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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

1812Y0500334MDT Image
  • Part#:1812Y0500334MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1812
  • In Stock:70338
$0.531/pcsRFQ
1210Y0250682JDT Image
  • Part#:1210Y0250682JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 1210
  • In Stock:82228
$0.28/pcsRFQ
2225J1000824JXT Image
  • Part#:2225J1000824JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 100V X7R 2225
  • In Stock:33086
$1.097/pcsRFQ
1210Y1000272FFR Image
  • Part#:1210Y1000272FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1210
  • In Stock:38069
$0.933/pcsRFQ
1210J0630121KFR Image
  • Part#:1210J0630121KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1210
  • In Stock:95746
$0.227/pcsRFQ
  • Part#:2225J1K20472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:15811
$2.019/pcsRFQ
1812Y2500121JCT Image
  • Part#:1812Y2500121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1812
  • In Stock:75637
$0.296/pcsRFQ
1808Y0630334MXR Image
  • Part#:1808Y0630334MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 1808
  • In Stock:149660
$0.152/pcsRFQ
1206J0160270FFT Image
  • Part#:1206J0160270FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1206
  • In Stock:85869
$0.407/pcsRFQ
1812J2500221JFT Image
  • Part#:1812J2500221JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1812
  • In Stock:76213
$0.436/pcsRFQ
1808J0100472KXR Image
  • Part#:1808J0100472KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 10V X7R 1808
  • In Stock:177056
$0.114/pcsRFQ
0805J2000821KCT Image
  • Part#:0805J2000821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 0805
  • In Stock:256829
$0.083/pcsRFQ
1808J1K20822JXT Image
  • Part#:1808J1K20822JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1.2KV X7R 1808
  • In Stock:83542
$0.248/pcsRFQ
1812J0250470JFR Image
  • Part#:1812J0250470JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 1812
  • In Stock:60824
$0.349/pcsRFQ
1210Y0100124JXT Image
  • Part#:1210Y0100124JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 10V X7R 1210
  • In Stock:111995
$0.199/pcsRFQ
2220Y5000152KXR Image
  • Part#:2220Y5000152KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 2220
  • In Stock:65268
$0.493/pcsRFQ
1111Y1501P00CQT Image
  • Part#:1111Y1501P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 150V C0G/NP0 1111
  • In Stock:84477
$0.252/pcsRFQ
1210J1K20470JCR Image
  • Part#:1210J1K20470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.2KV C0G/NP0 1210
  • In Stock:183685
$0.122/pcsRFQ
1808Y0500821FFR Image
  • Part#:1808Y0500821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1808
  • In Stock:66133
$0.566/pcsRFQ
2225Y1K20222KXR Image
  • Part#:2225Y1K20222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.2KV X7R 2225
  • In Stock:36528
$0.909/pcsRFQ
  • Part#:2220J5000182JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 2220
  • In Stock:44030
$0.708/pcsRFQ
1812Y0100153KXT Image
  • Part#:1812Y0100153KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V X7R 1812
  • In Stock:61775
$0.303/pcsRFQ
0603J010P470DCT Image
  • Part#:0603J010P470DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 10V C0G/NP0 0603
  • In Stock:380723
$0.063/pcsRFQ
2225J1K50561MXR Image
  • Part#:2225J1K50561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV X7R 2225
  • In Stock:79310
$0.466/pcsRFQ
1812Y5000102JAT Image
  • Part#:1812Y5000102JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1812
  • In Stock:79389
$0.401/pcsRFQ
0805J5000271KDR Image
  • Part#:0805J5000271KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V X7R 0805
  • In Stock:292240
$0.071/pcsRFQ
2211JA256P80DCRSPU Image
  • Part#:2211JA256P80DCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 2211
  • In Stock:85086
$0.439/pcsRFQ
1206J0100153GCR Image
  • Part#:1206J0100153GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V C0G/NP0 1206
  • In Stock:82225
$0.259/pcsRFQ
1210Y0160822JFR Image
  • Part#:1210Y0160822JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V C0G/NP0 1210
  • In Stock:74940
$0.303/pcsRFQ
1206J0630222MDT Image
  • Part#:1206J0630222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V X7R 1206
  • In Stock:225345
$0.106/pcsRFQ
0805J0104P70DCR Image
  • Part#:0805J0104P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 10V C0G/NP0 0805
  • In Stock:433579
$0.051/pcsRFQ
2220Y0100330FCT Image
  • Part#:2220Y0100330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 10V C0G/NP0 2220
  • In Stock:11908
$2.921/pcsRFQ
1210Y2500222KCR Image
  • Part#:1210Y2500222KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 1210
  • In Stock:113177
$0.208/pcsRFQ
1206J0630104KXR Image
  • Part#:1206J0630104KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 63V X7R 1206
  • In Stock:298467
$0.071/pcsRFQ
1206Y0160333JXT Image
  • Part#:1206Y0160333JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 1206
  • In Stock:208563
$0.107/pcsRFQ
1812JA254P70DCRPY2 Image
  • Part#:1812JA254P70DCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1812
  • In Stock:82969
$0.386/pcsRFQ
1812J2K50391KXR Image
  • Part#:1812J2K50391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2.5KV X7R 1812
  • In Stock:99038
$0.24/pcsRFQ
0603J0160272JDR Image
  • Part#:0603J0160272JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V X7R 0603
  • In Stock:281511
$0.078/pcsRFQ
1825J5000102KXT Image
  • Part#:1825J5000102KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V X7R 1825
  • In Stock:65870
$0.55/pcsRFQ
2220Y0630823FCR Image
  • Part#:2220Y0630823FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V C0G/NP0 2220
  • In Stock:8637
$4.36/pcsRFQ
1812J0250224KXT Image
  • Part#:1812J0250224KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 1812
  • In Stock:76920
$0.283/pcsRFQ
1825J0160393MXR Image
  • Part#:1825J0160393MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1825
  • In Stock:64133
$0.612/pcsRFQ
1210Y2500151GFT Image
  • Part#:1210Y2500151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1210
  • In Stock:64446
$0.48/pcsRFQ
2225J2000152JCT Image
  • Part#:2225J2000152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 2225
  • In Stock:35508
$0.966/pcsRFQ
2220J0500392GFT Image
  • Part#:2220J0500392GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 2220
  • In Stock:17186
$1.805/pcsRFQ
2220J2000470GCT Image
  • Part#:2220J2000470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 2220
  • In Stock:26775
$1.359/pcsRFQ
1210J6306P80DCT Image
  • Part#:1210J6306P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 630V C0G/NP0 1210
  • In Stock:195057
$0.124/pcsRFQ
1206J5003P90DAT Image
  • Part#:1206J5003P90DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 500V C0G/NP0 1206
  • In Stock:183801
$0.117/pcsRFQ
0805J1003P00DQT Image
  • Part#:0805J1003P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 100V C0G/NP0 0805
  • In Stock:154448
$0.146/pcsRFQ
1812J2K00182JXT Image
  • Part#:1812J2K00182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 2KV X7R 1812
  • In Stock:71545
$0.299/pcsRFQ
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