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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

1210J5000273MXT Image
  • Part#:1210J5000273MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 500V X7R 1210
  • In Stock:183151
$0.123/pcsRFQ
0603Y0630391JFT Image
  • Part#:0603Y0630391JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 0603
  • In Stock:218978
$0.086/pcsRFQ
1812J6300180JCT Image
  • Part#:1812J6300180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1812
  • In Stock:75836
$0.264/pcsRFQ
2220Y0250470KCR Image
  • Part#:2220Y0250470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 2220
  • In Stock:40336
$0.78/pcsRFQ
1206J3003P60CQT Image
  • Part#:1206J3003P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 300V C0G/NP0 1206
  • In Stock:107017
$0.21/pcsRFQ
1812Y0500563JER Image
  • Part#:1812Y0500563JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 1812
  • In Stock:80295
$0.491/pcsRFQ
1206J0630131JQT Image
  • Part#:1206J0630131JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 63V C0G/NP0 1206
  • In Stock:104108
$0.206/pcsRFQ
2225J0160154KXT Image
  • Part#:2225J0160154KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V X7R 2225
  • In Stock:37294
$0.802/pcsRFQ
0805Y0630241GQT Image
  • Part#:0805Y0630241GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 240PF 63V C0G/NP0 0805
  • In Stock:73153
$0.474/pcsRFQ
0805J1000180KFR Image
  • Part#:0805J1000180KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0805
  • In Stock:282873
$0.075/pcsRFQ
1812Y0250223JCR Image
  • Part#:1812Y0250223JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 1812
  • In Stock:72213
$0.479/pcsRFQ
1812J1K00470JDT Image
  • Part#:1812J1K00470JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV X7R 1812
  • In Stock:64919
$0.493/pcsRFQ
0805Y0250331GFT Image
  • Part#:0805Y0250331GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 0805
  • In Stock:146413
$0.152/pcsRFQ
0603J2500110GQT Image
  • Part#:0603J2500110GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 250V C0G/NP0 0603
  • In Stock:77779
$0.288/pcsRFQ
1808Y1000470FFT Image
  • Part#:1808Y1000470FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 1808
  • In Stock:53703
$0.577/pcsRFQ
2225J2K50471MXT Image
  • Part#:2225J2K50471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2.5KV X7R 2225
  • In Stock:41604
$0.83/pcsRFQ
1812J0500223KXT Image
  • Part#:1812J0500223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1812
  • In Stock:88604
$0.269/pcsRFQ
2220J0630223JFR Image
  • Part#:2220J0630223JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V C0G/NP0 2220
  • In Stock:31099
$1.269/pcsRFQ
1206Y0630180GCR Image
  • Part#:1206Y0630180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 1206
  • In Stock:157304
$0.139/pcsRFQ
1812J5000682KFR Image
  • Part#:1812J5000682KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 500V C0G/NP0 1812
  • In Stock:91075
$0.398/pcsRFQ
1812J0250680KFR Image
  • Part#:1812J0250680KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1812
  • In Stock:93440
$0.369/pcsRFQ
1808Y2000152FCR Image
  • Part#:1808Y2000152FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 1808
  • In Stock:77388
$0.485/pcsRFQ
0805Y0508P20DAR Image
  • Part#:0805Y0508P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 0805
  • In Stock:243613
$0.078/pcsRFQ
1206Y0160105JXT Image
  • Part#:1206Y0160105JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 16V X7R 1206
  • In Stock:98379
$0.236/pcsRFQ
0603J1000100FCR Image
  • Part#:0603J1000100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 0603
  • In Stock:139801
$0.161/pcsRFQ
0805J0250560GCT Image
  • Part#:0805J0250560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 0805
  • In Stock:220326
$0.098/pcsRFQ
2220Y2000682FCT Image
  • Part#:2220Y2000682FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V C0G/NP0 2220
  • In Stock:10175
$3.206/pcsRFQ
1812Y1K50472JXT Image
  • Part#:1812Y1K50472JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.5KV X7R 1812
  • In Stock:79819
$0.38/pcsRFQ
1206Y1K21P50DCR Image
  • Part#:1206Y1K21P50DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 1.2KV C0G/NP0 1206
  • In Stock:264419
$0.085/pcsRFQ
1210Y0100125JXR Image
  • Part#:1210Y0100125JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 10V X7R 1210
  • In Stock:67256
$0.349/pcsRFQ
1111Y1K04P00HQT Image
  • Part#:1111Y1K04P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 1KV C0G/NP0 1111
  • In Stock:33688
$0.965/pcsRFQ
1206Y1000390MCRE03 Image
  • Part#:1206Y1000390MCRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1206
  • In Stock:79748
$0.261/pcsRFQ
  • Part#:2220J2500124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:51296
$0.602/pcsRFQ
0603Y050P800DQT Image
  • Part#:0603Y050P800DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 50V C0G/NP0 0603
  • In Stock:248039
$0.083/pcsRFQ
0805Y2500821JCR Image
  • Part#:0805Y2500821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 0805
  • In Stock:262579
$0.077/pcsRFQ
2225J0500224JCT Image
  • Part#:2225J0500224JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V C0G/NP0 2225
  • In Stock:18647
$1.871/pcsRFQ
2225Y0160682JFT Image
  • Part#:2225Y0160682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 2225
  • In Stock:25507
$1.484/pcsRFQ
0805Y0630221KDR Image
  • Part#:0805Y0630221KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 0805
  • In Stock:317853
$0.074/pcsRFQ
1812J1000122FAR Image
  • Part#:1812J1000122FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1812
  • In Stock:24225
$1.417/pcsRFQ
1808Y6300271MXT Image
  • Part#:1808Y6300271MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V X7R 1808
  • In Stock:101473
$0.23/pcsRFQ
1210Y1000222JAT Image
  • Part#:1210Y1000222JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1210
  • In Stock:79343
$0.285/pcsRFQ
1210Y2000104JDR Image
  • Part#:1210Y2000104JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 200V X7R 1210
  • In Stock:81831
$0.387/pcsRFQ
2220J0500150GCT Image
  • Part#:2220J0500150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 2220
  • In Stock:27357
$1.278/pcsRFQ
2225Y5000562JDR Image
  • Part#:2225Y5000562JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 2225
  • In Stock:27028
$1.206/pcsRFQ
1812JA250331MXRPY2 Image
  • Part#:1812JA250331MXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V X7R 1812
  • In Stock:58261
$0.324/pcsRFQ
0805J0630561JAT Image
  • Part#:0805J0630561JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V C0G/NP0 0805
  • In Stock:210501
$0.089/pcsRFQ
0603Y0630331JCR Image
  • Part#:0603Y0630331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 0603
  • In Stock:355735
$0.055/pcsRFQ
1808Y0630390KCT Image
  • Part#:1808Y0630390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 1808
  • In Stock:186205
$0.122/pcsRFQ
1808J0160392MXT Image
  • Part#:1808J0160392MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V X7R 1808
  • In Stock:161850
$0.125/pcsRFQ
2225Y3K00180JCR Image
  • Part#:2225Y3K00180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 3KV C0G/NP0 2225
  • In Stock:44576
$0.769/pcsRFQ
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