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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

1812J6K00102KXT Image
  • Part#:1812J6K00102KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 6KV X7R 1812
  • In Stock:81069
$0.265/pcsRFQ
1825Y0630104MXT Image
  • Part#:1825Y0630104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 1825
  • In Stock:50006
$0.784/pcsRFQ
1808J0500560KFR Image
  • Part#:1808J0500560KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1808
  • In Stock:145491
$0.159/pcsRFQ
1808J2K00271KXR Image
  • Part#:1808J2K00271KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV X7R 1808
  • In Stock:121414
$0.154/pcsRFQ
2225J0250154MXR Image
  • Part#:2225J0250154MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V X7R 2225
  • In Stock:41944
$0.732/pcsRFQ
  • Part#:1210J0100391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:159727
$0.129/pcsRFQ
1825J0100332GCR Image
  • Part#:1825J0100332GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V C0G/NP0 1825
  • In Stock:23336
$1.32/pcsRFQ
0805J150P400HQT Image
  • Part#:0805J150P400HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 150V C0G/NP0 0805
  • In Stock:74371
$0.286/pcsRFQ
1812Y0160224MXR Image
  • Part#:1812Y0160224MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V X7R 1812
  • In Stock:69358
$0.298/pcsRFQ
1812J2500390KFR Image
  • Part#:1812J2500390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1812
  • In Stock:53524
$0.35/pcsRFQ
1825Y4K00122JXR Image
  • Part#:1825Y4K00122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 4KV X7R 1825
  • In Stock:67180
$0.444/pcsRFQ
1808Y1000151KXT Image
  • Part#:1808Y1000151KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V X7R 1808
  • In Stock:171557
$0.127/pcsRFQ
1808J1K50562JXT Image
  • Part#:1808J1K50562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1.5KV X7R 1808
  • In Stock:84550
$0.229/pcsRFQ
0805Y0504P70BFT Image
  • Part#:0805Y0504P70BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 0805
  • In Stock:82577
$0.27/pcsRFQ
1808J0250181JFT Image
  • Part#:1808J0250181JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1808
  • In Stock:106381
$0.183/pcsRFQ
2220J1K20393MXR Image
  • Part#:2220J1K20393MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 1.2KV X7R 2220
  • In Stock:56969
$0.604/pcsRFQ
2211YA250560JCRSPU Image
  • Part#:2211YA250560JCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 2211
  • In Stock:57812
$0.525/pcsRFQ
1210J5000331GCT Image
  • Part#:1210J5000331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 1210
  • In Stock:97588
$0.228/pcsRFQ
2220J0250150FCT Image
  • Part#:2220J0250150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 25V C0G/NP0 2220
  • In Stock:12612
$2.513/pcsRFQ
1210Y1000104KNT Image
  • Part#:1210Y1000104KNT
  • Manufacturers:Knowles Syfer
  • Description:1206/FLEXICAP/NICKEL BARRIER/100
  • In Stock:155600
$0.131/pcsRFQ
1808Y2000330FCR Image
  • Part#:1808Y2000330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1808
  • In Stock:94855
$0.375/pcsRFQ
1825J6300101FCR Image
  • Part#:1825J6300101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V C0G/NP0 1825
  • In Stock:15473
$1.929/pcsRFQ
1206Y2K01P50BQT Image
  • Part#:1206Y2K01P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 2000V C0G/NP0 1206
  • In Stock:114690
$0.201/pcsRFQ
1825Y2K00560KCT Image
  • Part#:1825Y2K00560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2KV C0G/NP0 1825
  • In Stock:45779
$0.671/pcsRFQ
1808J1K00681GFR Image
  • Part#:1808J1K00681GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1808
  • In Stock:90278
$0.392/pcsRFQ
0805J1000221GCT Image
  • Part#:0805J1000221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 0805
  • In Stock:195247
$0.11/pcsRFQ
2225J2500220KCT Image
  • Part#:2225J2500220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 2225
  • In Stock:41567
$0.817/pcsRFQ
1111J2500390GQT Image
  • Part#:1111J2500390GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1111
  • In Stock:73451
$0.53/pcsRFQ
1210J0630563KDR Image
  • Part#:1210J0630563KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1210
  • In Stock:95396
$0.212/pcsRFQ
2220J2500100GFT Image
  • Part#:2220J2500100GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 2220
  • In Stock:17131
$2.054/pcsRFQ
1825Y1K00183KXR Image
  • Part#:1825Y1K00183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 1KV X7R 1825
  • In Stock:55185
$0.608/pcsRFQ
1206Y0630561JAT Image
  • Part#:1206Y0630561JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 1206
  • In Stock:141582
$0.146/pcsRFQ
1825J1K50392JXR Image
  • Part#:1825J1K50392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.5KV X7R 1825
  • In Stock:56290
$0.615/pcsRFQ
1812Y1K00681KET Image
  • Part#:1812Y1K00681KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 1812
  • In Stock:90209
$0.408/pcsRFQ
1808J5K05P60CCT Image
  • Part#:1808J5K05P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 5KV C0G/NP0 1808
  • In Stock:87490
$0.265/pcsRFQ
2220Y0250180JCR Image
  • Part#:2220Y0250180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 2220
  • In Stock:42789
$0.83/pcsRFQ
0603Y0500332KET Image
  • Part#:0603Y0500332KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V X7R 0603
  • In Stock:351622
$0.066/pcsRFQ
1808Y1000103KDR Image
  • Part#:1808Y1000103KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V X7R 1808
  • In Stock:127573
$0.174/pcsRFQ
1808Y0160121JCT Image
  • Part#:1808Y0160121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1808
  • In Stock:156583
$0.134/pcsRFQ
0603J0160391FCT Image
  • Part#:0603J0160391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 0603
  • In Stock:104585
$0.194/pcsRFQ
1210J0633P90BCR Image
  • Part#:1210J0633P90BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 1210
  • In Stock:63713
$0.36/pcsRFQ
2225Y0630151JCR Image
  • Part#:2225Y0630151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 2225
  • In Stock:33452
$0.898/pcsRFQ
2220Y2000221FFT Image
  • Part#:2220Y2000221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 2220
  • In Stock:7918
$4.875/pcsRFQ
0603Y1501P00CQT Image
  • Part#:0603Y1501P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 150V C0G/NP0 0603
  • In Stock:217021
$0.098/pcsRFQ
1808Y1K00681JDR Image
  • Part#:1808Y1K00681JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 1808
  • In Stock:69835
$0.27/pcsRFQ
0805J2508P20CCT Image
  • Part#:0805J2508P20CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 0805
  • In Stock:215596
$0.096/pcsRFQ
1808Y0250101GFT Image
  • Part#:1808Y0250101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 1808
  • In Stock:75522
$0.296/pcsRFQ
1206J0630471JAT Image
  • Part#:1206J0630471JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 1206
  • In Stock:142079
$0.141/pcsRFQ
1210J0500391GFR Image
  • Part#:1210J0500391GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1210
  • In Stock:72317
$0.428/pcsRFQ
0603Y2500910JQT Image
  • Part#:0603Y2500910JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 250V C0G/NP0 0603
  • In Stock:140605
$0.145/pcsRFQ
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