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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

0603Y0500473KXR Image
  • Part#:0603Y0500473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 0603
  • In Stock:357963
$0.054/pcsRFQ
1812Y0500683KDT Image
  • Part#:1812Y0500683KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V X7R 1812
  • In Stock:80755
$0.43/pcsRFQ
2220J0500275MXR Image
  • Part#:2220J0500275MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 50V X7R 2220
  • In Stock:27586
$1.114/pcsRFQ
  • Part#:0805Y1000181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 0805
  • In Stock:298548
$0.072/pcsRFQ
1210J5000102JFR Image
  • Part#:1210J5000102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1210
  • In Stock:98535
$0.2/pcsRFQ
1111J1500431GQT Image
  • Part#:1111J1500431GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 430PF 150V C0G/NP0 1111
  • In Stock:54770
$0.67/pcsRFQ
0603J5000821KXT Image
  • Part#:0603J5000821KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V X7R 0603
  • In Stock:477507
$0.05/pcsRFQ
1210Y2000820KAR Image
  • Part#:1210Y2000820KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1210
  • In Stock:90215
$0.251/pcsRFQ
  • Part#:0805Y2500750FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0805
  • In Stock:59769
$0.557/pcsRFQ
1210J6300471GAR Image
  • Part#:1210J6300471GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1210
  • In Stock:70111
$0.337/pcsRFQ
0603J1000150GCT Image
  • Part#:0603J1000150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 0603
  • In Stock:232669
$0.086/pcsRFQ
1812Y1000150JFR Image
  • Part#:1812Y1000150JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1812
  • In Stock:65991
$0.511/pcsRFQ
2225J6300222KCT Image
  • Part#:2225J6300222KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V C0G/NP0 2225
  • In Stock:42537
$0.727/pcsRFQ
1808J1K50272MXT Image
  • Part#:1808J1K50272MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1.5KV X7R 1808
  • In Stock:143659
$0.147/pcsRFQ
1210J0500183KAR Image
  • Part#:1210J0500183KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 1210
  • In Stock:97755
$0.37/pcsRFQ
1206J5000102KDR Image
  • Part#:1206J5000102KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V X7R 1206
  • In Stock:197602
$0.095/pcsRFQ
1825Y2500390KCR Image
  • Part#:1825Y2500390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1825
  • In Stock:41011
$0.878/pcsRFQ
1206Y6301P00BAR Image
  • Part#:1206Y6301P00BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 630V C0G/NP0 1206
  • In Stock:72640
$0.428/pcsRFQ
1206J6300430KQT Image
  • Part#:1206J6300430KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 630V C0G/NP0 1206
  • In Stock:120993
$0.186/pcsRFQ
2220J6K00182KXT Image
  • Part#:2220J6K00182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 6KV X7R 2220
  • In Stock:101082
$0.371/pcsRFQ
0805J0160101GFT Image
  • Part#:0805J0160101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 0805
  • In Stock:144175
$0.146/pcsRFQ
2220J0630270JCT Image
  • Part#:2220J0630270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 2220
  • In Stock:47865
$0.733/pcsRFQ
2225J3K00560FCT Image
  • Part#:2225J3K00560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 3KV C0G/NP0 2225
  • In Stock:19468
$1.898/pcsRFQ
1812J5000470JDT Image
  • Part#:1812J5000470JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V X7R 1812
  • In Stock:103397
$0.377/pcsRFQ
0505J2000151KQT Image
  • Part#:0505J2000151KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 0505
  • In Stock:75930
$0.288/pcsRFQ
1206J2000822JDT Image
  • Part#:1206J2000822JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V X7R 1206
  • In Stock:147867
$0.142/pcsRFQ
1808Y1005P60DCR Image
  • Part#:1808Y1005P60DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 100V C0G/NP0 1808
  • In Stock:138461
$0.15/pcsRFQ
1206J0500511JQT Image
  • Part#:1206J0500511JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 510PF 50V C0G/NP0 1206
  • In Stock:68281
$0.304/pcsRFQ
1206J0160274JXT Image
  • Part#:1206J0160274JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 1206
  • In Stock:136777
$0.15/pcsRFQ
0805J0160153MDR Image
  • Part#:0805J0160153MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 0805
  • In Stock:219827
$0.087/pcsRFQ
0603J2503P00BUT Image
  • Part#:0603J2503P00BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 250V C0G/NP0 0603
  • In Stock:151183
$0.156/pcsRFQ
0505Y0630181GQT Image
  • Part#:0505Y0630181GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 0505
  • In Stock:58321
$0.342/pcsRFQ
1206J0630682FCR Image
  • Part#:1206J0630682FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1206
  • In Stock:75762
$0.433/pcsRFQ
2225Y6300122JXR Image
  • Part#:2225Y6300122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V X7R 2225
  • In Stock:34619
$0.993/pcsRFQ
2220Y0500102JFR Image
  • Part#:2220Y0500102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 2220
  • In Stock:33698
$1.137/pcsRFQ
0805Y2003P90DUT Image
  • Part#:0805Y2003P90DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 0805
  • In Stock:125600
$0.168/pcsRFQ
1210J0160150JCR Image
  • Part#:1210J0160150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 1210
  • In Stock:122789
$0.16/pcsRFQ
1812Y2500223MXT Image
  • Part#:1812Y2500223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V X7R 1812
  • In Stock:77204
$0.309/pcsRFQ
2225J2500390FCR Image
  • Part#:2225J2500390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 2225
  • In Stock:12692
$2.993/pcsRFQ
1812Y0160335MDR Image
  • Part#:1812Y0160335MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 16V X7R 1812
  • In Stock:33831
$0.95/pcsRFQ
1825Y2K00102KCR Image
  • Part#:1825Y2K00102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV C0G/NP0 1825
  • In Stock:41399
$0.881/pcsRFQ
1210Y0630183KAR Image
  • Part#:1210Y0630183KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1210
  • In Stock:94317
$0.389/pcsRFQ
1812Y2000331FFR Image
  • Part#:1812Y2000331FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 1812
  • In Stock:19985
$1.656/pcsRFQ
2225Y0100564JXR Image
  • Part#:2225Y0100564JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 10V X7R 2225
  • In Stock:29704
$1.121/pcsRFQ
1210Y1K50150JCR Image
  • Part#:1210Y1K50150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1.5KV C0G/NP0 1210
  • In Stock:174322
$0.133/pcsRFQ
0805Y2500471GFR Image
  • Part#:0805Y2500471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 0805
  • In Stock:105859
$0.183/pcsRFQ
1808Y6300472JXR Image
  • Part#:1808Y6300472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 630V X7R 1808
  • In Stock:71942
$0.271/pcsRFQ
2225J1K00472KCR Image
  • Part#:2225J1K00472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1KV C0G/NP0 2225
  • In Stock:27487
$1.269/pcsRFQ
1206Y0630472KXR Image
  • Part#:1206Y0630472KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V X7R 1206
  • In Stock:269399
$0.075/pcsRFQ
1812J0100124GCR Image
  • Part#:1812J0100124GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 10V C0G/NP0 1812
  • In Stock:23170
$1.368/pcsRFQ
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