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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

2211JA254P70DCRSP Image
  • Part#:2211JA254P70DCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 2211
  • In Stock:75973
$0.473/pcsRFQ
0805J5000222MDT Image
  • Part#:0805J5000222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 0805
  • In Stock:315095
$0.077/pcsRFQ
0603Y250P680BFR Image
  • Part#:0603Y250P680BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 250V C0G/NP0 0603
  • In Stock:110842
$0.216/pcsRFQ
2220J0250332FCR Image
  • Part#:2220J0250332FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 2220
  • In Stock:15949
$2.374/pcsRFQ
1808J1K00180KFR Image
  • Part#:1808J1K00180KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1808
  • In Stock:110670
$0.21/pcsRFQ
0805J2004P30HUT Image
  • Part#:0805J2004P30HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 200V C0G/NP0 0805
  • In Stock:73814
$0.512/pcsRFQ
1206J2500153KXR Image
  • Part#:1206J2500153KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 1206
  • In Stock:272636
$0.085/pcsRFQ
1210Y1000100KCT Image
  • Part#:1210Y1000100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1210
  • In Stock:130750
$0.17/pcsRFQ
0805Y2000152KXT Image
  • Part#:0805Y2000152KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V X7R 0805
  • In Stock:293909
$0.07/pcsRFQ
1825Y6300180GCR Image
  • Part#:1825Y6300180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1825
  • In Stock:31424
$1.133/pcsRFQ
1825J1K00153MXT Image
  • Part#:1825J1K00153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1KV X7R 1825
  • In Stock:72778
$0.509/pcsRFQ
2225Y0250122JCR Image
  • Part#:2225Y0250122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 2225
  • In Stock:32257
$0.967/pcsRFQ
0805Y0504P70BAR Image
  • Part#:0805Y0504P70BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 0805
  • In Stock:90165
$0.255/pcsRFQ
1808J2000470MDR Image
  • Part#:1808J2000470MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V X7R 1808
  • In Stock:143700
$0.161/pcsRFQ
1812J6300560FCT Image
  • Part#:1812J6300560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 1812
  • In Stock:56386
$0.668/pcsRFQ
0603J0250103MXT Image
  • Part#:0603J0250103MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 0603
  • In Stock:489572
$0.048/pcsRFQ
1812J2000472MXT Image
  • Part#:1812J2000472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 1812
  • In Stock:91567
$0.264/pcsRFQ
1206Y0160122KFT Image
  • Part#:1206Y0160122KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1206
  • In Stock:164174
$0.144/pcsRFQ
1825Y2000183KCT Image
  • Part#:1825Y2000183KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V C0G 1825
  • In Stock:31879
$1.126/pcsRFQ
1812J1K50821JXT Image
  • Part#:1812J1K50821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV X7R 1812
  • In Stock:63926
$0.311/pcsRFQ
1206J2500223MDR Image
  • Part#:1206J2500223MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V X7R 1206
  • In Stock:177274
$0.116/pcsRFQ
1808J1K20392MXR Image
  • Part#:1808J1K20392MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.2KV X7R 1808
  • In Stock:136248
$0.149/pcsRFQ
2225Y5000100KFT Image
  • Part#:2225Y5000100KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 2225
  • In Stock:34143
$1.148/pcsRFQ
1812J0630122JFT Image
  • Part#:1812J0630122JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 1812
  • In Stock:87859
$0.384/pcsRFQ
2220Y0250183JDR Image
  • Part#:2220Y0250183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V X7R 2220
  • In Stock:31406
$1.246/pcsRFQ
1206Y1006P80BCR Image
  • Part#:1206Y1006P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 100V C0G/NP0 1206
  • In Stock:91406
$0.242/pcsRFQ
1206J0100223JXT Image
  • Part#:1206J0100223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 10V X7R 1206
  • In Stock:245210
$0.095/pcsRFQ
1206Y0500221KET Image
  • Part#:1206Y0500221KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V X7R 1206
  • In Stock:165383
$0.115/pcsRFQ
1812J0630121KAR Image
  • Part#:1812J0630121KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1812
  • In Stock:56447
$0.353/pcsRFQ
1812J0500561KAT Image
  • Part#:1812J0500561KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 1812
  • In Stock:90079
$0.381/pcsRFQ
2211JA250271JCTSPU Image
  • Part#:2211JA250271JCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 2211
  • In Stock:48046
$0.644/pcsRFQ
1812Y2500102KCT Image
  • Part#:1812Y2500102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1812
  • In Stock:69019
$0.323/pcsRFQ
2220Y0630273MXT Image
  • Part#:2220Y0630273MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 2220
  • In Stock:55756
$0.677/pcsRFQ
1825Y1K00270FCT Image
  • Part#:1825Y1K00270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 1825
  • In Stock:19272
$2.003/pcsRFQ
0805J5000181FCR Image
  • Part#:0805J5000181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 0805
  • In Stock:112891
$0.186/pcsRFQ
1111J500P300DQT Image
  • Part#:1111J500P300DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 500V C0G/NP0 1111
  • In Stock:77027
$0.27/pcsRFQ
2225Y0250562JFR Image
  • Part#:2225Y0250562JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 2225
  • In Stock:26436
$1.431/pcsRFQ
1206Y0635P60BCT Image
  • Part#:1206Y0635P60BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 63V C0G/NP0 1206
  • In Stock:76983
$0.266/pcsRFQ
1206Y2002P20DCR Image
  • Part#:1206Y2002P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 1206
  • In Stock:258295
$0.076/pcsRFQ
2220Y0160184MXT Image
  • Part#:2220Y0160184MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 16V X7R 2220
  • In Stock:43623
$0.733/pcsRFQ
1812J0630220KFR Image
  • Part#:1812J0630220KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 1812
  • In Stock:57096
$0.35/pcsRFQ
2225J0500473GCR Image
  • Part#:2225J0500473GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V C0G/NP0 2225
  • In Stock:13607
$2.336/pcsRFQ
1825J1K50183KXR Image
  • Part#:1825J1K50183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 1.5KV X7R 1825
  • In Stock:50121
$0.729/pcsRFQ
1812J1K00152JCT Image
  • Part#:1812J1K00152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 1812
  • In Stock:65880
$0.32/pcsRFQ
1206J0161P20CFT Image
  • Part#:1206J0161P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 16V C0G/NP0 1206
  • In Stock:124250
$0.172/pcsRFQ
0603Y2500620FUT Image
  • Part#:0603Y2500620FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 250V C0G/NP0 0603
  • In Stock:67816
$0.347/pcsRFQ
1206Y0250180FCT Image
  • Part#:1206Y0250180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 1206
  • In Stock:73750
$0.285/pcsRFQ
1206J2500272JCT Image
  • Part#:1206J2500272JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 250V C0G/NP0 1206
  • In Stock:125822
$0.15/pcsRFQ
0505J3000510FQT Image
  • Part#:0505J3000510FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 300V C0G/NP0 0505
  • In Stock:37187
$0.951/pcsRFQ
0805J1000391GFR Image
  • Part#:0805J1000391GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 0805
  • In Stock:160697
$0.147/pcsRFQ
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