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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

1808Y0500683MXR Image
  • Part#:1808Y0500683MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V X7R 1808
  • In Stock:164312
$0.13/pcsRFQ
1210Y1K00103KXT Image
  • Part#:1210Y1K00103KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1KV X7R 1210
  • In Stock:127852
$0.163/pcsRFQ
0805J250P400HQT Image
  • Part#:0805J250P400HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 250V C0G/NP0 0805
  • In Stock:82120
$0.291/pcsRFQ
0805J0630271MXR Image
  • Part#:0805J0630271MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V X7R 0805
  • In Stock:452100
$0.046/pcsRFQ
0603Y0500101KCR Image
  • Part#:0603Y0500101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 0603
  • In Stock:491932
$0.047/pcsRFQ
2225J0630182GFT Image
  • Part#:2225J0630182GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 2225
  • In Stock:13021
$2.351/pcsRFQ
1812Y1000124JET Image
  • Part#:1812Y1000124JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 100V X7R 1812
  • In Stock:64615
$0.588/pcsRFQ
1210Y5000560GFR Image
  • Part#:1210Y5000560GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1210
  • In Stock:78412
$0.307/pcsRFQ
1825Y1000334KXT Image
  • Part#:1825Y1000334KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1825
  • In Stock:37419
$0.899/pcsRFQ
0603Y3004P70BQT Image
  • Part#:0603Y3004P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 300V C0G/NP0 0603
  • In Stock:102950
$0.191/pcsRFQ
1206J0161P00CFT Image
  • Part#:1206J0161P00CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 16V C0G/NP0 1206
  • In Stock:122824
$0.171/pcsRFQ
1808Y0250271KFR Image
  • Part#:1808Y0250271KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1808
  • In Stock:111166
$0.17/pcsRFQ
2225Y2500124MXT Image
  • Part#:2225Y2500124MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 250V X7R 2225
  • In Stock:46465
$0.826/pcsRFQ
1808Y0250471JXT Image
  • Part#:1808Y0250471JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V X7R 1808
  • In Stock:169826
$0.138/pcsRFQ
1206Y6300680FQT Image
  • Part#:1206Y6300680FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 630V C0G/NP0 1206
  • In Stock:21071
$1.637/pcsRFQ
2225J1K00180GFT Image
  • Part#:2225J1K00180GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 2225
  • In Stock:21197
$1.753/pcsRFQ
1808Y0250680FCR Image
  • Part#:1808Y0250680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1808
  • In Stock:65050
$0.364/pcsRFQ
1206Y2000470JCT Image
  • Part#:1206Y2000470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1206
  • In Stock:251252
$0.087/pcsRFQ
2220J0630470JCT Image
  • Part#:2220J0630470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 2220
  • In Stock:43233
$0.721/pcsRFQ
1206Y1000561JCT Image
  • Part#:1206Y1000561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 1206
  • In Stock:207441
$0.097/pcsRFQ
2225J0160181KCR Image
  • Part#:2225J0160181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 2225
  • In Stock:38530
$0.875/pcsRFQ
0603J1000221FCT Image
  • Part#:0603J1000221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 0603
  • In Stock:102698
$0.191/pcsRFQ
1210Y1K20271KCR Image
  • Part#:1210Y1K20271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 1210
  • In Stock:169359
$0.142/pcsRFQ
2220J0500472GCR Image
  • Part#:2220J0500472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 2220
  • In Stock:26108
$1.201/pcsRFQ
0603Y0630153KXT Image
  • Part#:0603Y0630153KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 0603
  • In Stock:488250
$0.049/pcsRFQ
2225J1K00223MXR Image
  • Part#:2225J1K00223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1KV X7R 2225
  • In Stock:52106
$0.667/pcsRFQ
1206J1003P90DCT Image
  • Part#:1206J1003P90DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:328964
$0.069/pcsRFQ
1825Y1K20153MXT Image
  • Part#:1825Y1K20153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1.2KV X7R 1825
  • In Stock:49084
$0.789/pcsRFQ
0603J0160272MDR Image
  • Part#:0603J0160272MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V X7R 0603
  • In Stock:315257
$0.064/pcsRFQ
0805J0100154JXT Image
  • Part#:0805J0100154JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 10V X7R 0805
  • In Stock:206663
$0.095/pcsRFQ
0603J0160561GCT Image
  • Part#:0603J0160561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 0603
  • In Stock:166384
$0.113/pcsRFQ
2225J5000123FCT Image
  • Part#:2225J5000123FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V C0G 2225
  • In Stock:10742
$3.225/pcsRFQ
2220Y4K00561JXT Image
  • Part#:2220Y4K00561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 4KV X7R 2220
  • In Stock:89239
$0.368/pcsRFQ
1206Y5000472JDT Image
  • Part#:1206Y5000472JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V X7R 1206
  • In Stock:150408
$0.125/pcsRFQ
0603Y1000150KAT Image
  • Part#:0603Y1000150KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 0603
  • In Stock:265651
$0.072/pcsRFQ
1825Y1K00331JCR Image
  • Part#:1825Y1K00331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 1825
  • In Stock:56154
$0.581/pcsRFQ
2220Y1K20681JCT Image
  • Part#:2220Y1K20681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV C0G/NP0 2220
  • In Stock:56629
$0.659/pcsRFQ
0805Y5005P60DAR Image
  • Part#:0805Y5005P60DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 0805
  • In Stock:281180
$0.075/pcsRFQ
1825Y0630821KCT Image
  • Part#:1825Y0630821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1825
  • In Stock:38094
$0.853/pcsRFQ
0603Y0630472KET Image
  • Part#:0603Y0630472KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V X7R 0603
  • In Stock:278274
$0.067/pcsRFQ
1808J5000561MDR Image
  • Part#:1808J5000561MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V X7R 1808
  • In Stock:131529
$0.18/pcsRFQ
0505Y1001P30BQT Image
  • Part#:0505Y1001P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 100V C0G/NP0 0505
  • In Stock:138351
$0.162/pcsRFQ
2220J0250564JDT Image
  • Part#:2220J0250564JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 25V X7R 2220
  • In Stock:23489
$1.297/pcsRFQ
1206J0250392GCR Image
  • Part#:1206J0250392GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1206
  • In Stock:117164
$0.204/pcsRFQ
1206J2K04P00BQT Image
  • Part#:1206J2K04P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 2000V C0G/NP0 1206
  • In Stock:96987
$0.371/pcsRFQ
0805J5003P00HQT Image
  • Part#:0805J5003P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 500V C0G/NP0 0805
  • In Stock:55430
$0.359/pcsRFQ
1206J1K04P70BFT Image
  • Part#:1206J1K04P70BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 1KV C0G/NP0 1206
  • In Stock:82390
$0.451/pcsRFQ
1808Y6K00180KCT Image
  • Part#:1808Y6K00180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 6KV C0G/NP0 1808
  • In Stock:114720
$0.19/pcsRFQ
1808Y0160561MXT Image
  • Part#:1808Y0160561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V X7R 1808
  • In Stock:144451
$0.129/pcsRFQ
1808JA250470GCRSP Image
  • Part#:1808JA250470GCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1808
  • In Stock:91962
$0.375/pcsRFQ
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