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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

1812Y1000332KFR Image
  • Part#:1812Y1000332KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1812
  • In Stock:69276
$0.476/pcsRFQ
0603J0500270GFT Image
  • Part#:0603J0500270GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 0603
  • In Stock:152446
$0.126/pcsRFQ
1808J0250561KFR Image
  • Part#:1808J0250561KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 1808
  • In Stock:123115
$0.159/pcsRFQ
1812Y2000271GCT Image
  • Part#:1812Y2000271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1812
  • In Stock:59223
$0.603/pcsRFQ
0805Y1001P90HQT Image
  • Part#:0805Y1001P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 100V C0G/NP0 0805
  • In Stock:87545
$0.274/pcsRFQ
1812J0100184JCR Image
  • Part#:1812J0100184JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V C0G/NP0 1812
  • In Stock:32460
$0.939/pcsRFQ
0805J0100331JXT Image
  • Part#:0805J0100331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V X7R 0805
  • In Stock:292228
$0.066/pcsRFQ
0805J0630200JQT Image
  • Part#:0805J0630200JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 63V C0G/NP0 0805
  • In Stock:108348
$0.178/pcsRFQ
1808Y2000821MXR Image
  • Part#:1808Y2000821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V X7R 1808
  • In Stock:193037
$0.116/pcsRFQ
2220Y0250680GFR Image
  • Part#:2220Y0250680GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 2220
  • In Stock:16132
$2.098/pcsRFQ
1812J0630390FAT Image
  • Part#:1812J0630390FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 1812
  • In Stock:24758
$1.241/pcsRFQ
2220Y0250151GCT Image
  • Part#:2220Y0250151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 2220
  • In Stock:24176
$1.451/pcsRFQ
1812J0630393GCT Image
  • Part#:1812J0630393GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 63V C0G/NP0 1812
  • In Stock:38302
$0.834/pcsRFQ
1808J5000183JDR Image
  • Part#:1808J5000183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V X7R 1808
  • In Stock:86066
$0.361/pcsRFQ
0603Y1000121JCT Image
  • Part#:0603Y1000121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 0603
  • In Stock:376657
$0.059/pcsRFQ
1210J1K50120JCR Image
  • Part#:1210J1K50120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.5KV C0G/NP0 1210
  • In Stock:156533
$0.124/pcsRFQ
1206Y1K00271MER Image
  • Part#:1206Y1K00271MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV X7R 1206
  • In Stock:208959
$0.101/pcsRFQ
0603Y025P680BCR Image
  • Part#:0603Y025P680BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 25V C0G/NP0 0603
  • In Stock:159532
$0.119/pcsRFQ
1812J0500562JDR Image
  • Part#:1812J0500562JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V X7R 1812
  • In Stock:74103
$0.434/pcsRFQ
1111Y2002P40HQT Image
  • Part#:1111Y2002P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 200V C0G/NP0 1111
  • In Stock:61487
$0.576/pcsRFQ
0603J0160152GCT Image
  • Part#:0603J0160152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 0603
  • In Stock:179830
$0.127/pcsRFQ
2225J2500390KCR Image
  • Part#:2225J2500390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 2225
  • In Stock:41695
$0.807/pcsRFQ
1825Y2000153JCT Image
  • Part#:1825Y2000153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V C0G 1825
  • In Stock:34487
$1.116/pcsRFQ
0805J1000272KXT Image
  • Part#:0805J1000272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 0805
  • In Stock:328228
$0.064/pcsRFQ
2220Y1K00680KCR Image
  • Part#:2220Y1K00680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 2220
  • In Stock:65261
$0.514/pcsRFQ
0805Y5000470FQT Image
  • Part#:0805Y5000470FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 0805
  • In Stock:68183
$0.538/pcsRFQ
  • Part#:0603Y200P700DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER LOW ESR 0603
  • In Stock:295810
$0.078/pcsRFQ
1206J2500111FQT Image
  • Part#:1206J2500111FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 250V C0G/NP0 1206
  • In Stock:41031
$0.727/pcsRFQ
2225J1K20332GCR Image
  • Part#:2225J1K20332GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV C0G 2225
  • In Stock:18354
$1.954/pcsRFQ
2220J0160472JCT Image
  • Part#:2220J0160472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V C0G/NP0 2220
  • In Stock:53743
$0.698/pcsRFQ
1825J0160474KXR Image
  • Part#:1825J0160474KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 16V X7R 1825
  • In Stock:49434
$0.705/pcsRFQ
1206J0630682GFT Image
  • Part#:1206J0630682GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1206
  • In Stock:68436
$0.338/pcsRFQ
2225Y2500683KDR Image
  • Part#:2225Y2500683KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 250V X7R 2225
  • In Stock:33764
$1.126/pcsRFQ
1206J6300273JXR Image
  • Part#:1206J6300273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 630V X7R 1206
  • In Stock:172812
$0.129/pcsRFQ
0603J1006P80BCT Image
  • Part#:0603J1006P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 100V C0G/NP0 0603
  • In Stock:152120
$0.149/pcsRFQ
0805J0630563MXR Image
  • Part#:0805J0630563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 0805
  • In Stock:361192
$0.065/pcsRFQ
1210J5000121FFT Image
  • Part#:1210J5000121FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1210
  • In Stock:65271
$0.593/pcsRFQ
1808J1K00220JCT Image
  • Part#:1808J1K00220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 1808
  • In Stock:164255
$0.133/pcsRFQ
1812Y6K00680KCR Image
  • Part#:1812Y6K00680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 6KV C0G/NP0 1812
  • In Stock:89570
$0.267/pcsRFQ
1825Y0100824KXT Image
  • Part#:1825Y0100824KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 10V X7R 1825
  • In Stock:38007
$0.887/pcsRFQ
1206Y0630221JAR Image
  • Part#:1206Y0630221JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 1206
  • In Stock:166455
$0.126/pcsRFQ
1210Y0630682GAR Image
  • Part#:1210Y0630682GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1210
  • In Stock:55032
$0.547/pcsRFQ
0805J1000181JCR Image
  • Part#:0805J1000181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 0805
  • In Stock:403926
$0.059/pcsRFQ
1812J5000822FCR Image
  • Part#:1812J5000822FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V C0G/NP0 1812
  • In Stock:32374
$0.929/pcsRFQ
1210J1K56P80DCR Image
  • Part#:1210J1K56P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1.5KV C0G/NP0 1210
  • In Stock:190488
$0.119/pcsRFQ
0805J0160151MXR Image
  • Part#:0805J0160151MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V X7R 0805
  • In Stock:523633
$0.046/pcsRFQ
0603Y1000271FFR Image
  • Part#:0603Y1000271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 0603
  • In Stock:67472
$0.293/pcsRFQ
1206Y6302P40CQT Image
  • Part#:1206Y6302P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 630V C0G/NP0 1206
  • In Stock:116166
$0.171/pcsRFQ
1210J1000680JAR Image
  • Part#:1210J1000680JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1210
  • In Stock:85632
$0.242/pcsRFQ
2220Y5K00471KCT Image
  • Part#:2220Y5K00471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 5KV C0G/NP0 2220
  • In Stock:61234
$0.494/pcsRFQ
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