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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

1808J5000391JDT Image
  • Part#:1808J5000391JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 1808
  • In Stock:80703
$0.293/pcsRFQ
  • Part#:2225J0160680JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:25362
$1.265/pcsRFQ
1812Y1K00154MJTWS2 Image
  • Part#:1812Y1K00154MJTWS2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 1KV X7R 1812
  • In Stock:99160
$0.358/pcsRFQ
1206J1000221FFT Image
  • Part#:1206J1000221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1206
  • In Stock:83111
$0.432/pcsRFQ
0603Y0630331KDR Image
  • Part#:0603Y0630331KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V X7R 0603
  • In Stock:372205
$0.062/pcsRFQ
1210Y1K00822JXT Image
  • Part#:1210Y1K00822JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 1210
  • In Stock:98591
$0.208/pcsRFQ
1206J0160221JFT Image
  • Part#:1206J0160221JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1206
  • In Stock:163660
$0.129/pcsRFQ
2220J6K00470KCR Image
  • Part#:2220J6K00470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 2220
  • In Stock:70694
$0.268/pcsRFQ
1812J0160684KDR Image
  • Part#:1812J0160684KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 16V X7R 1812
  • In Stock:72219
$0.507/pcsRFQ
1210Y1000122JCR Image
  • Part#:1210Y1000122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1210
  • In Stock:114729
$0.179/pcsRFQ
1808J0100823JCT Image
  • Part#:1808J0100823JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V C0G/NP0 1808
  • In Stock:75893
$0.398/pcsRFQ
2220Y2500124KXT Image
  • Part#:2220Y2500124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 250V X7R 2220
  • In Stock:40843
$0.745/pcsRFQ
1210J0630472FFT Image
  • Part#:1210J0630472FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 1210
  • In Stock:37027
$0.92/pcsRFQ
2225J4K00121FCR Image
  • Part#:2225J4K00121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 4KV C0G/NP0 2225
  • In Stock:15752
$1.888/pcsRFQ
0805J5000680JCR Image
  • Part#:0805J5000680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 0805
  • In Stock:443962
$0.048/pcsRFQ
0805J0250122KDT Image
  • Part#:0805J0250122KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V X7R 0805
  • In Stock:292237
$0.078/pcsRFQ
1206J0630121JCT Image
  • Part#:1206J0630121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1206
  • In Stock:243528
$0.086/pcsRFQ
1808J5000681FFT Image
  • Part#:1808J5000681FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V C0G/NP0 1808
  • In Stock:52933
$0.662/pcsRFQ
2225Y5000153JDT Image
  • Part#:2225Y5000153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 2225
  • In Stock:32796
$1.205/pcsRFQ
1812Y5000472MDT Image
  • Part#:1812Y5000472MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V X7R 1812
  • In Stock:76462
$0.413/pcsRFQ
0603J2000122MDR Image
  • Part#:0603J2000122MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V X7R 0603
  • In Stock:345630
$0.06/pcsRFQ
1206Y0630101MDT Image
  • Part#:1206Y0630101MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V X7R 1206
  • In Stock:182599
$0.109/pcsRFQ
0805Y0500391JXR Image
  • Part#:0805Y0500391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V X7R 0805
  • In Stock:314275
$0.061/pcsRFQ
1808Y2500682JCT Image
  • Part#:1808Y2500682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V C0G/NP0 1808
  • In Stock:81471
$0.295/pcsRFQ
1808Y1000103GCT Image
  • Part#:1808Y1000103GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V C0G 1808
  • In Stock:79707
$0.38/pcsRFQ
1210J2000150KFT Image
  • Part#:1210J2000150KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1210
  • In Stock:89627
$0.256/pcsRFQ
2220J2000390JCR Image
  • Part#:2220J2000390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 2220
  • In Stock:49967
$0.759/pcsRFQ
1812J0100680JCT Image
  • Part#:1812J0100680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 1812
  • In Stock:76280
$0.284/pcsRFQ
1206J0160471JDT Image
  • Part#:1206J0160471JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V X7R 1206
  • In Stock:174495
$0.137/pcsRFQ
  • Part#:2220Y1K00331JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1000V X7R 2220
  • In Stock:36022
$0.851/pcsRFQ
2225J0160181GCT Image
  • Part#:2225J0160181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 2225
  • In Stock:23636
$1.631/pcsRFQ
2225J0630680FFR Image
  • Part#:2225J0630680FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 2225
  • In Stock:9250
$4.193/pcsRFQ
2225J0500562KFR Image
  • Part#:2225J0500562KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 2225
  • In Stock:26191
$1.22/pcsRFQ
1206J2508P20BCR Image
  • Part#:1206J2508P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 250V C0G/NP0 1206
  • In Stock:86093
$0.222/pcsRFQ
2225J0250104FCR Image
  • Part#:2225J0250104FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V C0G/NP0 2225
  • In Stock:7147
$4.484/pcsRFQ
1206Y0630331KDR Image
  • Part#:1206Y0630331KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V X7R 1206
  • In Stock:180160
$0.108/pcsRFQ
1812J5K00471MXT Image
  • Part#:1812J5K00471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 5KV X7R 1812
  • In Stock:77843
$0.271/pcsRFQ
0805J0250331JXT Image
  • Part#:0805J0250331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V X7R 0805
  • In Stock:334511
$0.065/pcsRFQ
0603Y025P820BCT Image
  • Part#:0603Y025P820BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 25V C0G/NP0 0603
  • In Stock:188097
$0.123/pcsRFQ
2225J0630104FFR Image
  • Part#:2225J0630104FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V C0G/NP0 2225
  • In Stock:4084
$7.899/pcsRFQ
2220Y0630390JFT Image
  • Part#:2220Y0630390JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 2220
  • In Stock:24745
$1.211/pcsRFQ
1206Y1000102JXT Image
  • Part#:1206Y1000102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V X7R 1206
  • In Stock:198227
$0.097/pcsRFQ
1808Y0160821MXR Image
  • Part#:1808Y0160821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V X7R 1808
  • In Stock:200264
$0.118/pcsRFQ
2220Y1000103JDT Image
  • Part#:2220Y1000103JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V X7R 2220
  • In Stock:30582
$1.273/pcsRFQ
1206J2500222KXR Image
  • Part#:1206J2500222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V X7R 1206
  • In Stock:315157
$0.077/pcsRFQ
1206Y0500272KAR Image
  • Part#:1206Y0500272KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 1206
  • In Stock:154464
$0.14/pcsRFQ
2220J2500183KDT Image
  • Part#:2220J2500183KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 2220
  • In Stock:41004
$0.887/pcsRFQ
1808Y6K04P70DCR Image
  • Part#:1808Y6K04P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 6KV C0G/NP0 1808
  • In Stock:128781
$0.179/pcsRFQ
  • Part#:0805Y1000151JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:280208
$0.073/pcsRFQ
0603Y0505P60CFR Image
  • Part#:0603Y0505P60CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 0603
  • In Stock:204921
$0.104/pcsRFQ
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