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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

0805Y0250184JXT Image
  • Part#:0805Y0250184JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 0805
  • In Stock:220598
$0.102/pcsRFQ
2220J2K50271JCR Image
  • Part#:2220J2K50271JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2.5KV C0G/NP0 2220
  • In Stock:62172
$0.532/pcsRFQ
1206J2K00101JXT Image
  • Part#:1206J2K00101JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2KV X7R 1206
  • In Stock:219402
$0.099/pcsRFQ
1210Y0500100GCT Image
  • Part#:1210Y0500100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1210
  • In Stock:64941
$0.305/pcsRFQ
2225J1K00272KFR Image
  • Part#:2225J1K00272KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV C0G/NP0 2225
  • In Stock:33889
$1.051/pcsRFQ
1812J0630271JCT Image
  • Part#:1812J0630271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1812
  • In Stock:75132
$0.28/pcsRFQ
0505J100P300BQT Image
  • Part#:0505J100P300BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 100V C0G/NP0 0505
  • In Stock:129496
$0.172/pcsRFQ
1206Y2500681FCR Image
  • Part#:1206Y2500681FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1206
  • In Stock:59221
$0.345/pcsRFQ
1210Y1000680JFR Image
  • Part#:1210Y1000680JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1210
  • In Stock:85277
$0.25/pcsRFQ
1210J0630470JFR Image
  • Part#:1210J0630470JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1210
  • In Stock:81905
$0.238/pcsRFQ
0603Y0630181KFT Image
  • Part#:0603Y0630181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 0603
  • In Stock:265368
$0.077/pcsRFQ
0805Y0500681JFT Image
  • Part#:0805Y0500681JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 0805
  • In Stock:243947
$0.095/pcsRFQ
1808YA250391GCRSPU Image
  • Part#:1808YA250391GCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1808
  • In Stock:76162
$0.439/pcsRFQ
1808J0500121KCT Image
  • Part#:1808J0500121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1808
  • In Stock:159849
$0.118/pcsRFQ
2220J0630121GFR Image
  • Part#:2220J0630121GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 2220
  • In Stock:16073
$1.87/pcsRFQ
2220J0630125MDR Image
  • Part#:2220J0630125MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 63V X7R 2220
  • In Stock:26300
$1.135/pcsRFQ
1812J5000470GFR Image
  • Part#:1812J5000470GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1812
  • In Stock:52153
$0.644/pcsRFQ
0805J1001P20BFT Image
  • Part#:0805J1001P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 100V C0G/NP0 0805
  • In Stock:80173
$0.263/pcsRFQ
1812J6K00120GCR Image
  • Part#:1812J6K00120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 6KV C0G/NP0 1812
  • In Stock:75134
$0.31/pcsRFQ
1812Y6300821FAT Image
  • Part#:1812Y6300821FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V C0G/NP0 1812
  • In Stock:27776
$1.299/pcsRFQ
1206J2K01P20DCT Image
  • Part#:1206J2K01P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 2KV C0G/NP0 1206
  • In Stock:231724
$0.086/pcsRFQ
  • Part#:1206Y150P600DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:147179
$0.15/pcsRFQ
1210Y5000473MXT Image
  • Part#:1210Y5000473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 500V X7R 1210
  • In Stock:165667
$0.138/pcsRFQ
2225J2000180JCT Image
  • Part#:2225J2000180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 2225
  • In Stock:42752
$0.844/pcsRFQ
0805Y0160330JCT Image
  • Part#:0805Y0160330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 0805
  • In Stock:394625
$0.06/pcsRFQ
0805Y2500680FQT Image
  • Part#:0805Y2500680FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 0805
  • In Stock:51836
$0.626/pcsRFQ
0805Y0250563KXR Image
  • Part#:0805Y0250563KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 0805
  • In Stock:332162
$0.072/pcsRFQ
1825J6300473MXR Image
  • Part#:1825J6300473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 630V X7R 1825
  • In Stock:57578
$0.588/pcsRFQ
1808Y2000393JDT Image
  • Part#:1808Y2000393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1808
  • In Stock:90665
$0.408/pcsRFQ
1206J0500150GAR Image
  • Part#:1206J0500150GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 1206
  • In Stock:105690
$0.197/pcsRFQ
1111J1002P40DQT Image
  • Part#:1111J1002P40DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 100V C0G/NP0 1111
  • In Stock:84458
$0.282/pcsRFQ
1210J0160151KFT Image
  • Part#:1210J0160151KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1210
  • In Stock:89000
$0.235/pcsRFQ
1808J2000152JFR Image
  • Part#:1808J2000152JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 1808
  • In Stock:104085
$0.218/pcsRFQ
2220Y2500274JXT Image
  • Part#:2220Y2500274JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 250V X7R 2220
  • In Stock:39078
$0.964/pcsRFQ
1812J1K00122FCT Image
  • Part#:1812J1K00122FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 1812
  • In Stock:42686
$0.926/pcsRFQ
1812J0500105JDR Image
  • Part#:1812J0500105JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 50V X7R 1812
  • In Stock:39652
$0.769/pcsRFQ
1206Y0630222JFR Image
  • Part#:1206Y0630222JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1206
  • In Stock:135709
$0.153/pcsRFQ
2220Y1K00122GFR Image
  • Part#:2220Y1K00122GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 2220
  • In Stock:22426
$1.601/pcsRFQ
1812Y1000682GCR Image
  • Part#:1812Y1000682GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 1812
  • In Stock:48632
$0.628/pcsRFQ
2211JA250330KCRSPU Image
  • Part#:2211JA250330KCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 2211
  • In Stock:71718
$0.473/pcsRFQ
1210J1000274KDT Image
  • Part#:1210J1000274KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 100V X7R 1210
  • In Stock:68473
$0.349/pcsRFQ
1812J0160394KXR Image
  • Part#:1812J0160394KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 16V X7R 1812
  • In Stock:74908
$0.294/pcsRFQ
1206Y2001P80BFR Image
  • Part#:1206Y2001P80BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 200V C0G/NP0 1206
  • In Stock:55004
$0.351/pcsRFQ
1210J1004P70BFT Image
  • Part#:1210J1004P70BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 1210
  • In Stock:57098
$0.536/pcsRFQ
2220Y0250224KDR Image
  • Part#:2220Y0250224KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 2220
  • In Stock:35736
$1.078/pcsRFQ
1825J1K50470KCT Image
  • Part#:1825J1K50470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.5KV C0G/NP0 1825
  • In Stock:73629
$0.515/pcsRFQ
1808J5000151FFR Image
  • Part#:1808J5000151FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1808
  • In Stock:48517
$0.735/pcsRFQ
1812Y2500822JFT Image
  • Part#:1812Y2500822JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 250V C0G/NP0 1812
  • In Stock:48784
$0.637/pcsRFQ
1206J0160270KCR Image
  • Part#:1206J0160270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1206
  • In Stock:263129
$0.077/pcsRFQ
2225Y0630472GCR Image
  • Part#:2225Y0630472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 2225
  • In Stock:21533
$1.677/pcsRFQ
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