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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

1808J0500682KXT Image
  • Part#:1808J0500682KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V X7R 1808
  • In Stock:149708
$0.139/pcsRFQ
2220Y0250153JDR Image
  • Part#:2220Y0250153JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V X7R 2220
  • In Stock:25371
$1.275/pcsRFQ
1812J2000124JXR Image
  • Part#:1812J2000124JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 200V X7R 1812
  • In Stock:84908
$0.366/pcsRFQ
0805Y0501P80DQT Image
  • Part#:0805Y0501P80DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 50V C0G/NP0 0805
  • In Stock:147944
$0.163/pcsRFQ
0805Y2000201KQT Image
  • Part#:0805Y2000201KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 200V C0G/NP0 0805
  • In Stock:103456
$0.2/pcsRFQ
1206J1K00100FFR Image
  • Part#:1206J1K00100FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 1206
  • In Stock:76207
$0.466/pcsRFQ
0805Y1000100KFT Image
  • Part#:0805Y1000100KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 0805
  • In Stock:305717
$0.079/pcsRFQ
2220Y0250393JDR Image
  • Part#:2220Y0250393JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V X7R 2220
  • In Stock:25668
$1.255/pcsRFQ
2225Y2500184KXR Image
  • Part#:2225Y2500184KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 250V X7R 2225
  • In Stock:39055
$0.803/pcsRFQ
1808J0100183JCR Image
  • Part#:1808J0100183JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V C0G/NP0 1808
  • In Stock:101000
$0.221/pcsRFQ
1812Y5000154JET Image
  • Part#:1812Y5000154JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 500V X7R 1812
  • In Stock:47645
$0.727/pcsRFQ
1808J0250120JFR Image
  • Part#:1808J0250120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1808
  • In Stock:103162
$0.19/pcsRFQ
1210Y0166P80BFT Image
  • Part#:1210Y0166P80BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 16V C0G/NP0 1210
  • In Stock:58332
$0.557/pcsRFQ
1812J0630151GFR Image
  • Part#:1812J0630151GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1812
  • In Stock:56092
$0.675/pcsRFQ
1206J2500393MXR Image
  • Part#:1206J2500393MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 1206
  • In Stock:185238
$0.102/pcsRFQ
1808Y0500181JXT Image
  • Part#:1808Y0500181JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V X7R 1808
  • In Stock:182092
$0.13/pcsRFQ
1206Y0630181JFR Image
  • Part#:1206Y0630181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1206
  • In Stock:155004
$0.124/pcsRFQ
1210Y0630333MXT Image
  • Part#:1210Y0630333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1210
  • In Stock:146529
$0.148/pcsRFQ
1210Y0500151KAR Image
  • Part#:1210Y0500151KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 1210
  • In Stock:85003
$0.238/pcsRFQ
0805J0250101KCT Image
  • Part#:0805J0250101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 0805
  • In Stock:368388
$0.058/pcsRFQ
2220Y6300105KXTWS2 Image
  • Part#:2220Y6300105KXTWS2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 630V X7R 2220
  • In Stock:32498
$1.213/pcsRFQ
1210Y1000151GCR Image
  • Part#:1210Y1000151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 1210
  • In Stock:68044
$0.293/pcsRFQ
2225J3K00821MXT Image
  • Part#:2225J3K00821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 3KV X7R 2225
  • In Stock:57187
$0.597/pcsRFQ
1808Y5000152GCR Image
  • Part#:1808Y5000152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1808
  • In Stock:70336
$0.289/pcsRFQ
2220Y2000122KCT Image
  • Part#:2220Y2000122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 2220
  • In Stock:40120
$0.835/pcsRFQ
0805Y0253P90CCR Image
  • Part#:0805Y0253P90CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 25V C0G/NP0 0805
  • In Stock:279080
$0.086/pcsRFQ
0805J2500821MXT Image
  • Part#:0805J2500821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 0805
  • In Stock:295188
$0.064/pcsRFQ
0505J150P200DQT Image
  • Part#:0505J150P200DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.2PF 150V C0G/NP0 0505
  • In Stock:118331
$0.172/pcsRFQ
0505Y0630221JQT Image
  • Part#:0505Y0630221JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 0505
  • In Stock:108513
$0.2/pcsRFQ
2225Y0500820KCR Image
  • Part#:2225Y0500820KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 2225
  • In Stock:45013
$0.856/pcsRFQ
0805Y0160152JCT Image
  • Part#:0805Y0160152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 0805
  • In Stock:264453
$0.082/pcsRFQ
1825J6K00331JXT Image
  • Part#:1825J6K00331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 6KV X7R 1825
  • In Stock:88376
$0.391/pcsRFQ
1808Y6300473KXT Image
  • Part#:1808Y6300473KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 630V X7R 1808
  • In Stock:87955
$0.238/pcsRFQ
1808Y0256P80DCR Image
  • Part#:1808Y0256P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 25V C0G/NP0 1808
  • In Stock:176213
$0.135/pcsRFQ
0805J0100272JXT Image
  • Part#:0805J0100272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 10V X7R 0805
  • In Stock:318674
$0.072/pcsRFQ
0805J0630182KCR Image
  • Part#:0805J0630182KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 0805
  • In Stock:313797
$0.072/pcsRFQ
  • Part#:0603Y0250390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 0603
  • In Stock:256524
$0.089/pcsRFQ
1206Y2500121KDT Image
  • Part#:1206Y2500121KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V X7R 1206
  • In Stock:159925
$0.119/pcsRFQ
0805Y0100822JXR Image
  • Part#:0805Y0100822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V X7R 0805
  • In Stock:299148
$0.068/pcsRFQ
1812Y6K00100FCT Image
  • Part#:1812Y6K00100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 6KV C0G/NP0 1812
  • In Stock:41707
$0.721/pcsRFQ
0805Y5000560JFR Image
  • Part#:0805Y5000560JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 0805
  • In Stock:301858
$0.075/pcsRFQ
0603J2002P40BUT Image
  • Part#:0603J2002P40BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 200V C0G/NP0 0603
  • In Stock:149647
$0.137/pcsRFQ
2220Y0250390FCR Image
  • Part#:2220Y0250390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 2220
  • In Stock:13565
$2.813/pcsRFQ
1210Y0500470JAR Image
  • Part#:1210Y0500470JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1210
  • In Stock:88478
$0.248/pcsRFQ
1210J1000102JCT Image
  • Part#:1210J1000102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1210
  • In Stock:122957
$0.19/pcsRFQ
1206Y1K00122JET Image
  • Part#:1206Y1K00122JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1206
  • In Stock:129807
$0.155/pcsRFQ
1808J0160180KDT Image
  • Part#:1808J0160180KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V X7R 1808
  • In Stock:97564
$0.196/pcsRFQ
1210Y0160223MXT Image
  • Part#:1210Y0160223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 1210
  • In Stock:145834
$0.15/pcsRFQ
2225J2000561FFT Image
  • Part#:2225J2000561FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 2225
  • In Stock:6425
$5.3/pcsRFQ
1825Y0500333JXT Image
  • Part#:1825Y0500333JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1825
  • In Stock:39984
$0.979/pcsRFQ
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