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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

1210Y1K53P90DCT Image
  • Part#:1210Y1K53P90DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1.5KV C0G/NP0 1210
  • In Stock:140689
$0.133/pcsRFQ
1812J1K00271JXR Image
  • Part#:1812J1K00271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV X7R 1812
  • In Stock:66141
$0.311/pcsRFQ
2220J5000151FFT Image
  • Part#:2220J5000151FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 2220
  • In Stock:11201
$3.033/pcsRFQ
2225Y0630335MDR Image
  • Part#:2225Y0630335MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 63V X7R 2225
  • In Stock:19848
$1.858/pcsRFQ
1210J0160101JCR Image
  • Part#:1210J0160101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 1210
  • In Stock:133136
$0.158/pcsRFQ
2225J1000220JFT Image
  • Part#:2225J1000220JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 2225
  • In Stock:30954
$1.152/pcsRFQ
  • Part#:2225J1K20332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:43145
$0.915/pcsRFQ
1808Y3K00391MXR Image
  • Part#:1808Y3K00391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 3KV X7R 1808
  • In Stock:140021
$0.136/pcsRFQ
1812J0160393JDT Image
  • Part#:1812J0160393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1812
  • In Stock:77234
$0.461/pcsRFQ
1206J6300561FAT Image
  • Part#:1206J6300561FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V C0G/NP0 1206
  • In Stock:70533
$0.538/pcsRFQ
1210Y1003P90BAT Image
  • Part#:1210Y1003P90BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 100V C0G/NP0 1210
  • In Stock:71143
$0.552/pcsRFQ
0603J5002P70CCT Image
  • Part#:0603J5002P70CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 500V C0G/NP0 0603
  • In Stock:305741
$0.072/pcsRFQ
0603J2502P40CUT Image
  • Part#:0603J2502P40CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 250V C0G/NP0 0603
  • In Stock:222516
$0.105/pcsRFQ
1825Y1K50820FCR Image
  • Part#:1825Y1K50820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.5KV C0G/NP0 1825
  • In Stock:15801
$1.933/pcsRFQ
1210Y1000181FFT Image
  • Part#:1210Y1000181FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1210
  • In Stock:42636
$0.855/pcsRFQ
1808Y0500180JFR Image
  • Part#:1808Y0500180JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1808
  • In Stock:106825
$0.198/pcsRFQ
1812JA254P70CCRPY2 Image
  • Part#:1812JA254P70CCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1812
  • In Stock:62032
$0.503/pcsRFQ
1210J0105P60BCT Image
  • Part#:1210J0105P60BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 10V C0G/NP0 1210
  • In Stock:105651
$0.361/pcsRFQ
0603J2000110FQT Image
  • Part#:0603J2000110FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 200V C0G/NP0 0603
  • In Stock:66337
$0.312/pcsRFQ
1111J3000680JQT Image
  • Part#:1111J3000680JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 300V C0G/NP0 1111
  • In Stock:62563
$0.325/pcsRFQ
1210Y0500562FCR Image
  • Part#:1210Y0500562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1210
  • In Stock:41035
$0.727/pcsRFQ
1812J0160273KDR Image
  • Part#:1812J0160273KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V X7R 1812
  • In Stock:66921
$0.349/pcsRFQ
1812Y1000121FFR Image
  • Part#:1812Y1000121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1812
  • In Stock:21096
$1.416/pcsRFQ
0603Y2501P00DFT Image
  • Part#:0603Y2501P00DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 250V C0G/NP0 0603
  • In Stock:257468
$0.079/pcsRFQ
1210Y0160473GCR Image
  • Part#:1210Y0160473GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V C0G/NP0 1210
  • In Stock:68036
$0.566/pcsRFQ
1210Y0250472FFT Image
  • Part#:1210Y0250472FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1210
  • In Stock:32081
$0.947/pcsRFQ
1812J2000183MXT Image
  • Part#:1812J2000183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1812
  • In Stock:86180
$0.264/pcsRFQ
2225J0250100GCR Image
  • Part#:2225J0250100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 2225
  • In Stock:20876
$1.671/pcsRFQ
1825J0100120KCT Image
  • Part#:1825J0100120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 10V C0G/NP0 1825
  • In Stock:41060
$0.784/pcsRFQ
1210J0250273MDR Image
  • Part#:1210J0250273MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 1210
  • In Stock:104003
$0.208/pcsRFQ
1812J3K00271KCT Image
  • Part#:1812J3K00271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 3KV C0G/NP0 1812
  • In Stock:84715
$0.282/pcsRFQ
1206Y0250331KDT Image
  • Part#:1206Y0250331KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V X7R 1206
  • In Stock:165270
$0.123/pcsRFQ
2225J1000271FFR Image
  • Part#:2225J1000271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 2225
  • In Stock:9304
$4.104/pcsRFQ
0805Y2000120JCR Image
  • Part#:0805Y2000120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 0805
  • In Stock:346813
$0.058/pcsRFQ
2220J0100331FCT Image
  • Part#:2220J0100331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V C0G/NP0 2220
  • In Stock:12287
$2.932/pcsRFQ
2225J6K00221FCT Image
  • Part#:2225J6K00221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 6KV C0G/NP0 2225
  • In Stock:18741
$2.034/pcsRFQ
1206Y0500184JXT Image
  • Part#:1206Y0500184JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1206
  • In Stock:153705
$0.147/pcsRFQ
1206J1K20101KCT Image
  • Part#:1206J1K20101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.2KV C0G/NP0 1206
  • In Stock:265766
$0.086/pcsRFQ
0603Y0630102JDT Image
  • Part#:0603Y0630102JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V X7R 0603
  • In Stock:307012
$0.076/pcsRFQ
1206J6300271JXR Image
  • Part#:1206J6300271JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V X7R 1206
  • In Stock:287454
$0.082/pcsRFQ
  • Part#:2220Y0630153FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 2220
  • In Stock:7828
$3.915/pcsRFQ
1812Y0500332GAT Image
  • Part#:1812Y0500332GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1812
  • In Stock:44857
$0.865/pcsRFQ
0805Y0250222FFT Image
  • Part#:0805Y0250222FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 0805
  • In Stock:76299
$0.453/pcsRFQ
1210Y0630123JER Image
  • Part#:1210Y0630123JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .012UF 63V X7R 1210
  • In Stock:78532
$0.272/pcsRFQ
1206Y6305P60BQT Image
  • Part#:1206Y6305P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 1206
  • In Stock:76889
$0.432/pcsRFQ
2220J1K50681KCR Image
  • Part#:2220J1K50681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV C0G/NP0 2220
  • In Stock:63867
$0.533/pcsRFQ
1210Y1000472JET Image
  • Part#:1210Y1000472JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 1210
  • In Stock:82578
$0.287/pcsRFQ
1808J0630682FCT Image
  • Part#:1808J0630682FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1808
  • In Stock:74328
$0.463/pcsRFQ
  • Part#:1825Y1K00273KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:46473
$0.659/pcsRFQ
1206Y1000392KAR Image
  • Part#:1206Y1000392KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1206
  • In Stock:103673
$0.203/pcsRFQ
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