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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

1812J5000392FCR Image
  • Part#:1812J5000392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V C0G/NP0 1812
  • In Stock:41821
$0.748/pcsRFQ
0805Y0100681KCT Image
  • Part#:0805Y0100681KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 0805
  • In Stock:338063
$0.063/pcsRFQ
2225Y2K50101FCR Image
  • Part#:2225Y2K50101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2.5KV C0G/NP0 2225
  • In Stock:17228
$2.083/pcsRFQ
0505Y2000180FQT Image
  • Part#:0505Y2000180FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0505
  • In Stock:32783
$0.926/pcsRFQ
1210Y0500104JER Image
  • Part#:1210Y0500104JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V X7R 1210
  • In Stock:75520
$0.275/pcsRFQ
1111J2K00270GQT Image
  • Part#:1111J2K00270GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2KV C0G/NP0 1111
  • In Stock:58201
$0.605/pcsRFQ
1812J2500682MXT Image
  • Part#:1812J2500682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 1812
  • In Stock:77662
$0.27/pcsRFQ
1825J5000101FCR Image
  • Part#:1825J5000101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1825
  • In Stock:18091
$2.168/pcsRFQ
1808Y0630680GFR Image
  • Part#:1808Y0630680GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1808
  • In Stock:83132
$0.273/pcsRFQ
1825J1K00470KCR Image
  • Part#:1825J1K00470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 1825
  • In Stock:72284
$0.492/pcsRFQ
1111Y1000150JQT Image
  • Part#:1111Y1000150JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1111
  • In Stock:54749
$0.348/pcsRFQ
1210J2K00331MXR Image
  • Part#:1210J2K00331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV X7R 1210
  • In Stock:201120
$0.109/pcsRFQ
1808Y3K00561MXT Image
  • Part#:1808Y3K00561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 3KV X7R 1808
  • In Stock:128956
$0.15/pcsRFQ
1812Y0100473KCR Image
  • Part#:1812Y0100473KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V C0G/NP0 1812
  • In Stock:68475
$0.487/pcsRFQ
0603J1000121FCR Image
  • Part#:0603J1000121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 0603
  • In Stock:131505
$0.181/pcsRFQ
1812J0630121KAT Image
  • Part#:1812J0630121KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1812
  • In Stock:96562
$0.379/pcsRFQ
1825J1K50332MXR Image
  • Part#:1825J1K50332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.5KV X7R 1825
  • In Stock:63461
$0.504/pcsRFQ
2220J0630220FCT Image
  • Part#:2220J0630220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 2220
  • In Stock:14977
$2.498/pcsRFQ
0603Y2500220FCR Image
  • Part#:0603Y2500220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 0603
  • In Stock:119220
$0.183/pcsRFQ
1210Y1000680FAR Image
  • Part#:1210Y1000680FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1210
  • In Stock:36149
$0.863/pcsRFQ
1808Y2506P80CCT Image
  • Part#:1808Y2506P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 1808
  • In Stock:90739
$0.245/pcsRFQ
2220J0100822KCR Image
  • Part#:2220J0100822KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 2220
  • In Stock:47572
$0.645/pcsRFQ
2220J0250101GFT Image
  • Part#:2220J0250101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 2220
  • In Stock:18245
$1.969/pcsRFQ
1812Y3K00331FCR Image
  • Part#:1812Y3K00331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 3KV C0G/NP0 1812
  • In Stock:24825
$1.26/pcsRFQ
1808J2500221FCR Image
  • Part#:1808J2500221FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1808
  • In Stock:105882
$0.371/pcsRFQ
0805Y0630331JER Image
  • Part#:0805Y0630331JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V X7R 0805
  • In Stock:243414
$0.09/pcsRFQ
1206J0500681KDR Image
  • Part#:1206J0500681KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 1206
  • In Stock:181564
$0.104/pcsRFQ
0603Y2500562KXT Image
  • Part#:0603Y2500562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 0603
  • In Stock:410644
$0.057/pcsRFQ
1825Y1K00182JXR Image
  • Part#:1825Y1K00182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 1825
  • In Stock:48972
$0.729/pcsRFQ
1210Y1000180KFT Image
  • Part#:1210Y1000180KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1210
  • In Stock:75703
$0.253/pcsRFQ
1210J0254P70BFT Image
  • Part#:1210J0254P70BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 25V C0G/NP0 1210
  • In Stock:55769
$0.555/pcsRFQ
2225Y5000183GCT Image
  • Part#:2225Y5000183GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V C0G 2225
  • In Stock:14249
$2.452/pcsRFQ
1206Y2000180JCT Image
  • Part#:1206Y2000180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1206
  • In Stock:263652
$0.09/pcsRFQ
1206Y2500273MDT Image
  • Part#:1206Y2500273MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1206
  • In Stock:165066
$0.126/pcsRFQ
1206Y5000272MXR Image
  • Part#:1206Y5000272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 1206
  • In Stock:309533
$0.063/pcsRFQ
1808J0250822KFR Image
  • Part#:1808J0250822KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 1808
  • In Stock:103477
$0.209/pcsRFQ
2225Y1000101FCT Image
  • Part#:2225Y1000101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 2225
  • In Stock:11449
$3.057/pcsRFQ
1210Y1006P80DAR Image
  • Part#:1210Y1006P80DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 100V C0G/NP0 1210
  • In Stock:74826
$0.301/pcsRFQ
  • Part#:0603Y063P600DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:318558
$0.075/pcsRFQ
1210J2000682JDT Image
  • Part#:1210J2000682JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V X7R 1210
  • In Stock:76825
$0.294/pcsRFQ
1206Y6300121GCR Image
  • Part#:1206Y6300121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 1206
  • In Stock:166454
$0.144/pcsRFQ
1206J0630101JDR Image
  • Part#:1206J0630101JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V X7R 1206
  • In Stock:172244
$0.129/pcsRFQ
1206J1500131GQT Image
  • Part#:1206J1500131GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 150V C0G/NP0 1206
  • In Stock:69468
$0.32/pcsRFQ
1210Y0160223GCT Image
  • Part#:1210Y0160223GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 1210
  • In Stock:78144
$0.47/pcsRFQ
2225J2K00180JCT Image
  • Part#:2225J2K00180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2KV C0G/NP0 2225
  • In Stock:49192
$0.704/pcsRFQ
0805Y0635P60HQT Image
  • Part#:0805Y0635P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 63V C0G/NP0 0805
  • In Stock:62056
$0.541/pcsRFQ
  • Part#:0505J2002P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0505
  • In Stock:139764
$0.165/pcsRFQ
1808J0500560KFT Image
  • Part#:1808J0500560KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1808
  • In Stock:109722
$0.171/pcsRFQ
1812Y1000473KXR Image
  • Part#:1812Y1000473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 1812
  • In Stock:81544
$0.277/pcsRFQ
0805Y0166P80DCT Image
  • Part#:0805Y0166P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 16V C0G/NP0 0805
  • In Stock:316489
$0.059/pcsRFQ
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