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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

1808Y0630180FCR Image
  • Part#:1808Y0630180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 1808
  • In Stock:80777
$0.405/pcsRFQ
0603Y1000220JAR Image
  • Part#:0603Y1000220JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 0603
  • In Stock:277176
$0.074/pcsRFQ
2225J0250220JFR Image
  • Part#:2225J0250220JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 2225
  • In Stock:22853
$1.393/pcsRFQ
0805Y0630151KXR Image
  • Part#:0805Y0630151KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V X7R 0805
  • In Stock:414903
$0.049/pcsRFQ
1210J2K04P70CCT Image
  • Part#:1210J2K04P70CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 2KV C0G/NP0 1210
  • In Stock:87575
$0.248/pcsRFQ
1812J0100392JCR Image
  • Part#:1812J0100392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 10V C0G/NP0 1812
  • In Stock:79570
$0.262/pcsRFQ
1206J0160103FFR Image
  • Part#:1206J0160103FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V C0G/NP0 1206
  • In Stock:49760
$0.609/pcsRFQ
1825Y1K50391MXR Image
  • Part#:1825Y1K50391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.5KV X7R 1825
  • In Stock:64012
$0.522/pcsRFQ
1210J0500392JDR Image
  • Part#:1210J0500392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 1210
  • In Stock:77544
$0.262/pcsRFQ
0805Y2000822KXR Image
  • Part#:0805Y2000822KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V X7R 0805
  • In Stock:354083
$0.061/pcsRFQ
1210Y2500120JFR Image
  • Part#:1210Y2500120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1210
  • In Stock:86833
$0.257/pcsRFQ
2225J1K50390FCR Image
  • Part#:2225J1K50390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 2225
  • In Stock:16014
$2.174/pcsRFQ
2220J6K00180KCT Image
  • Part#:2220J6K00180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 6KV C0G/NP0 2220
  • In Stock:69423
$0.284/pcsRFQ
1210J6300331JAR Image
  • Part#:1210J6300331JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V C0G/NP0 1210
  • In Stock:116543
$0.195/pcsRFQ
1206Y2000273MET Image
  • Part#:1206Y2000273MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 200V X7R 1206
  • In Stock:178638
$0.131/pcsRFQ
2220J1000151KCT Image
  • Part#:2220J1000151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 2220
  • In Stock:48568
$0.68/pcsRFQ
0805J0250471KDR Image
  • Part#:0805J0250471KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V X7R 0805
  • In Stock:288872
$0.072/pcsRFQ
1808Y1000333KXR Image
  • Part#:1808Y1000333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 1808
  • In Stock:160573
$0.144/pcsRFQ
0805J5000330JQT Image
  • Part#:0805J5000330JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 0805
  • In Stock:125717
$0.179/pcsRFQ
1206J5000391GCT Image
  • Part#:1206J5000391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1206
  • In Stock:141387
$0.166/pcsRFQ
1410Y1000333MXTE03 Image
  • Part#:1410Y1000333MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 1410
  • In Stock:65560
$0.322/pcsRFQ
2225Y6300121FCR Image
  • Part#:2225Y6300121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 2225
  • In Stock:14173
$2.599/pcsRFQ
1206Y1000821MXR Image
  • Part#:1206Y1000821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V X7R 1206
  • In Stock:335998
$0.072/pcsRFQ
2220J2K50150GCR Image
  • Part#:2220J2K50150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2.5KV C0G/NP0 2220
  • In Stock:40569
$0.91/pcsRFQ
1210J0160821KCR Image
  • Part#:1210J0160821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 1210
  • In Stock:142911
$0.148/pcsRFQ
0805Y0160562KDR Image
  • Part#:0805Y0160562KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 0805
  • In Stock:295674
$0.079/pcsRFQ
2225Y1000821JCT Image
  • Part#:2225Y1000821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 2225
  • In Stock:32443
$0.993/pcsRFQ
2220J2000472JFR Image
  • Part#:2220J2000472JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 2220
  • In Stock:28886
$1.113/pcsRFQ
1206Y2503P90BCT Image
  • Part#:1206Y2503P90BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 1206
  • In Stock:83420
$0.245/pcsRFQ
1808Y2000153MXR Image
  • Part#:1808Y2000153MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 1808
  • In Stock:181258
$0.117/pcsRFQ
0805Y2000330FCT Image
  • Part#:0805Y2000330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 0805
  • In Stock:101940
$0.209/pcsRFQ
1812J1K50102FCR Image
  • Part#:1812J1K50102FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.5KV C0G 1812
  • In Stock:31123
$1/pcsRFQ
  • Part#:0805Y1006P80CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:182197
$0.106/pcsRFQ
1812Y0160104JXR Image
  • Part#:1812Y0160104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 1812
  • In Stock:62289
$0.356/pcsRFQ
  • Part#:0805Y0250822MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V X7R 0805
  • In Stock:386445
$0.062/pcsRFQ
1111J3000431GQT Image
  • Part#:1111J3000431GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 430PF 300V C0G/NP0 1111
  • In Stock:42889
$0.809/pcsRFQ
1825Y0160470GCT Image
  • Part#:1825Y0160470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 1825
  • In Stock:23813
$1.651/pcsRFQ
  • Part#:1210J5000332FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:65791
$0.566/pcsRFQ
0805Y0160120JCT Image
  • Part#:0805Y0160120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 0805
  • In Stock:330137
$0.059/pcsRFQ
1210J1000471GAT Image
  • Part#:1210J1000471GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1210
  • In Stock:75171
$0.436/pcsRFQ
1808Y6300222JCT Image
  • Part#:1808Y6300222JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V C0G/NP0 1808
  • In Stock:69397
$0.297/pcsRFQ
1206J0250154MDR Image
  • Part#:1206J0250154MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V X7R 1206
  • In Stock:147971
$0.135/pcsRFQ
1210Y5000180JFR Image
  • Part#:1210Y5000180JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1210
  • In Stock:120815
$0.183/pcsRFQ
1808J0630683KXT Image
  • Part#:1808J0630683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 1808
  • In Stock:172628
$0.138/pcsRFQ
1812Y1K00180GFT Image
  • Part#:1812Y1K00180GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1812
  • In Stock:49483
$0.761/pcsRFQ
2220J0160103MXT Image
  • Part#:2220J0160103MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 2220
  • In Stock:53360
$0.571/pcsRFQ
1825J2500180JCR Image
  • Part#:1825J2500180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1825
  • In Stock:40220
$0.822/pcsRFQ
2220J5000330FFT Image
  • Part#:2220J5000330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 2220
  • In Stock:12136
$3.027/pcsRFQ
1812J1K50562KXR Image
  • Part#:1812J1K50562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1.5KV X7R 1812
  • In Stock:82879
$0.253/pcsRFQ
1812Y2000151JFT Image
  • Part#:1812Y2000151JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1812
  • In Stock:80961
$0.47/pcsRFQ
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