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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

0805Y100P300BQT Image
  • Part#:0805Y100P300BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 100V C0G/NP0 0805
  • In Stock:116852
$0.164/pcsRFQ
  • Part#:0603Y2001P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:130380
$0.152/pcsRFQ
2220Y1K00683KDR Image
  • Part#:2220Y1K00683KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 1KV X7R 2220
  • In Stock:33520
$0.984/pcsRFQ
2225J2500270JCR Image
  • Part#:2225J2500270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 2225
  • In Stock:45019
$0.842/pcsRFQ
2220J6300330KCT Image
  • Part#:2220J6300330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 2220
  • In Stock:67930
$0.521/pcsRFQ
0805Y1K03P90DCR Image
  • Part#:0805Y1K03P90DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1KV C0G/NP0 0805
  • In Stock:474736
$0.049/pcsRFQ
0805J1005P10DQT Image
  • Part#:0805J1005P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 100V C0G/NP0 0805
  • In Stock:156506
$0.151/pcsRFQ
0505Y1500910GQT Image
  • Part#:0505Y1500910GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 150V C0G/NP0 0505
  • In Stock:60063
$0.367/pcsRFQ
  • Part#:2220J0160183JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:42759
$0.719/pcsRFQ
1825Y1K50561JCT Image
  • Part#:1825Y1K50561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV C0G/NP0 1825
  • In Stock:58054
$0.668/pcsRFQ
1111Y1K01P20BQT Image
  • Part#:1111Y1K01P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 1KV C0G/NP0 1111
  • In Stock:80509
$0.292/pcsRFQ
2220J5000150KFR Image
  • Part#:2220J5000150KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 2220
  • In Stock:50474
$0.715/pcsRFQ
2225J1K00333KXR Image
  • Part#:2225J1K00333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 1KV X7R 2225
  • In Stock:52205
$0.728/pcsRFQ
1111Y1500821JQT Image
  • Part#:1111Y1500821JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 150V C0G/NP0 1111
  • In Stock:93536
$0.407/pcsRFQ
1210J0250222KXR Image
  • Part#:1210J0250222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 1210
  • In Stock:161954
$0.142/pcsRFQ
0805J0500331MDT Image
  • Part#:0805J0500331MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V X7R 0805
  • In Stock:284388
$0.075/pcsRFQ
1812Y5000123JXT Image
  • Part#:1812Y5000123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V X7R 1812
  • In Stock:63534
$0.307/pcsRFQ
1206Y2500910KQT Image
  • Part#:1206Y2500910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 250V C0G/NP0 1206
  • In Stock:116081
$0.193/pcsRFQ
1206J1000152KQT Image
  • Part#:1206J1000152KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1206
  • In Stock:65103
$0.348/pcsRFQ
2225J2000333JXR Image
  • Part#:2225J2000333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V X7R 2225
  • In Stock:44392
$0.809/pcsRFQ
1808Y2000221MXT Image
  • Part#:1808Y2000221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V X7R 1808
  • In Stock:169220
$0.129/pcsRFQ
0603J1000561MXT Image
  • Part#:0603J1000561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V X7R 0603
  • In Stock:482666
$0.045/pcsRFQ
1812J0630561JAT Image
  • Part#:1812J0630561JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 1812
  • In Stock:84944
$0.393/pcsRFQ
0805J0631P00CAR Image
  • Part#:0805J0631P00CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 0805
  • In Stock:189481
$0.121/pcsRFQ
2220J6300272JCT Image
  • Part#:2220J6300272JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V C0G/NP0 2220
  • In Stock:71551
$0.553/pcsRFQ
1825Y5000562JCT Image
  • Part#:1825Y5000562JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 1825
  • In Stock:45243
$0.696/pcsRFQ
1808J0635P60DCR Image
  • Part#:1808J0635P60DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 63V C0G/NP0 1808
  • In Stock:183248
$0.13/pcsRFQ
1210Y1K00332JER Image
  • Part#:1210Y1K00332JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 1210
  • In Stock:76802
$0.266/pcsRFQ
0805J2500330KUT Image
  • Part#:0805J2500330KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0805
  • In Stock:130324
$0.184/pcsRFQ
2220J4K00121JCT Image
  • Part#:2220J4K00121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 4KV C0G/NP0 2220
  • In Stock:70334
$0.326/pcsRFQ
2220J0160390GFR Image
  • Part#:2220J0160390GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 2220
  • In Stock:17019
$1.978/pcsRFQ
2225Y0250154GCT Image
  • Part#:2225Y0250154GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V C0G/NP0 2225
  • In Stock:10809
$2.787/pcsRFQ
1812J2500393JDT Image
  • Part#:1812J2500393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 1812
  • In Stock:83393
$0.469/pcsRFQ
1808Y1K20120GCR Image
  • Part#:1808Y1K20120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.2KV C0G/NP0 1808
  • In Stock:100748
$0.237/pcsRFQ
1808J2000823KDT Image
  • Part#:1808J2000823KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 200V X7R 1808
  • In Stock:101115
$0.233/pcsRFQ
1206Y0500182JFR Image
  • Part#:1206Y0500182JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1206
  • In Stock:147788
$0.139/pcsRFQ
2220Y0160273JCR Image
  • Part#:2220Y0160273JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 2220
  • In Stock:39354
$0.956/pcsRFQ
0805J5000820GAR Image
  • Part#:0805J5000820GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 500V C0G/NP0 0805
  • In Stock:170256
$0.126/pcsRFQ
1206J2500333MXT Image
  • Part#:1206J2500333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 1206
  • In Stock:204490
$0.105/pcsRFQ
1210Y0500684JER Image
  • Part#:1210Y0500684JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 1210
  • In Stock:59341
$0.516/pcsRFQ
1206Y5000181MER Image
  • Part#:1206Y5000181MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V X7R 1206
  • In Stock:222759
$0.09/pcsRFQ
2225J0250391FCR Image
  • Part#:2225J0250391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V C0G/NP0 2225
  • In Stock:11525
$3.383/pcsRFQ
0603J0632P70DAR Image
  • Part#:0603J0632P70DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 0603
  • In Stock:325605
$0.071/pcsRFQ
0805J0250820GCT Image
  • Part#:0805J0250820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 0805
  • In Stock:203458
$0.095/pcsRFQ
2211YA250561FCRSPU Image
  • Part#:2211YA250561FCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 2211
  • In Stock:13228
$2.981/pcsRFQ
2220J2000222FCT Image
  • Part#:2220J2000222FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 2220
  • In Stock:11645
$2.555/pcsRFQ
1812J1K50680FCT Image
  • Part#:1812J1K50680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1.5KV C0G/NP0 1812
  • In Stock:52129
$0.708/pcsRFQ
0603Y0630561JXT Image
  • Part#:0603Y0630561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V X7R 0603
  • In Stock:417071
$0.054/pcsRFQ
1825Y0250120KCR Image
  • Part#:1825Y0250120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1825
  • In Stock:45859
$0.84/pcsRFQ
0603Y0100122GCT Image
  • Part#:0603Y0100122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 10V C0G/NP0 0603
  • In Stock:158597
$0.126/pcsRFQ
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