRFQ
2225Y0500820KCT Image
  • Part#:2225Y0500820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 2225
  • In Stock:41153
$0.856/pcsRFQ
1808Y2000821JCR Image
  • Part#:1808Y2000821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1808
  • In Stock:173267
$0.139/pcsRFQ
0505J150P600DQT Image
  • Part#:0505J150P600DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 150V C0G/NP0 0505
  • In Stock:126746
$0.177/pcsRFQ
1206Y2500100KFR Image
  • Part#:1206Y2500100KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1206
  • In Stock:174221
$0.117/pcsRFQ
1808Y0250563MDT Image
  • Part#:1808Y0250563MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1808
  • In Stock:110168
$0.21/pcsRFQ
1812Y0630222JFR Image
  • Part#:1812Y0630222JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1812
  • In Stock:83212
$0.422/pcsRFQ
0603Y0500181KAR Image
  • Part#:0603Y0500181KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 0603
  • In Stock:282665
$0.072/pcsRFQ
2220Y0630221GCT Image
  • Part#:2220Y0630221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 2220
  • In Stock:22158
$1.553/pcsRFQ
1206Y1000682KXR Image
  • Part#:1206Y1000682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V X7R 1206
  • In Stock:303235
$0.077/pcsRFQ
0805J0630681JDR Image
  • Part#:0805J0630681JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 0805
  • In Stock:231005
$0.084/pcsRFQ
1206J1K00151FAR Image
  • Part#:1206J1K00151FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1000V C0G/NP0 1206
  • In Stock:71536
$0.489/pcsRFQ
2225Y6K00391KCR Image
  • Part#:2225Y6K00391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 6KV C0G/NP0 2225
  • In Stock:59504
$0.63/pcsRFQ
1210Y0500330GFR Image
  • Part#:1210Y0500330GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1210
  • In Stock:76015
$0.428/pcsRFQ
1206Y2004P70CCT Image
  • Part#:1206Y2004P70CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 1206
  • In Stock:177757
$0.113/pcsRFQ
1812J1K00122MDT Image
  • Part#:1812J1K00122MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1812
  • In Stock:83005
$0.371/pcsRFQ
1808Y0500273MDR Image
  • Part#:1808Y0500273MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 1808
  • In Stock:102401
$0.189/pcsRFQ
  • Part#:2211JA250101JCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2211
  • In Stock:57305
$0.522/pcsRFQ
2225J0500824KDT Image
  • Part#:2225J0500824KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 50V X7R 2225
  • In Stock:29753
$1.215/pcsRFQ
1210Y2000471FAT Image
  • Part#:1210Y2000471FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1210
  • In Stock:36118
$0.925/pcsRFQ
0805Y2500271JXR Image
  • Part#:0805Y2500271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 0805
  • In Stock:253897
$0.074/pcsRFQ
0805J0250102FCR Image
  • Part#:0805J0250102FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 0805
  • In Stock:124553
$0.191/pcsRFQ
1210J0100100FCT Image
  • Part#:1210J0100100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 1210
  • In Stock:53841
$0.578/pcsRFQ
1206Y2K00122JXR Image
  • Part#:1206Y2K00122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV X7R 1206
  • In Stock:150002
$0.135/pcsRFQ
0805Y2000221JQT Image
  • Part#:0805Y2000221JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 0805
  • In Stock:93639
$0.226/pcsRFQ
1812J0500273JCR Image
  • Part#:1812J0500273JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V C0G/NP0 1812
  • In Stock:90542
$0.418/pcsRFQ
0805Y5009P10DQT Image
  • Part#:0805Y5009P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 500V C0G/NP0 0805
  • In Stock:141046
$0.151/pcsRFQ
1206Y2500473JDT Image
  • Part#:1206Y2500473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 250V X7R 1206
  • In Stock:82800
$0.239/pcsRFQ
0805Y1000683KXR Image
  • Part#:0805Y1000683KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 0805
  • In Stock:273788
$0.085/pcsRFQ
1808YA250821FCRSP Image
  • Part#:1808YA250821FCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1808
  • In Stock:24734
$1.301/pcsRFQ
1808Y5000393JXR Image
  • Part#:1808Y5000393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 1808
  • In Stock:86321
$0.253/pcsRFQ
2211YA250101FCTSP Image
  • Part#:2211YA250101FCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2211
  • In Stock:17132
$1.866/pcsRFQ
2220J1K50222KCT Image
  • Part#:2220J1K50222KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.5KV C0G 2220
  • In Stock:67131
$0.567/pcsRFQ
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