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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

1812Y6300153JXT Image
  • Part#:1812Y6300153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 630V X7R 1812
  • In Stock:80943
$0.397/pcsRFQ
2220Y3K00120KCT Image
  • Part#:2220Y3K00120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 3KV C0G/NP0 2220
  • In Stock:55131
$0.628/pcsRFQ
0805J0500182KXT Image
  • Part#:0805J0500182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V X7R 0805
  • In Stock:443380
$0.054/pcsRFQ
1812Y1K00102GFR Image
  • Part#:1812Y1K00102GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV C0G/NP0 1812
  • In Stock:42511
$0.808/pcsRFQ
1206Y1K00390GCT Image
  • Part#:1206Y1K00390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1206
  • In Stock:130357
$0.179/pcsRFQ
1812J0500820JFR Image
  • Part#:1812J0500820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1812
  • In Stock:97976
$0.391/pcsRFQ
1812J3K00181JCR Image
  • Part#:1812J3K00181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 3KV C0G/NP0 1812
  • In Stock:82384
$0.273/pcsRFQ
1812J2K50271JXT Image
  • Part#:1812J2K50271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2.5KV X7R 1812
  • In Stock:77615
$0.293/pcsRFQ
  • Part#:1825J2000122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:48423
$0.739/pcsRFQ
2225J0500105MDT Image
  • Part#:2225J0500105MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 50V X7R 2225
  • In Stock:32452
$1.204/pcsRFQ
2220J0250682KCR Image
  • Part#:2220J0250682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 2220
  • In Stock:55800
$0.636/pcsRFQ
1210Y2504P70CCR Image
  • Part#:1210Y2504P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1210
  • In Stock:89361
$0.255/pcsRFQ
2225J0630560KFT Image
  • Part#:2225J0630560KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 2225
  • In Stock:32502
$1.139/pcsRFQ
1825Y2000821JCR Image
  • Part#:1825Y2000821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1825
  • In Stock:39055
$0.893/pcsRFQ
  • Part#:1812Y2500682FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V C0G/NP0 1812
  • In Stock:17847
$1.718/pcsRFQ
2225J2000682GFR Image
  • Part#:2225J2000682GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V C0G/NP0 2225
  • In Stock:10512
$2.833/pcsRFQ
1210J2500181KFR Image
  • Part#:1210J2500181KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 1210
  • In Stock:88685
$0.24/pcsRFQ
1808Y1K00390KCT Image
  • Part#:1808Y1K00390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1808
  • In Stock:149288
$0.156/pcsRFQ
1812J5000221GAR Image
  • Part#:1812J5000221GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1812
  • In Stock:65515
$0.48/pcsRFQ
1210J0160121FCT Image
  • Part#:1210J0160121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1210
  • In Stock:68885
$0.568/pcsRFQ
0603Y200P560DFT Image
  • Part#:0603Y200P560DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 200V C0G/NP0 0603
  • In Stock:247752
$0.077/pcsRFQ
2220J0160471JCT Image
  • Part#:2220J0160471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 2220
  • In Stock:51237
$0.689/pcsRFQ
0805Y2000820GFR Image
  • Part#:0805Y2000820GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 0805
  • In Stock:160378
$0.143/pcsRFQ
0603Y0638P20CAR Image
  • Part#:0603Y0638P20CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 0603
  • In Stock:226880
$0.104/pcsRFQ
2225J0500104KDR Image
  • Part#:2225J0500104KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V X7R 2225
  • In Stock:34588
$0.976/pcsRFQ
1808Y0250331MDT Image
  • Part#:1808Y0250331MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V X7R 1808
  • In Stock:123529
$0.18/pcsRFQ
1825Y0160393FCR Image
  • Part#:1825Y0160393FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V C0G/NP0 1825
  • In Stock:9164
$3.637/pcsRFQ
1206Y0160182GCT Image
  • Part#:1206Y0160182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 1206
  • In Stock:106161
$0.177/pcsRFQ
0805J0250121KFR Image
  • Part#:0805J0250121KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 0805
  • In Stock:280146
$0.077/pcsRFQ
2225J1K00470GCT Image
  • Part#:2225J1K00470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 2225
  • In Stock:29921
$1.096/pcsRFQ
2225J1K00152KXT Image
  • Part#:2225J1K00152KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV X7R 2225
  • In Stock:65770
$0.592/pcsRFQ
1812J1K50221MXT Image
  • Part#:1812J1K50221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV X7R 1812
  • In Stock:75045
$0.272/pcsRFQ
1825Y1K20120JCR Image
  • Part#:1825Y1K20120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.2KV C0G/NP0 1825
  • In Stock:51635
$0.585/pcsRFQ
2225Y5K00331JCT Image
  • Part#:2225Y5K00331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 5KV C0G/NP0 2225
  • In Stock:56006
$0.537/pcsRFQ
0805J3002P20DQT Image
  • Part#:0805J3002P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 300V C0G/NP0 0805
  • In Stock:135732
$0.153/pcsRFQ
1206Y6300223KST Image
  • Part#:1206Y6300223KST
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 630V X7R 1206
  • In Stock:194060
$0.122/pcsRFQ
0603Y3002P10DQT Image
  • Part#:0603Y3002P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 300V C0G/NP0 0603
  • In Stock:253892
$0.091/pcsRFQ
0805Y2000680KAR Image
  • Part#:0805Y2000680KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 0805
  • In Stock:293603
$0.079/pcsRFQ
1812Y0250682JFR Image
  • Part#:1812Y0250682JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1812
  • In Stock:66890
$0.482/pcsRFQ
2220Y1000152KCT Image
  • Part#:2220Y1000152KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 2220
  • In Stock:47273
$0.759/pcsRFQ
1808Y0630471MDR Image
  • Part#:1808Y0630471MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V X7R 1808
  • In Stock:107077
$0.192/pcsRFQ
1206J1K00360JQT Image
  • Part#:1206J1K00360JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 1KV C0G/NP0 1206
  • In Stock:93551
$0.2/pcsRFQ
1812Y0500153JAT Image
  • Part#:1812Y0500153JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .015UF 50V C0G/NP0 1812
  • In Stock:63132
$0.593/pcsRFQ
2225Y2000683MXT Image
  • Part#:2225Y2000683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 200V X7R 2225
  • In Stock:52094
$0.752/pcsRFQ
1825Y0500393KCR Image
  • Part#:1825Y0500393KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V C0G/NP0 1825
  • In Stock:39100
$0.989/pcsRFQ
1206J1000222FCR Image
  • Part#:1206J1000222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1206
  • In Stock:78542
$0.397/pcsRFQ
2220Y5000333MXT Image
  • Part#:2220Y5000333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 500V X7R 2220
  • In Stock:61004
$0.496/pcsRFQ
1210Y2500472JCR Image
  • Part#:1210Y2500472JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 1210
  • In Stock:90456
$0.252/pcsRFQ
1808J1K00560GCT Image
  • Part#:1808J1K00560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1808
  • In Stock:82062
$0.251/pcsRFQ
1812Y0250273JXT Image
  • Part#:1812Y0250273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 1812
  • In Stock:85591
$0.36/pcsRFQ
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