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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

1206J5001P50CAR Image
  • Part#:1206J5001P50CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 500V C0G/NP0 1206
  • In Stock:118283
$0.186/pcsRFQ
1825J1K50220KCR Image
  • Part#:1825J1K50220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.5KV C0G/NP0 1825
  • In Stock:64054
$0.494/pcsRFQ
0603Y0502P20DFR Image
  • Part#:0603Y0502P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 0603
  • In Stock:288489
$0.075/pcsRFQ
2225J0100564FCT Image
  • Part#:2225J0100564FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 10V C0G/NP0 2225
  • In Stock:4477
$8.409/pcsRFQ
2225Y1000560JFR Image
  • Part#:2225Y1000560JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 2225
  • In Stock:25582
$1.281/pcsRFQ
1808Y5000122MXR Image
  • Part#:1808Y5000122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V X7R 1808
  • In Stock:148777
$0.138/pcsRFQ
1812J2K50681MXR Image
  • Part#:1812J2K50681MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2.5KV X7R 1812
  • In Stock:80191
$0.236/pcsRFQ
0603J0500330GFR Image
  • Part#:0603J0500330GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 0603
  • In Stock:183781
$0.12/pcsRFQ
0805J0633P30CCT Image
  • Part#:0805J0633P30CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 63V C0G/NP0 0805
  • In Stock:232411
$0.09/pcsRFQ
2225J1K50390KCT Image
  • Part#:2225J1K50390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 2225
  • In Stock:46089
$0.761/pcsRFQ
0805J0250331FFR Image
  • Part#:0805J0250331FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 0805
  • In Stock:78312
$0.265/pcsRFQ
1812J6300272FCR Image
  • Part#:1812J6300272FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V C0G/NP0 1812
  • In Stock:36818
$0.975/pcsRFQ
0805Y2001P80CFR Image
  • Part#:0805Y2001P80CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 200V C0G/NP0 0805
  • In Stock:171038
$0.133/pcsRFQ
  • Part#:0805Y0160472KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:284120
$0.081/pcsRFQ
1111J2000120FQT Image
  • Part#:1111J2000120FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1111
  • In Stock:24701
$1.328/pcsRFQ
2220Y0500152JCT Image
  • Part#:2220Y0500152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 2220
  • In Stock:44079
$0.821/pcsRFQ
1825Y0160225MXT Image
  • Part#:1825Y0160225MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 16V X7R 1825
  • In Stock:40971
$0.867/pcsRFQ
2225J2500101KFR Image
  • Part#:2225J2500101KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2225
  • In Stock:25474
$1.205/pcsRFQ
1808J5000152GFT Image
  • Part#:1808J5000152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1808
  • In Stock:83218
$0.457/pcsRFQ
1206J0501P00DFR Image
  • Part#:1206J0501P00DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 50V C0G/NP0 1206
  • In Stock:181534
$0.112/pcsRFQ
1206Y2K00681MXT Image
  • Part#:1206Y2K00681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2KV X7R 1206
  • In Stock:262169
$0.079/pcsRFQ
1206J2500821FCT Image
  • Part#:1206J2500821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1206
  • In Stock:64015
$0.351/pcsRFQ
0603J0250472KDR Image
  • Part#:0603J0250472KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V X7R 0603
  • In Stock:330498
$0.061/pcsRFQ
0805Y2500270FFT Image
  • Part#:0805Y2500270FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 0805
  • In Stock:61494
$0.307/pcsRFQ
2225Y0100822GCR Image
  • Part#:2225Y0100822GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 2225
  • In Stock:17575
$1.724/pcsRFQ
1206Y1K00470GCR Image
  • Part#:1206Y1K00470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1206
  • In Stock:115836
$0.165/pcsRFQ
2225J0160273FFT Image
  • Part#:2225J0160273FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 2225
  • In Stock:6364
$5.438/pcsRFQ
2225J6300392KXR Image
  • Part#:2225J6300392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V X7R 2225
  • In Stock:42973
$0.702/pcsRFQ
1206J2500562KDR Image
  • Part#:1206J2500562KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 1206
  • In Stock:201676
$0.108/pcsRFQ
1825Y2500394JXR Image
  • Part#:1825Y2500394JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 250V X7R 1825
  • In Stock:34276
$1.11/pcsRFQ
1808J0100333GCR Image
  • Part#:1808J0100333GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V C0G/NP0 1808
  • In Stock:93633
$0.367/pcsRFQ
2225J0160271KCR Image
  • Part#:2225J0160271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 2225
  • In Stock:35793
$0.888/pcsRFQ
1808J0160223JFT Image
  • Part#:1808J0160223JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 1808
  • In Stock:98739
$0.368/pcsRFQ
1808Y0250223MXT Image
  • Part#:1808Y0250223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V X7R 1808
  • In Stock:139100
$0.143/pcsRFQ
1812J0500273KXR Image
  • Part#:1812J0500273KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 1812
  • In Stock:93992
$0.242/pcsRFQ
1210J2000221GAT Image
  • Part#:1210J2000221GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1210
  • In Stock:68792
$0.468/pcsRFQ
0805Y0160181JDT Image
  • Part#:0805Y0160181JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V X7R 0805
  • In Stock:232322
$0.096/pcsRFQ
1812Y2000562JAT Image
  • Part#:1812Y2000562JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 1812
  • In Stock:59099
$0.606/pcsRFQ
1210Y2500222FCT Image
  • Part#:1210Y2500222FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 1210
  • In Stock:38680
$0.768/pcsRFQ
2220J1K00101KFT Image
  • Part#:2220J1K00101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 2220
  • In Stock:50487
$0.687/pcsRFQ
0805Y0250120KFR Image
  • Part#:0805Y0250120KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 0805
  • In Stock:268043
$0.074/pcsRFQ
1812J2K00821JCR Image
  • Part#:1812J2K00821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2KV C0G/NP0 1812
  • In Stock:89526
$0.428/pcsRFQ
0505Y1500240KQT Image
  • Part#:0505Y1500240KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 150V C0G/NP0 0505
  • In Stock:107776
$0.174/pcsRFQ
0805J0500392FCR Image
  • Part#:0805J0500392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 0805
  • In Stock:68191
$0.305/pcsRFQ
0603J0250562JDT Image
  • Part#:0603J0250562JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 0603
  • In Stock:275924
$0.081/pcsRFQ
1808Y1K00101KDR Image
  • Part#:1808Y1K00101KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV X7R 1808
  • In Stock:89458
$0.222/pcsRFQ
1206Y0500332FFR Image
  • Part#:1206Y0500332FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1206
  • In Stock:54174
$0.607/pcsRFQ
1206Y0100332KCR Image
  • Part#:1206Y0100332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V C0G/NP0 1206
  • In Stock:184948
$0.111/pcsRFQ
  • Part#:2220Y2K50680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:35753
$0.844/pcsRFQ
1812J0160271GCT Image
  • Part#:1812J0160271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 1812
  • In Stock:70004
$0.466/pcsRFQ
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