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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

0603J2000470JQT Image
  • Part#:0603J2000470JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 0603
  • In Stock:156907
$0.125/pcsRFQ
1812J2500184KXR Image
  • Part#:1812J2500184KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 250V X7R 1812
  • In Stock:54567
$0.355/pcsRFQ
1808YA250180GCTSY2 Image
  • Part#:1808YA250180GCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1808
  • In Stock:58499
$0.54/pcsRFQ
1812J1000223FAR Image
  • Part#:1812J1000223FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .022UF 100V C0G/NP0 1812
  • In Stock:13599
$2.451/pcsRFQ
1206Y0254P70BFT Image
  • Part#:1206Y0254P70BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 25V C0G/NP0 1206
  • In Stock:100546
$0.375/pcsRFQ
1206Y5000121JAR Image
  • Part#:1206Y5000121JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1206
  • In Stock:165455
$0.131/pcsRFQ
1206Y2006P80CAR Image
  • Part#:1206Y2006P80CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 200V C0G/NP0 1206
  • In Stock:136438
$0.159/pcsRFQ
1808YA250100KCTSY2 Image
  • Part#:1808YA250100KCTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1808
  • In Stock:84272
$0.264/pcsRFQ
1808J2000181FFT Image
  • Part#:1808J2000181FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1808
  • In Stock:61284
$0.594/pcsRFQ
1808Y1000182MXR Image
  • Part#:1808Y1000182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V X7R 1808
  • In Stock:193220
$0.113/pcsRFQ
2225Y2000472KCR Image
  • Part#:2225Y2000472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 2225
  • In Stock:37011
$1.053/pcsRFQ
2220J5000821GCT Image
  • Part#:2220J5000821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 2220
  • In Stock:35768
$0.878/pcsRFQ
2220Y6K00330FCR Image
  • Part#:2220Y6K00330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 6KV C0G/NP0 2220
  • In Stock:24524
$1.439/pcsRFQ
1808J2500332GFR Image
  • Part#:1808J2500332GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 1808
  • In Stock:74656
$0.513/pcsRFQ
1111J1K00180JQT Image
  • Part#:1111J1K00180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1111
  • In Stock:84164
$0.368/pcsRFQ
0805J2001P80DFR Image
  • Part#:0805J2001P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 200V C0G/NP0 0805
  • In Stock:294885
$0.08/pcsRFQ
1206J0500223JDT Image
  • Part#:1206J0500223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1206
  • In Stock:142016
$0.142/pcsRFQ
1812J0630223JDT Image
  • Part#:1812J0630223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 1812
  • In Stock:68043
$0.458/pcsRFQ
1210J1000182MXT Image
  • Part#:1210J1000182MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V X7R 1210
  • In Stock:158295
$0.146/pcsRFQ
1210J2000182MXR Image
  • Part#:1210J2000182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V X7R 1210
  • In Stock:154110
$0.144/pcsRFQ
2225J0250680JFT Image
  • Part#:2225J0250680JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 2225
  • In Stock:27508
$1.416/pcsRFQ
1206Y2500682KXR Image
  • Part#:1206Y2500682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 1206
  • In Stock:282052
$0.076/pcsRFQ
2225J5000152GCR Image
  • Part#:2225J5000152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 2225
  • In Stock:30006
$1.267/pcsRFQ
2225J1000822KCT Image
  • Part#:2225J1000822KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 2225
  • In Stock:44652
$0.815/pcsRFQ
1812Y6K00220GCT Image
  • Part#:1812Y6K00220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 6KV C0G/NP0 1812
  • In Stock:97497
$0.384/pcsRFQ
1206J0250183JCR Image
  • Part#:1206J0250183JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 1206
  • In Stock:110565
$0.193/pcsRFQ
0805Y0160821KFT Image
  • Part#:0805Y0160821KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 0805
  • In Stock:261816
$0.088/pcsRFQ
2220J2500101KCR Image
  • Part#:2220J2500101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2220
  • In Stock:41735
$0.724/pcsRFQ
1206J2500122KDT Image
  • Part#:1206J2500122KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V X7R 1206
  • In Stock:174555
$0.117/pcsRFQ
1206J2000122KCR Image
  • Part#:1206J2000122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 1206
  • In Stock:176592
$0.107/pcsRFQ
1210J1000271GFT Image
  • Part#:1210J1000271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1210
  • In Stock:82445
$0.431/pcsRFQ
1206Y6300272KXT Image
  • Part#:1206Y6300272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V X7R 1206
  • In Stock:232771
$0.086/pcsRFQ
0805J0500390KAT Image
  • Part#:0805J0500390KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 0805
  • In Stock:263729
$0.081/pcsRFQ
1206J1K01P00CCT Image
  • Part#:1206J1K01P00CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1KV C0G/NP0 1206
  • In Stock:129297
$0.149/pcsRFQ
1210J2000272JCR Image
  • Part#:1210J2000272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 1210
  • In Stock:116509
$0.207/pcsRFQ
1210Y0160103MXR Image
  • Part#:1210Y0160103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 1210
  • In Stock:148686
$0.141/pcsRFQ
1812Y0250682JCT Image
  • Part#:1812Y0250682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1812
  • In Stock:56408
$0.348/pcsRFQ
1210J6300471MXT Image
  • Part#:1210J6300471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V X7R 1210
  • In Stock:178579
$0.115/pcsRFQ
0805J500P400CQT Image
  • Part#:0805J500P400CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 500V C0G/NP0 0805
  • In Stock:145384
$0.163/pcsRFQ
1812J0250151GCT Image
  • Part#:1812J0250151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1812
  • In Stock:73755
$0.484/pcsRFQ
2225Y2K00392MXT Image
  • Part#:2225Y2K00392MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 2KV X7R 2225
  • In Stock:58930
$0.666/pcsRFQ
1812J6300102GCT Image
  • Part#:1812J6300102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V C0G/NP0 1812
  • In Stock:85335
$0.448/pcsRFQ
1210Y0250222JFT Image
  • Part#:1210Y0250222JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 1210
  • In Stock:88938
$0.272/pcsRFQ
1206J2000150JAT Image
  • Part#:1206J2000150JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1206
  • In Stock:166882
$0.125/pcsRFQ
2225J5000101FFT Image
  • Part#:2225J5000101FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 2225
  • In Stock:10732
$3.022/pcsRFQ
1210J2500472GFR Image
  • Part#:1210J2500472GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 1210
  • In Stock:52227
$0.625/pcsRFQ
2220Y0500102FFR Image
  • Part#:2220Y0500102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 2220
  • In Stock:9350
$3.917/pcsRFQ
1825Y2000181KCR Image
  • Part#:1825Y2000181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1825
  • In Stock:38234
$0.899/pcsRFQ
1206Y2500103KDR Image
  • Part#:1206Y2500103KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 1206
  • In Stock:162518
$0.128/pcsRFQ
2220J2K00391KCT Image
  • Part#:2220J2K00391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2KV C0G/NP0 2220
  • In Stock:58859
$0.547/pcsRFQ
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