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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

0805Y0630471MDR Image
  • Part#:0805Y0630471MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V X7R 0805
  • In Stock:275794
$0.071/pcsRFQ
1111Y2K01P30BQT Image
  • Part#:1111Y2K01P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 2000V C0G/NP0 1111
  • In Stock:81534
$0.293/pcsRFQ
1111Y5000441FQT Image
  • Part#:1111Y5000441FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 440PF 500V C0G/NP0 1111
  • In Stock:19859
$1.608/pcsRFQ
1812J2000822FFT Image
  • Part#:1812J2000822FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 1812
  • In Stock:16195
$1.898/pcsRFQ
1206Y0100393KCT Image
  • Part#:1206Y0100393KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 10V C0G/NP0 1206
  • In Stock:103425
$0.19/pcsRFQ
1206Y1K08P20BFT Image
  • Part#:1206Y1K08P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 1KV C0G/NP0 1206
  • In Stock:69409
$0.479/pcsRFQ
1206J0250334MDR Image
  • Part#:1206J0250334MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1206
  • In Stock:111479
$0.179/pcsRFQ
0805Y5000120GFR Image
  • Part#:0805Y5000120GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 0805
  • In Stock:172527
$0.13/pcsRFQ
0603Y1000560JCT Image
  • Part#:0603Y1000560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 0603
  • In Stock:457472
$0.052/pcsRFQ
0805J0160333KDR Image
  • Part#:0805J0160333KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 0805
  • In Stock:203745
$0.092/pcsRFQ
0603Y0630120JCT Image
  • Part#:0603Y0630120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 0603
  • In Stock:472804
$0.05/pcsRFQ
1210Y2000390KCR Image
  • Part#:1210Y2000390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 1210
  • In Stock:142065
$0.165/pcsRFQ
2220Y0160122GFR Image
  • Part#:2220Y0160122GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 2220
  • In Stock:15988
$1.968/pcsRFQ
1206Y1000182GFR Image
  • Part#:1206Y1000182GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 1206
  • In Stock:75122
$0.276/pcsRFQ
0805Y2500330FFR Image
  • Part#:0805Y2500330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0805
  • In Stock:67532
$0.283/pcsRFQ
1210Y1K00391JAT Image
  • Part#:1210Y1K00391JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 1210
  • In Stock:89263
$0.237/pcsRFQ
0603Y2000220GCT Image
  • Part#:0603Y2000220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 0603
  • In Stock:219120
$0.095/pcsRFQ
1808YA250820JCTSP Image
  • Part#:1808YA250820JCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1808
  • In Stock:80144
$0.25/pcsRFQ
1210Y0160682FFT Image
  • Part#:1210Y0160682FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 1210
  • In Stock:27544
$1.093/pcsRFQ
1111Y2501P00CQT Image
  • Part#:1111Y2501P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 250V C0G/NP0 1111
  • In Stock:74224
$0.283/pcsRFQ
1206Y0500391FAT Image
  • Part#:1206Y0500391FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 1206
  • In Stock:85853
$0.454/pcsRFQ
1812J0100101FCT Image
  • Part#:1812J0100101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 10V C0G/NP0 1812
  • In Stock:39453
$0.928/pcsRFQ
2225J2500680FCT Image
  • Part#:2225J2500680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 2225
  • In Stock:9834
$3.027/pcsRFQ
0805J0630472FCR Image
  • Part#:0805J0630472FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 0805
  • In Stock:76854
$0.302/pcsRFQ
1808J0630333JDR Image
  • Part#:1808J0630333JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1808
  • In Stock:85629
$0.239/pcsRFQ
1111J1K01P60CQT Image
  • Part#:1111J1K01P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 1KV C0G/NP0 1111
  • In Stock:65860
$0.292/pcsRFQ
2225Y2500183MXR Image
  • Part#:2225Y2500183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 2225
  • In Stock:41523
$0.723/pcsRFQ
0603Y2500152MDT Image
  • Part#:0603Y2500152MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V X7R 0603
  • In Stock:342385
$0.065/pcsRFQ
0805Y1000103MDT Image
  • Part#:0805Y1000103MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V X7R 0805
  • In Stock:279484
$0.085/pcsRFQ
2225J0250562JFT Image
  • Part#:2225J0250562JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 2225
  • In Stock:30699
$1.255/pcsRFQ
1808J0500153KCR Image
  • Part#:1808J0500153KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V C0G/NP0 1808
  • In Stock:108251
$0.183/pcsRFQ
1812J0500470GCR Image
  • Part#:1812J0500470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1812
  • In Stock:81255
$0.405/pcsRFQ
2220Y1000180FCT Image
  • Part#:2220Y1000180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 2220
  • In Stock:13447
$2.753/pcsRFQ
0805J5002P70CFR Image
  • Part#:0805J5002P70CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 500V C0G/NP0 0805
  • In Stock:166001
$0.124/pcsRFQ
2220J1K50332KXR Image
  • Part#:2220J1K50332KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.5KV X7R 2220
  • In Stock:64498
$0.488/pcsRFQ
1111Y2000180JQT Image
  • Part#:1111Y2000180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1111
  • In Stock:61536
$0.342/pcsRFQ
1808J2000271FCT Image
  • Part#:1808J2000271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1808
  • In Stock:87711
$0.412/pcsRFQ
0603J5001P50DCT Image
  • Part#:0603J5001P50DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 500V C0G/NP0 0603
  • In Stock:391717
$0.049/pcsRFQ
2220J1K00103MDR Image
  • Part#:2220J1K00103MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1KV X7R 2220
  • In Stock:49173
$0.627/pcsRFQ
2225J1000270KCR Image
  • Part#:2225J1000270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 2225
  • In Stock:42501
$0.735/pcsRFQ
1808Y0160330GCT Image
  • Part#:1808Y0160330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1808
  • In Stock:104435
$0.201/pcsRFQ
0603Y0630273JET Image
  • Part#:0603Y0630273JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 0603
  • In Stock:234924
$0.099/pcsRFQ
0805Y5000271KAR Image
  • Part#:0805Y5000271KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 0805
  • In Stock:250991
$0.079/pcsRFQ
1825J2500105JXR Image
  • Part#:1825J2500105JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 250V X7R 1825
  • In Stock:25544
$1.432/pcsRFQ
1210J0250682KXR Image
  • Part#:1210J0250682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 1210
  • In Stock:146891
$0.144/pcsRFQ
1825Y3K00820FCT Image
  • Part#:1825Y3K00820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 3KV C0G/NP0 1825
  • In Stock:13762
$2.406/pcsRFQ
1825Y0100681GCT Image
  • Part#:1825Y0100681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 1825
  • In Stock:23194
$1.539/pcsRFQ
2220J2000682JCT Image
  • Part#:2220J2000682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V C0G/NP0 2220
  • In Stock:49481
$0.794/pcsRFQ
1812Y0160563JDR Image
  • Part#:1812Y0160563JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V X7R 1812
  • In Stock:77405
$0.495/pcsRFQ
1206Y0160683JDR Image
  • Part#:1206Y0160683JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1206
  • In Stock:124530
$0.152/pcsRFQ
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