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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

1206J0500330GAR Image
  • Part#:1206J0500330GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1206
  • In Stock:116763
$0.201/pcsRFQ
1812J0630564MDT Image
  • Part#:1812J0630564MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 63V X7R 1812
  • In Stock:66993
$0.528/pcsRFQ
2225Y6300180GCT Image
  • Part#:2225Y6300180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 2225
  • In Stock:22771
$1.535/pcsRFQ
1206J1K02P70CFR Image
  • Part#:1206J1K02P70CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 1KV C0G/NP0 1206
  • In Stock:100019
$0.201/pcsRFQ
1210J0630102FFT Image
  • Part#:1210J0630102FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1210
  • In Stock:38424
$0.906/pcsRFQ
1812J2K50100JCT Image
  • Part#:1812J2K50100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2.5KV C0G/NP0 1812
  • In Stock:73169
$0.271/pcsRFQ
1825Y1K50470JCR Image
  • Part#:1825Y1K50470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.5KV C0G/NP0 1825
  • In Stock:59945
$0.57/pcsRFQ
1808J0250102JFT Image
  • Part#:1808J0250102JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 1808
  • In Stock:99974
$0.195/pcsRFQ
1812Y5000562FCR Image
  • Part#:1812Y5000562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 1812
  • In Stock:33079
$0.92/pcsRFQ
1206J0250124JXT Image
  • Part#:1206J0250124JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V X7R 1206
  • In Stock:189870
$0.124/pcsRFQ
0505J2000150JQT Image
  • Part#:0505J2000150JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 0505
  • In Stock:104513
$0.195/pcsRFQ
1812Y0630562JER Image
  • Part#:1812Y0630562JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 1812
  • In Stock:68408
$0.503/pcsRFQ
0603J050P820DCT Image
  • Part#:0603J050P820DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 50V C0G/NP0 0603
  • In Stock:422659
$0.048/pcsRFQ
1206Y6300561JCR Image
  • Part#:1206Y6300561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V C0G/NP0 1206
  • In Stock:207278
$0.109/pcsRFQ
1812J6300561KAR Image
  • Part#:1812J6300561KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V C0G/NP0 1812
  • In Stock:57258
$0.358/pcsRFQ
0603Y2000392JDR Image
  • Part#:0603Y2000392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 0603
  • In Stock:253318
$0.082/pcsRFQ
2225J6K00221JCT Image
  • Part#:2225J6K00221JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 6KV C0G/NP0 2225
  • In Stock:74486
$0.53/pcsRFQ
1808J0160122KCT Image
  • Part#:1808J0160122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1808
  • In Stock:181076
$0.117/pcsRFQ
1210J0250680FCR Image
  • Part#:1210J0250680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1210
  • In Stock:71251
$0.548/pcsRFQ
1210Y1K00181JFR Image
  • Part#:1210Y1K00181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1210
  • In Stock:88651
$0.212/pcsRFQ
1206Y0160183MDR Image
  • Part#:1206Y0160183MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V X7R 1206
  • In Stock:199337
$0.104/pcsRFQ
0805Y1002P20DCT Image
  • Part#:0805Y1002P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 100V C0G/NP0 0805
  • In Stock:316261
$0.06/pcsRFQ
1210Y2000100GCR Image
  • Part#:1210Y2000100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 1210
  • In Stock:60484
$0.311/pcsRFQ
1812Y1000821FFR Image
  • Part#:1812Y1000821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 1812
  • In Stock:20195
$1.571/pcsRFQ
1410J1000272MCRE03 Image
  • Part#:1410J1000272MCRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1410
  • In Stock:83601
$0.28/pcsRFQ
1808Y3K00680KCT Image
  • Part#:1808Y3K00680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 3KV C0G/NP0 1808
  • In Stock:114350
$0.164/pcsRFQ
0505Y050P700CQT Image
  • Part#:0505Y050P700CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 50V C0G/NP0 0505
  • In Stock:127834
$0.175/pcsRFQ
1808Y3K00122MXR Image
  • Part#:1808Y3K00122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 3KV X7R 1808
  • In Stock:127837
$0.164/pcsRFQ
0603J0250122KDT Image
  • Part#:0603J0250122KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V X7R 0603
  • In Stock:305551
$0.063/pcsRFQ
1210Y0160180FCR Image
  • Part#:1210Y0160180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 1210
  • In Stock:54851
$0.571/pcsRFQ
1210Y1000471KCT Image
  • Part#:1210Y1000471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1210
  • In Stock:137248
$0.167/pcsRFQ
1808J5000221FFT Image
  • Part#:1808J5000221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1808
  • In Stock:44555
$0.816/pcsRFQ
1206Y0508P20DFR Image
  • Part#:1206Y0508P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 1206
  • In Stock:179978
$0.111/pcsRFQ
1206Y2000271KQT Image
  • Part#:1206Y2000271KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1206
  • In Stock:67261
$0.287/pcsRFQ
2225Y0160391FFR Image
  • Part#:2225Y0160391FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 2225
  • In Stock:6332
$5.43/pcsRFQ
  • Part#:0603J0108P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 10V C0G/NP0 0603
  • In Stock:210067
$0.097/pcsRFQ
0505Y2000111JQT Image
  • Part#:0505Y2000111JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 200V C0G/NP0 0505
  • In Stock:55755
$0.354/pcsRFQ
2225J6300682JCR Image
  • Part#:2225J6300682JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V C0G/NP0 2225
  • In Stock:44621
$0.877/pcsRFQ
1825Y5000391MXT Image
  • Part#:1825Y5000391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 1825
  • In Stock:62843
$0.586/pcsRFQ
1206J0630150JAR Image
  • Part#:1206J0630150JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 1206
  • In Stock:187495
$0.111/pcsRFQ
1825J1000820GCR Image
  • Part#:1825J1000820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 1825
  • In Stock:23377
$1.402/pcsRFQ
1808Y1K00180FCR Image
  • Part#:1808Y1K00180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1808
  • In Stock:70495
$0.477/pcsRFQ
1825Y4K00180KCR Image
  • Part#:1825Y4K00180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 4KV C0G/NP0 1825
  • In Stock:79570
$0.289/pcsRFQ
1812J0630824KDR Image
  • Part#:1812J0630824KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 63V X7R 1812
  • In Stock:63305
$0.55/pcsRFQ
0603J050P820BFT Image
  • Part#:0603J050P820BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 50V C0G/NP0 0603
  • In Stock:96737
$0.216/pcsRFQ
0603Y0500101MET Image
  • Part#:0603Y0500101MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 0603
  • In Stock:359342
$0.063/pcsRFQ
1808J0100272KCR Image
  • Part#:1808J0100272KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 10V C0G/NP0 1808
  • In Stock:204045
$0.112/pcsRFQ
1206Y0250392JDT Image
  • Part#:1206Y0250392JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1206
  • In Stock:159948
$0.138/pcsRFQ
1111J2K00130JQT Image
  • Part#:1111J2K00130JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 2KV C0G/NP0 1111
  • In Stock:68866
$0.334/pcsRFQ
0805Y2001P20CUT Image
  • Part#:0805Y2001P20CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 200V C0G/NP0 0805
  • In Stock:107967
$0.174/pcsRFQ
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