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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

0805Y0630121KXR Image
  • Part#:0805Y0630121KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V X7R 0805
  • In Stock:386905
$0.05/pcsRFQ
2220Y0160820JCT Image
  • Part#:2220Y0160820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 2220
  • In Stock:40238
$0.878/pcsRFQ
0805Y0500271MXT Image
  • Part#:0805Y0500271MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V X7R 0805
  • In Stock:420221
$0.054/pcsRFQ
1206J1K01P70DQT Image
  • Part#:1206J1K01P70DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 1KV C0G/NP0 1206
  • In Stock:97088
$0.198/pcsRFQ
1812Y5000472KFR Image
  • Part#:1812Y5000472KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V C0G/NP0 1812
  • In Stock:74844
$0.429/pcsRFQ
0805J2000680JFT Image
  • Part#:0805J2000680JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 0805
  • In Stock:270745
$0.086/pcsRFQ
0805J0500181JXR Image
  • Part#:0805J0500181JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V X7R 0805
  • In Stock:331140
$0.061/pcsRFQ
1206J0630221GFT Image
  • Part#:1206J0630221GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 1206
  • In Stock:99250
$0.228/pcsRFQ
2220Y2500393MDR Image
  • Part#:2220Y2500393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 2220
  • In Stock:36825
$0.977/pcsRFQ
1812Y0250222KCR Image
  • Part#:1812Y0250222KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 1812
  • In Stock:72332
$0.276/pcsRFQ
2225J1000333GFT Image
  • Part#:2225J1000333GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V C0G 2225
  • In Stock:9604
$3.197/pcsRFQ
1210Y1K00101GFR Image
  • Part#:1210Y1K00101GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1210
  • In Stock:64006
$0.342/pcsRFQ
1206Y1000820GFR Image
  • Part#:1206Y1000820GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 1206
  • In Stock:116562
$0.203/pcsRFQ
1210Y2500393JDT Image
  • Part#:1210Y2500393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 1210
  • In Stock:63871
$0.335/pcsRFQ
1825Y5000180JCT Image
  • Part#:1825Y5000180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1825
  • In Stock:59019
$0.647/pcsRFQ
0805Y2000100JQT Image
  • Part#:0805Y2000100JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 0805
  • In Stock:131386
$0.156/pcsRFQ
1825J0500272JCR Image
  • Part#:1825J0500272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 1825
  • In Stock:42430
$0.731/pcsRFQ
2220J2K50820FCT Image
  • Part#:2220J2K50820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 2.5KV C0G/NP0 2220
  • In Stock:22801
$1.706/pcsRFQ
1808J0630153GFR Image
  • Part#:1808J0630153GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 1808
  • In Stock:76468
$0.474/pcsRFQ
1210J1K50220KCR Image
  • Part#:1210J1K50220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.5KV C0G/NP0 1210
  • In Stock:210078
$0.105/pcsRFQ
1812J0250273KDT Image
  • Part#:1812J0250273KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 1812
  • In Stock:98654
$0.379/pcsRFQ
0603Y2500472KDR Image
  • Part#:0603Y2500472KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 0603
  • In Stock:275732
$0.073/pcsRFQ
0603J0500391FAT Image
  • Part#:0603J0500391FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 0603
  • In Stock:70058
$0.292/pcsRFQ
2220J0160681JCT Image
  • Part#:2220J0160681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V C0G/NP0 2220
  • In Stock:47224
$0.675/pcsRFQ
0603J0251P80BFR Image
  • Part#:0603J0251P80BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 25V C0G/NP0 0603
  • In Stock:131710
$0.167/pcsRFQ
0505J0503P60CQT Image
  • Part#:0505J0503P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 50V C0G/NP0 0505
  • In Stock:126984
$0.186/pcsRFQ
0603Y0500681JDR Image
  • Part#:0603Y0500681JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 0603
  • In Stock:321904
$0.074/pcsRFQ
0805Y2500680KQT Image
  • Part#:0805Y2500680KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 0805
  • In Stock:123570
$0.19/pcsRFQ
1210Y0100473JCT Image
  • Part#:1210Y0100473JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V C0G/NP0 1210
  • In Stock:101961
$0.38/pcsRFQ
1210J1K50681MXR Image
  • Part#:1210J1K50681MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV X7R 1210
  • In Stock:216607
$0.105/pcsRFQ
1206Y0630223MDR Image
  • Part#:1206Y0630223MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 1206
  • In Stock:229853
$0.105/pcsRFQ
1808J2500103MXT Image
  • Part#:1808J2500103MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 1808
  • In Stock:163533
$0.124/pcsRFQ
1808Y0500120KCR Image
  • Part#:1808Y0500120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1808
  • In Stock:173696
$0.127/pcsRFQ
1812J0500330GCR Image
  • Part#:1812J0500330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1812
  • In Stock:89275
$0.411/pcsRFQ
1808J2500180KCT Image
  • Part#:1808J2500180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1808
  • In Stock:141555
$0.143/pcsRFQ
2220Y0630220JFT Image
  • Part#:2220Y0630220JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 2220
  • In Stock:27475
$1.21/pcsRFQ
0805J5005P60CAT Image
  • Part#:0805J5005P60CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 0805
  • In Stock:142588
$0.133/pcsRFQ
0805J1000820GFR Image
  • Part#:0805J1000820GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 0805
  • In Stock:178499
$0.135/pcsRFQ
1825J1K50221JCT Image
  • Part#:1825J1K50221JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV C0G/NP0 1825
  • In Stock:63248
$0.532/pcsRFQ
0805J0500224MXR Image
  • Part#:0805J0500224MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 0805
  • In Stock:236501
$0.082/pcsRFQ
1111J1000272FQT Image
  • Part#:1111J1000272FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1111
  • In Stock:12799
$2.442/pcsRFQ
2220Y1K00222JFT Image
  • Part#:2220Y1K00222JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV C0G/NP0 2220
  • In Stock:38644
$0.922/pcsRFQ
  • Part#:1210Y0630122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:127408
$0.151/pcsRFQ
2225J1K50331KCR Image
  • Part#:2225J1K50331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 2225
  • In Stock:41567
$0.741/pcsRFQ
1206Y0630332JFT Image
  • Part#:1206Y0630332JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1206
  • In Stock:114181
$0.187/pcsRFQ
2220Y1000101JFR Image
  • Part#:2220Y1000101JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 2220
  • In Stock:27346
$1.176/pcsRFQ
1206Y0630180GCT Image
  • Part#:1206Y0630180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 1206
  • In Stock:147544
$0.151/pcsRFQ
2220J0250824JDT Image
  • Part#:2220J0250824JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 25V X7R 2220
  • In Stock:24699
$1.275/pcsRFQ
1808JA250220GCTSP Image
  • Part#:1808JA250220GCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1808
  • In Stock:96570
$0.398/pcsRFQ
1808Y2500102JFT Image
  • Part#:1808Y2500102JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1808
  • In Stock:82592
$0.228/pcsRFQ
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