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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

1210Y0630822KAR Image
  • Part#:1210Y0630822KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1210
  • In Stock:69638
$0.278/pcsRFQ
1206J0100470GCR Image
  • Part#:1206J0100470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 10V C0G/NP0 1206
  • In Stock:156876
$0.138/pcsRFQ
1206Y5000271JFT Image
  • Part#:1206Y5000271JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 1206
  • In Stock:141107
$0.147/pcsRFQ
1825Y5000470FCR Image
  • Part#:1825Y5000470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1825
  • In Stock:16189
$2.428/pcsRFQ
0603Y0160150FFT Image
  • Part#:0603Y0160150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 0603
  • In Stock:106712
$0.352/pcsRFQ
0603Y0162P70DFT Image
  • Part#:0603Y0162P70DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 16V C0G/NP0 0603
  • In Stock:217408
$0.094/pcsRFQ
1808Y0160221JXR Image
  • Part#:1808Y0160221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V X7R 1808
  • In Stock:159999
$0.118/pcsRFQ
1206J1K50120GCR Image
  • Part#:1206J1K50120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.5KV C0G/NP0 1206
  • In Stock:132588
$0.159/pcsRFQ
1812J1K20562KXT Image
  • Part#:1812J1K20562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1.2KV X7R 1812
  • In Stock:75677
$0.283/pcsRFQ
1206J0250561JCR Image
  • Part#:1206J0250561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 1206
  • In Stock:272964
$0.089/pcsRFQ
2220J3K00330FCT Image
  • Part#:2220J3K00330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 3KV C0G/NP0 2220
  • In Stock:16734
$1.85/pcsRFQ
1812J0630333FFT Image
  • Part#:1812J0630333FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V C0G/NP0 1812
  • In Stock:14883
$2.406/pcsRFQ
2220J1K20120KCR Image
  • Part#:2220J1K20120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.2KV C0G/NP0 2220
  • In Stock:70039
$0.438/pcsRFQ
1808Y5000473KXR Image
  • Part#:1808Y5000473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 500V X7R 1808
  • In Stock:112282
$0.193/pcsRFQ
1808J1K50220JCR Image
  • Part#:1808J1K50220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.5KV C0G/NP0 1808
  • In Stock:176861
$0.12/pcsRFQ
1808Y0500182KDT Image
  • Part#:1808Y0500182KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V X7R 1808
  • In Stock:93748
$0.207/pcsRFQ
1206J1000200GQT Image
  • Part#:1206J1000200GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 100V C0G/NP0 1206
  • In Stock:78378
$0.267/pcsRFQ
1812Y0630122GAT Image
  • Part#:1812Y0630122GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 1812
  • In Stock:43500
$0.782/pcsRFQ
1206Y0160152KCR Image
  • Part#:1206Y0160152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 1206
  • In Stock:204736
$0.094/pcsRFQ
1825Y0630104JXR Image
  • Part#:1825Y0630104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 1825
  • In Stock:36443
$0.951/pcsRFQ
2220Y2K00180GCT Image
  • Part#:2220Y2K00180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2KV C0G/NP0 2220
  • In Stock:36192
$1.066/pcsRFQ
1808Y0500330KCR Image
  • Part#:1808Y0500330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1808
  • In Stock:198777
$0.112/pcsRFQ
1812Y1000151FFT Image
  • Part#:1812Y1000151FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 1812
  • In Stock:22255
$1.523/pcsRFQ
2225Y2000680FFT Image
  • Part#:2225Y2000680FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 2225
  • In Stock:6318
$4.95/pcsRFQ
1812Y2000330FAR Image
  • Part#:1812Y2000330FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1812
  • In Stock:26304
$1.381/pcsRFQ
1111Y2000510JQT Image
  • Part#:1111Y2000510JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 200V C0G/NP0 1111
  • In Stock:60819
$0.325/pcsRFQ
2220J2000684MDT Image
  • Part#:2220J2000684MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 200V X7R 2220
  • In Stock:24324
$1.273/pcsRFQ
1210J0630102JXT Image
  • Part#:1210J0630102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V X7R 1210
  • In Stock:120251
$0.18/pcsRFQ
1808Y0100820JCR Image
  • Part#:1808Y0100820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 1808
  • In Stock:156584
$0.12/pcsRFQ
1825J1K50681KXT Image
  • Part#:1825J1K50681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV X7R 1825
  • In Stock:61552
$0.508/pcsRFQ
1206J5000471JAT Image
  • Part#:1206J5000471JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1206
  • In Stock:127829
$0.148/pcsRFQ
1812J5000391FFT Image
  • Part#:1812J5000391FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1812
  • In Stock:39101
$0.856/pcsRFQ
1812J0500681JFR Image
  • Part#:1812J0500681JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1812
  • In Stock:82923
$0.371/pcsRFQ
1808Y2500101KXT Image
  • Part#:1808Y2500101KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V X7R 1808
  • In Stock:162238
$0.128/pcsRFQ
1812J0250223MDT Image
  • Part#:1812J0250223MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V X7R 1812
  • In Stock:79991
$0.381/pcsRFQ
1812Y4K00821MXR Image
  • Part#:1812Y4K00821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 4KV X7R 1812
  • In Stock:74394
$0.269/pcsRFQ
1111Y2K03P00CQT Image
  • Part#:1111Y2K03P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 2000V C0G/NP0 1111
  • In Stock:65639
$0.29/pcsRFQ
1808Y1K00681GCR Image
  • Part#:1808Y1K00681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1808
  • In Stock:85718
$0.268/pcsRFQ
2225J2K00122KXR Image
  • Part#:2225J2K00122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV X7R 2225
  • In Stock:59175
$0.603/pcsRFQ
2225Y1000124MDT Image
  • Part#:2225Y1000124MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 100V X7R 2225
  • In Stock:30155
$1.159/pcsRFQ
0603J2000200GQT Image
  • Part#:0603J2000200GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 200V C0G/NP0 0603
  • In Stock:89580
$0.254/pcsRFQ
1812Y0160153KXR Image
  • Part#:1812Y0160153KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 1812
  • In Stock:77648
$0.284/pcsRFQ
1812Y0630680JAR Image
  • Part#:1812Y0630680JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1812
  • In Stock:85881
$0.448/pcsRFQ
1210Y0500562MER Image
  • Part#:1210Y0500562MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V X7R 1210
  • In Stock:96773
$0.208/pcsRFQ
1808J6300683JXR Image
  • Part#:1808J6300683JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 630V X7R 1808
  • In Stock:82973
$0.279/pcsRFQ
1825J3K00221JXR Image
  • Part#:1825J3K00221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 3KV X7R 1825
  • In Stock:54429
$0.674/pcsRFQ
1812J2500391GCR Image
  • Part#:1812J2500391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1812
  • In Stock:77019
$0.489/pcsRFQ
0805Y2500151GFT Image
  • Part#:0805Y2500151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 0805
  • In Stock:95877
$0.201/pcsRFQ
1210Y1000120GCT Image
  • Part#:1210Y1000120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 1210
  • In Stock:75613
$0.3/pcsRFQ
1808J2000124KDT Image
  • Part#:1808J2000124KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 200V X7R 1808
  • In Stock:69731
$0.269/pcsRFQ
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