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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

2225J1K00331MDT Image
  • Part#:2225J1K00331MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV X7R 2225
  • In Stock:37885
$0.841/pcsRFQ
0603Y2505P60CCT Image
  • Part#:0603Y2505P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 0603
  • In Stock:321107
$0.075/pcsRFQ
1812J2000474MDR Image
  • Part#:1812J2000474MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 200V X7R 1812
  • In Stock:58147
$0.668/pcsRFQ
1206J2008P20BCR Image
  • Part#:1206J2008P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 200V C0G/NP0 1206
  • In Stock:109827
$0.22/pcsRFQ
1812Y2000332FCR Image
  • Part#:1812Y2000332FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 1812
  • In Stock:23787
$1.263/pcsRFQ
1210J0630563MDT Image
  • Part#:1210J0630563MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1210
  • In Stock:105742
$0.223/pcsRFQ
  • Part#:2225Y3K00331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:47049
$0.651/pcsRFQ
1210J1K50681KXR Image
  • Part#:1210J1K50681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV X7R 1210
  • In Stock:202509
$0.118/pcsRFQ
1825Y1000391FCT Image
  • Part#:1825Y1000391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1825
  • In Stock:13835
$2.711/pcsRFQ
2225Y2500564JXT Image
  • Part#:2225Y2500564JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 250V X7R 2225
  • In Stock:26778
$1.416/pcsRFQ
1210J0160273KFR Image
  • Part#:1210J0160273KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 1210
  • In Stock:84721
$0.399/pcsRFQ
1210J1008P20DAT Image
  • Part#:1210J1008P20DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 1210
  • In Stock:84679
$0.251/pcsRFQ
2225J0250183JXT Image
  • Part#:2225J0250183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V X7R 2225
  • In Stock:38375
$0.807/pcsRFQ
0805J0166P80CCT Image
  • Part#:0805J0166P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 16V C0G/NP0 0805
  • In Stock:249938
$0.088/pcsRFQ
1812J1K50331FCR Image
  • Part#:1812J1K50331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 1812
  • In Stock:40957
$0.919/pcsRFQ
2220Y2K00681GCR Image
  • Part#:2220Y2K00681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2KV C0G/NP0 2220
  • In Stock:31174
$1.169/pcsRFQ
2220J1K20332MXT Image
  • Part#:2220J1K20332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV X7R 2220
  • In Stock:67696
$0.469/pcsRFQ
1812Y0500563MXT Image
  • Part#:1812Y0500563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 1812
  • In Stock:64187
$0.293/pcsRFQ
2225J0100274KXR Image
  • Part#:2225J0100274KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 10V X7R 2225
  • In Stock:40665
$0.768/pcsRFQ
1210Y0100223MXR Image
  • Part#:1210Y0100223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 10V X7R 1210
  • In Stock:160737
$0.141/pcsRFQ
1206J0100272JXT Image
  • Part#:1206J0100272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 10V X7R 1206
  • In Stock:219085
$0.092/pcsRFQ
1206Y1K01P20CFR Image
  • Part#:1206Y1K01P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 1KV C0G/NP0 1206
  • In Stock:93099
$0.213/pcsRFQ
1808Y1K00681JDT Image
  • Part#:1808Y1K00681JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV X7R 1808
  • In Stock:68595
$0.3/pcsRFQ
2220Y0160273FFT Image
  • Part#:2220Y0160273FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 2220
  • In Stock:7172
$4.93/pcsRFQ
1206J1000391KQT Image
  • Part#:1206J1000391KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1206
  • In Stock:66952
$0.287/pcsRFQ
1825Y0250124JCT Image
  • Part#:1825Y0250124JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V C0G/NP0 1825
  • In Stock:20618
$1.468/pcsRFQ
1210Y0506P80DFR Image
  • Part#:1210Y0506P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 1210
  • In Stock:59771
$0.316/pcsRFQ
1812Y1000333JXR Image
  • Part#:1812Y1000333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 1812
  • In Stock:66242
$0.335/pcsRFQ
1206Y0500272KXR Image
  • Part#:1206Y0500272KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V X7R 1206
  • In Stock:273899
$0.075/pcsRFQ
1210J6308P20BCR Image
  • Part#:1210J6308P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 630V C0G/NP0 1210
  • In Stock:94811
$0.382/pcsRFQ
1206J0160272KFT Image
  • Part#:1206J0160272KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1206
  • In Stock:162688
$0.145/pcsRFQ
0603Y0630391JFR Image
  • Part#:0603Y0630391JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 0603
  • In Stock:282445
$0.082/pcsRFQ
1210J1K20122JXT Image
  • Part#:1210J1K20122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 1210
  • In Stock:109886
$0.193/pcsRFQ
1210J2000472JDR Image
  • Part#:1210J2000472JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 1210
  • In Stock:78945
$0.274/pcsRFQ
1210J5008P20DAT Image
  • Part#:1210J5008P20DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 1210
  • In Stock:106813
$0.186/pcsRFQ
2225J2500150JCR Image
  • Part#:2225J2500150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 2225
  • In Stock:37504
$0.832/pcsRFQ
1210Y1K03P90CCR Image
  • Part#:1210Y1K03P90CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1KV C0G/NP0 1210
  • In Stock:98813
$0.22/pcsRFQ
1210J0500822GFT Image
  • Part#:1210J0500822GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 1210
  • In Stock:72172
$0.531/pcsRFQ
1812J5000271JDT Image
  • Part#:1812J5000271JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V X7R 1812
  • In Stock:97026
$0.368/pcsRFQ
0603Y0630151KDR Image
  • Part#:0603Y0630151KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V X7R 0603
  • In Stock:305220
$0.063/pcsRFQ
  • Part#:2225J6300123FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:7900
$4.239/pcsRFQ
1812Y0250822JXR Image
  • Part#:1812Y0250822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V X7R 1812
  • In Stock:58517
$0.338/pcsRFQ
1210Y2500152FFT Image
  • Part#:1210Y2500152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1210
  • In Stock:39092
$1.008/pcsRFQ
2220Y1K00220FCR Image
  • Part#:2220Y1K00220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 2220
  • In Stock:17593
$1.761/pcsRFQ
1808Y0630680GFT Image
  • Part#:1808Y0630680GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1808
  • In Stock:74333
$0.304/pcsRFQ
1808J1K20470FCT Image
  • Part#:1808J1K20470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.2KV C0G/NP0 1808
  • In Stock:66167
$0.497/pcsRFQ
1808J1K50271GCR Image
  • Part#:1808J1K50271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.5KV C0G/NP0 1808
  • In Stock:89830
$0.263/pcsRFQ
0505J0630110KQT Image
  • Part#:0505J0630110KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 63V C0G/NP0 0505
  • In Stock:129766
$0.16/pcsRFQ
2220Y0250273JCR Image
  • Part#:2220Y0250273JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 2220
  • In Stock:37963
$0.917/pcsRFQ
1210Y2K00332JXR Image
  • Part#:1210Y2K00332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 2KV X7R 1210
  • In Stock:96353
$0.246/pcsRFQ
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