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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

1825J1K20222KXT Image
  • Part#:1825J1K20222KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.2KV X7R 1825
  • In Stock:57446
$0.564/pcsRFQ
2220J0250473FFT Image
  • Part#:2220J0250473FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V C0G/NP0 2220
  • In Stock:6221
$5.335/pcsRFQ
0603J0630390KAR Image
  • Part#:0603J0630390KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 0603
  • In Stock:320532
$0.068/pcsRFQ
  • Part#:0805Y5002P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0805
  • In Stock:155652
$0.144/pcsRFQ
1111Y2000180GQT Image
  • Part#:1111Y2000180GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1111
  • In Stock:63470
$0.614/pcsRFQ
2225Y0500473KDT Image
  • Part#:2225Y0500473KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 2225
  • In Stock:27803
$1.124/pcsRFQ
1210J2000471JFR Image
  • Part#:1210J2000471JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1210
  • In Stock:81814
$0.246/pcsRFQ
1210Y1K55P60BCT Image
  • Part#:1210Y1K55P60BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1.5KV C0G/NP0 1210
  • In Stock:80544
$0.421/pcsRFQ
1210J0500470GAT Image
  • Part#:1210J0500470GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1210
  • In Stock:70057
$0.433/pcsRFQ
2225J2500100GCT Image
  • Part#:2225J2500100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 2225
  • In Stock:23749
$1.515/pcsRFQ
1808YA250561JCTSP Image
  • Part#:1808YA250561JCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1808
  • In Stock:77398
$0.311/pcsRFQ
2225Y6300120FCR Image
  • Part#:2225Y6300120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 630V C0G/NP0 2225
  • In Stock:14134
$2.622/pcsRFQ
1206J0630560GFT Image
  • Part#:1206J0630560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 1206
  • In Stock:131769
$0.17/pcsRFQ
1206Y2000821MER Image
  • Part#:1206Y2000821MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V X7R 1206
  • In Stock:199012
$0.107/pcsRFQ
2220Y1K20102KCT Image
  • Part#:2220Y1K20102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.2KV C0G 2220
  • In Stock:42224
$0.781/pcsRFQ
1808Y0500821KCR Image
  • Part#:1808Y0500821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1808
  • In Stock:171242
$0.119/pcsRFQ
2220Y1K00183MXT Image
  • Part#:2220Y1K00183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 1KV X7R 2220
  • In Stock:65108
$0.536/pcsRFQ
1812J1000471JFR Image
  • Part#:1812J1000471JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1812
  • In Stock:85988
$0.382/pcsRFQ
0805J1000122KDR Image
  • Part#:0805J1000122KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V X7R 0805
  • In Stock:243335
$0.08/pcsRFQ
1808Y2500332KXR Image
  • Part#:1808Y2500332KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V X7R 1808
  • In Stock:177481
$0.116/pcsRFQ
1808Y0250333JDR Image
  • Part#:1808Y0250333JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V X7R 1808
  • In Stock:82956
$0.245/pcsRFQ
1206Y0160823KDT Image
  • Part#:1206Y0160823KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 1206
  • In Stock:163354
$0.129/pcsRFQ
1808J2000471KFR Image
  • Part#:1808J2000471KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 1808
  • In Stock:110700
$0.172/pcsRFQ
2220Y0160222KFT Image
  • Part#:2220Y0160222KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 2220
  • In Stock:27894
$1.122/pcsRFQ
1812Y2000150JAR Image
  • Part#:1812Y2000150JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1812
  • In Stock:64861
$0.51/pcsRFQ
1210Y2K00390KCR Image
  • Part#:1210Y2K00390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2KV C0G/NP0 1210
  • In Stock:180001
$0.13/pcsRFQ
2220Y5000180JCT Image
  • Part#:2220Y5000180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 2220
  • In Stock:54020
$0.6/pcsRFQ
0805J2000241JUT Image
  • Part#:0805J2000241JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 240PF 200V C0G/NP0 0805
  • In Stock:68739
$0.278/pcsRFQ
1206Y1K03P90CFT Image
  • Part#:1206Y1K03P90CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1KV C0G/NP0 1206
  • In Stock:100446
$0.224/pcsRFQ
0805Y1000471KXT Image
  • Part#:0805Y1000471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V X7R 0805
  • In Stock:278543
$0.083/pcsRFQ
1206Y1K00391JCT Image
  • Part#:1206Y1K00391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 1206
  • In Stock:188352
$0.108/pcsRFQ
1111J2K05P10BQT Image
  • Part#:1111J2K05P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 2KV C0G/NP0 1111
  • In Stock:62537
$0.608/pcsRFQ
2220J0160332KCR Image
  • Part#:2220J0160332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 2220
  • In Stock:57055
$0.642/pcsRFQ
1808Y1000152GFT Image
  • Part#:1808Y1000152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1808
  • In Stock:82637
$0.391/pcsRFQ
1206J0630681JCT Image
  • Part#:1206J0630681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 1206
  • In Stock:212631
$0.094/pcsRFQ
1808Y0250151KCT Image
  • Part#:1808Y0250151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1808
  • In Stock:187498
$0.125/pcsRFQ
1812Y0500122GFT Image
  • Part#:1812Y0500122GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1812
  • In Stock:47210
$0.794/pcsRFQ
1206Y6300150KAR Image
  • Part#:1206Y6300150KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 630V C0G/NP0 1206
  • In Stock:194928
$0.112/pcsRFQ
1825J0100183JCR Image
  • Part#:1825J0100183JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V C0G/NP0 1825
  • In Stock:45587
$0.839/pcsRFQ
0505J200P400CQT Image
  • Part#:0505J200P400CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 200V C0G/NP0 0505
  • In Stock:137316
$0.171/pcsRFQ
1825Y5000103KXT Image
  • Part#:1825Y5000103KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V X7R 1825
  • In Stock:57506
$0.624/pcsRFQ
2225Y0500180GFT Image
  • Part#:2225Y0500180GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 2225
  • In Stock:13413
$2.399/pcsRFQ
1808J0160102KXT Image
  • Part#:1808J0160102KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V X7R 1808
  • In Stock:187883
$0.127/pcsRFQ
1206Y0250821JCT Image
  • Part#:1206Y0250821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 1206
  • In Stock:241509
$0.1/pcsRFQ
0805Y2000510FQT Image
  • Part#:0805Y2000510FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 200V C0G/NP0 0805
  • In Stock:60886
$0.61/pcsRFQ
1808Y2500681GCT Image
  • Part#:1808Y2500681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1808
  • In Stock:91002
$0.226/pcsRFQ
1210J2000332JFT Image
  • Part#:1210J2000332JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 1210
  • In Stock:69512
$0.346/pcsRFQ
0505Y0500131KQT Image
  • Part#:0505Y0500131KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 50V C0G/NP0 0505
  • In Stock:106968
$0.191/pcsRFQ
  • Part#:1825J0250224GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:13820
$2.792/pcsRFQ
0603Y0633P90CCR Image
  • Part#:0603Y0633P90CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 0603
  • In Stock:259862
$0.074/pcsRFQ
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