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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

2220J1K20182KXR Image
  • Part#:2220J1K20182KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV X7R 2220
  • In Stock:86323
$0.432/pcsRFQ
1812J3K00820KCT Image
  • Part#:1812J3K00820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 3KV C0G/NP0 1812
  • In Stock:72386
$0.269/pcsRFQ
1206J1K00121JFR Image
  • Part#:1206J1K00121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1KV C0G/NP0 1206
  • In Stock:142539
$0.148/pcsRFQ
0805J0100123JXT Image
  • Part#:0805J0100123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 10V X7R 0805
  • In Stock:249286
$0.085/pcsRFQ
1812Y1K20270KCT Image
  • Part#:1812Y1K20270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.2KV C0G/NP0 1812
  • In Stock:75853
$0.288/pcsRFQ
1206J5000150JAR Image
  • Part#:1206J5000150JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1206
  • In Stock:192396
$0.117/pcsRFQ
1812J0500562JDT Image
  • Part#:1812J0500562JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V X7R 1812
  • In Stock:75448
$0.454/pcsRFQ
1210Y0160823KXT Image
  • Part#:1210Y0160823KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 1210
  • In Stock:129307
$0.159/pcsRFQ
1210Y0630153JCR Image
  • Part#:1210Y0630153JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V C0G/NP0 1210
  • In Stock:88115
$0.264/pcsRFQ
2225Y0500823KCT Image
  • Part#:2225Y0500823KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V C0G/NP0 2225
  • In Stock:23022
$1.496/pcsRFQ
0805J0160821JFT Image
  • Part#:0805J0160821JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 0805
  • In Stock:237441
$0.089/pcsRFQ
1825J0630155KXR Image
  • Part#:1825J0630155KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 63V X7R 1825
  • In Stock:38408
$0.901/pcsRFQ
2225J0160155MXR Image
  • Part#:2225J0160155MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 2225
  • In Stock:36002
$0.847/pcsRFQ
2220Y2000472GCR Image
  • Part#:2220Y2000472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 2220
  • In Stock:23406
$1.479/pcsRFQ
0603Y0502P20BCT Image
  • Part#:0603Y0502P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 0603
  • In Stock:148508
$0.151/pcsRFQ
1206Y5002P70DFR Image
  • Part#:1206Y5002P70DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 500V C0G/NP0 1206
  • In Stock:173572
$0.112/pcsRFQ
0603Y0500131JQT Image
  • Part#:0603Y0500131JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 50V C0G/NP0 0603
  • In Stock:160389
$0.134/pcsRFQ
1808Y6K00470KCT Image
  • Part#:1808Y6K00470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 1808
  • In Stock:116715
$0.204/pcsRFQ
1812YA250821JXRSY2 Image
  • Part#:1812YA250821JXRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1812
  • In Stock:63253
$0.526/pcsRFQ
1210Y6300821GCT Image
  • Part#:1210Y6300821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V C0G/NP0 1210
  • In Stock:89232
$0.26/pcsRFQ
2225J1000223KXT Image
  • Part#:2225J1000223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 2225
  • In Stock:50061
$0.666/pcsRFQ
1210Y2000820FCT Image
  • Part#:1210Y2000820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1210
  • In Stock:52680
$0.62/pcsRFQ
1808Y1K20821JCT Image
  • Part#:1808Y1K20821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.2KV C0G/NP0 1808
  • In Stock:100250
$0.24/pcsRFQ
1206Y0100822MXT Image
  • Part#:1206Y0100822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V X7R 1206
  • In Stock:301369
$0.078/pcsRFQ
1808Y6300332MXR Image
  • Part#:1808Y6300332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V X7R 1808
  • In Stock:113374
$0.207/pcsRFQ
0805J063P800HQT Image
  • Part#:0805J063P800HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 63V C0G/NP0 0805
  • In Stock:67105
$0.284/pcsRFQ
1825Y2000101GCR Image
  • Part#:1825Y2000101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 1825
  • In Stock:23823
$1.643/pcsRFQ
1206J5000103JXT Image
  • Part#:1206J5000103JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:308813
$0.075/pcsRFQ
1206J0500822KDT Image
  • Part#:1206J0500822KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V X7R 1206
  • In Stock:219976
$0.109/pcsRFQ
1206Y1K00471MXR Image
  • Part#:1206Y1K00471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV X7R 1206
  • In Stock:320980
$0.073/pcsRFQ
2220J0500105MXR Image
  • Part#:2220J0500105MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 50V X7R 2220
  • In Stock:51471
$0.693/pcsRFQ
1210Y0160684MDR Image
  • Part#:1210Y0160684MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 16V X7R 1210
  • In Stock:65303
$0.346/pcsRFQ
2225Y1000223MDT Image
  • Part#:2225Y1000223MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 2225
  • In Stock:32880
$1.055/pcsRFQ
1111Y1K04P30DQT Image
  • Part#:1111Y1K04P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 1KV C0G/NP0 1111
  • In Stock:61374
$0.321/pcsRFQ
1808J2K50181FCT Image
  • Part#:1808J2K50181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2.5KV C0G/NP0 1808
  • In Stock:48027
$0.738/pcsRFQ
1812Y0100100FCR Image
  • Part#:1812Y0100100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 1812
  • In Stock:34922
$0.97/pcsRFQ
1210Y1K20330JCR Image
  • Part#:1210Y1K20330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1.2KV C0G/NP0 1210
  • In Stock:180034
$0.118/pcsRFQ
1812Y2000184KXT Image
  • Part#:1812Y2000184KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 200V X7R 1812
  • In Stock:76627
$0.44/pcsRFQ
0805Y2000130JQT Image
  • Part#:0805Y2000130JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 200V C0G/NP0 0805
  • In Stock:131266
$0.176/pcsRFQ
1812Y2500181KCT Image
  • Part#:1812Y2500181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 1812
  • In Stock:72681
$0.315/pcsRFQ
1206Y2500152GFR Image
  • Part#:1206Y2500152GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1206
  • In Stock:70301
$0.311/pcsRFQ
0805Y0500680JAR Image
  • Part#:0805Y0500680JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 0805
  • In Stock:280420
$0.079/pcsRFQ
1206J5002P20BFT Image
  • Part#:1206J5002P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1206
  • In Stock:91579
$0.401/pcsRFQ
1825J4K00270GCR Image
  • Part#:1825J4K00270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 4KV C0G/NP0 1825
  • In Stock:63481
$0.474/pcsRFQ
1111Y1K0P700DQT Image
  • Part#:1111Y1K0P700DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 1KV C0G/NP0 1111
  • In Stock:70966
$0.271/pcsRFQ
0805J0500681GAT Image
  • Part#:0805J0500681GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 0805
  • In Stock:132685
$0.156/pcsRFQ
1812J1K50821MXT Image
  • Part#:1812J1K50821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV X7R 1812
  • In Stock:78842
$0.264/pcsRFQ
0805J5000182JDT Image
  • Part#:0805J5000182JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 0805
  • In Stock:227709
$0.1/pcsRFQ
0805J5000271GAR Image
  • Part#:0805J5000271GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 0805
  • In Stock:136312
$0.165/pcsRFQ
1812JA250102KXRPY2 Image
  • Part#:1812JA250102KXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V X7R 1812
  • In Stock:65169
$0.485/pcsRFQ
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