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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

  • Part#:1206Y2500472JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:243385
$0.086/pcsRFQ
1210J0630472JXR Image
  • Part#:1210J0630472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V X7R 1210
  • In Stock:116216
$0.172/pcsRFQ
  • Part#:0603Y0630390GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:212906
$0.107/pcsRFQ
1206Y1K00391JXR Image
  • Part#:1206Y1K00391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 1206
  • In Stock:224314
$0.097/pcsRFQ
1206Y6300181KXR Image
  • Part#:1206Y6300181KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V X7R 1206
  • In Stock:306396
$0.071/pcsRFQ
1206J2500271FFR Image
  • Part#:1206J2500271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 1206
  • In Stock:81855
$0.47/pcsRFQ
  • Part#:1206Y0630473KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 1206
  • In Stock:196483
$0.105/pcsRFQ
2225J0500180KCR Image
  • Part#:2225J0500180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 2225
  • In Stock:51308
$0.759/pcsRFQ
2225Y0630275KXT Image
  • Part#:2225Y0630275KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 63V X7R 2225
  • In Stock:23630
$1.279/pcsRFQ
1206Y0502P00BQT Image
  • Part#:1206Y0502P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 50V C0G/NP0 1206
  • In Stock:107941
$0.183/pcsRFQ
1210Y0630270GCR Image
  • Part#:1210Y0630270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1210
  • In Stock:65650
$0.285/pcsRFQ
1812Y1K50223KXT Image
  • Part#:1812Y1K50223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1.5KV X7R 1812
  • In Stock:72685
$0.481/pcsRFQ
1210J2500273JDR Image
  • Part#:1210J2500273JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1210
  • In Stock:60366
$0.319/pcsRFQ
1825J2K00680JCT Image
  • Part#:1825J2K00680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2KV C0G/NP0 1825
  • In Stock:69702
$0.565/pcsRFQ
1825Y6K00330JCT Image
  • Part#:1825Y6K00330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 6KV C0G/NP0 1825
  • In Stock:96947
$0.398/pcsRFQ
1206J0500394MDT Image
  • Part#:1206J0500394MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 50V X7R 1206
  • In Stock:106830
$0.195/pcsRFQ
1825Y0250103JXR Image
  • Part#:1825Y0250103JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 1825
  • In Stock:39719
$0.959/pcsRFQ
2225Y0630823KCR Image
  • Part#:2225Y0630823KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V C0G/NP0 2225
  • In Stock:26121
$1.467/pcsRFQ
1808J4K00100KCR Image
  • Part#:1808J4K00100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 4KV C0G/NP0 1808
  • In Stock:108305
$0.207/pcsRFQ
2220J2500393JDT Image
  • Part#:2220J2500393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 2220
  • In Stock:31807
$1.103/pcsRFQ
2225Y0630102GFR Image
  • Part#:2225Y0630102GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 2225
  • In Stock:13810
$2.559/pcsRFQ
1210J2500224KDR Image
  • Part#:1210J2500224KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 250V X7R 1210
  • In Stock:83916
$0.388/pcsRFQ
1808Y2000471FFR Image
  • Part#:1808Y2000471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1808
  • In Stock:62744
$0.609/pcsRFQ
1206Y0501P70BQT Image
  • Part#:1206Y0501P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 50V C0G/NP0 1206
  • In Stock:133810
$0.179/pcsRFQ
1812Y2000103JXT Image
  • Part#:1812Y2000103JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V X7R 1812
  • In Stock:98075
$0.38/pcsRFQ
2220Y0500684JXR Image
  • Part#:2220Y0500684JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 2220
  • In Stock:36061
$0.97/pcsRFQ
1812J0160470GFT Image
  • Part#:1812J0160470GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 1812
  • In Stock:48553
$0.639/pcsRFQ
2220J5000332JCT Image
  • Part#:2220J5000332JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V C0G/NP0 2220
  • In Stock:56601
$0.546/pcsRFQ
1210J1K20682MXT Image
  • Part#:1210J1K20682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1.2KV X7R 1210
  • In Stock:145816
$0.136/pcsRFQ
1210J0500181FCR Image
  • Part#:1210J0500181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 1210
  • In Stock:69524
$0.553/pcsRFQ
1825Y2000273JXT Image
  • Part#:1825Y2000273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 200V X7R 1825
  • In Stock:30461
$0.983/pcsRFQ
1206Y1000102JFR Image
  • Part#:1206Y1000102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1206
  • In Stock:172389
$0.139/pcsRFQ
1825J2500150KCT Image
  • Part#:1825J2500150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 1825
  • In Stock:46252
$0.792/pcsRFQ
2225J2500562KFT Image
  • Part#:2225J2500562KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V C0G/NP0 2225
  • In Stock:23133
$1.508/pcsRFQ
1812Y1K00152GCR Image
  • Part#:1812Y1K00152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 1812
  • In Stock:65143
$0.582/pcsRFQ
1206Y0250470GFT Image
  • Part#:1206Y0250470GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 1206
  • In Stock:88681
$0.223/pcsRFQ
1812J0160392FFR Image
  • Part#:1812J0160392FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 1812
  • In Stock:24160
$1.434/pcsRFQ
1812J0630103KFR Image
  • Part#:1812J0630103KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 1812
  • In Stock:83152
$0.422/pcsRFQ
  • Part#:0603J0160120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 0603
  • In Stock:413380
$0.056/pcsRFQ
1206J1501P80CQT Image
  • Part#:1206J1501P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 150V C0G/NP0 1206
  • In Stock:135356
$0.175/pcsRFQ
1825Y1K50102MXT Image
  • Part#:1825Y1K50102MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.5KV X7R 1825
  • In Stock:64562
$0.56/pcsRFQ
0603Y0100391JXT Image
  • Part#:0603Y0100391JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V X7R 0603
  • In Stock:398025
$0.055/pcsRFQ
1111J2000121GQT Image
  • Part#:1111J2000121GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1111
  • In Stock:63022
$0.598/pcsRFQ
0805J0250821FCT Image
  • Part#:0805J0250821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 0805
  • In Stock:105410
$0.213/pcsRFQ
2225Y0160562KFT Image
  • Part#:2225Y0160562KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V C0G/NP0 2225
  • In Stock:23067
$1.414/pcsRFQ
2220Y0500683JXT Image
  • Part#:2220Y0500683JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V X7R 2220
  • In Stock:35349
$0.868/pcsRFQ
1812Y6300333MER Image
  • Part#:1812Y6300333MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 630V X7R 1812
  • In Stock:72061
$0.419/pcsRFQ
1808J1000390JFR Image
  • Part#:1808J1000390JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 1808
  • In Stock:140941
$0.17/pcsRFQ
0805Y0500331JCT Image
  • Part#:0805Y0500331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 0805
  • In Stock:308976
$0.062/pcsRFQ
1210Y0500270JFR Image
  • Part#:1210Y0500270JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 1210
  • In Stock:97392
$0.247/pcsRFQ
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