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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

1825J1K20220FCR Image
  • Part#:1825J1K20220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.2KV C0G/NP0 1825
  • In Stock:18909
$1.732/pcsRFQ
0805J2000391GCR Image
  • Part#:0805J2000391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 0805
  • In Stock:170477
$0.119/pcsRFQ
1808J2000272MXR Image
  • Part#:1808J2000272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 1808
  • In Stock:212072
$0.109/pcsRFQ
1812Y0250334KXR Image
  • Part#:1812Y0250334KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1812
  • In Stock:65629
$0.338/pcsRFQ
1808Y1K00182JXR Image
  • Part#:1808Y1K00182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV X7R 1808
  • In Stock:103030
$0.212/pcsRFQ
1111J6300301FQT Image
  • Part#:1111J6300301FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 630V C0G/NP0 1111
  • In Stock:20807
$1.431/pcsRFQ
0603Y0630270KCT Image
  • Part#:0603Y0630270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 0603
  • In Stock:435400
$0.049/pcsRFQ
0805Y2000180KAR Image
  • Part#:0805Y2000180KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0805
  • In Stock:265910
$0.081/pcsRFQ
2220J1K00102MDT Image
  • Part#:2220J1K00102MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 2220
  • In Stock:55255
$0.625/pcsRFQ
1210J0250124KXT Image
  • Part#:1210J0250124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V X7R 1210
  • In Stock:146903
$0.153/pcsRFQ
2225Y1000122KCT Image
  • Part#:2225Y1000122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 2225
  • In Stock:31950
$0.962/pcsRFQ
1206Y1500360KQT Image
  • Part#:1206Y1500360KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 150V C0G/NP0 1206
  • In Stock:112095
$0.18/pcsRFQ
1210Y0160330GCT Image
  • Part#:1210Y0160330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1210
  • In Stock:79730
$0.297/pcsRFQ
2220JA250331KXTB16 Image
  • Part#:2220JA250331KXTB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V X7R 2220
  • In Stock:97471
$0.404/pcsRFQ
1210Y0160150GFR Image
  • Part#:1210Y0160150GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 1210
  • In Stock:82766
$0.446/pcsRFQ
1812J1K00271FCR Image
  • Part#:1812J1K00271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1812
  • In Stock:43664
$0.782/pcsRFQ
0805Y2000180GFT Image
  • Part#:0805Y2000180GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0805
  • In Stock:122611
$0.154/pcsRFQ
2225Y5000223JXR Image
  • Part#:2225Y5000223JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 2225
  • In Stock:40947
$0.789/pcsRFQ
0603Y1000181KDR Image
  • Part#:0603Y1000181KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V X7R 0603
  • In Stock:328748
$0.062/pcsRFQ
1111J5000561GQT Image
  • Part#:1111J5000561GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1111
  • In Stock:43132
$0.893/pcsRFQ
2225J1K50331FCR Image
  • Part#:2225J1K50331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 2225
  • In Stock:16014
$2.165/pcsRFQ
1825J6300563MXR Image
  • Part#:1825J6300563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 630V X7R 1825
  • In Stock:60922
$0.593/pcsRFQ
1206J0500751JQT Image
  • Part#:1206J0500751JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 750PF 50V C0G/NP0 1206
  • In Stock:66292
$0.32/pcsRFQ
0603J0160560FCR Image
  • Part#:0603J0160560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 0603
  • In Stock:111403
$0.207/pcsRFQ
1808Y0630391GFT Image
  • Part#:1808Y0630391GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 1808
  • In Stock:77606
$0.3/pcsRFQ
1808J0630822KFR Image
  • Part#:1808J0630822KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1808
  • In Stock:109786
$0.203/pcsRFQ
0603J0258P20DCT Image
  • Part#:0603J0258P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 25V C0G/NP0 0603
  • In Stock:371221
$0.062/pcsRFQ
  • Part#:1206J0500152MCTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1206
  • In Stock:77947
$0.263/pcsRFQ
2220Y2000101GFT Image
  • Part#:2220Y2000101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 2220
  • In Stock:16903
$2.326/pcsRFQ
0805Y0502P20CFT Image
  • Part#:0805Y0502P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 50V C0G/NP0 0805
  • In Stock:164206
$0.139/pcsRFQ
1808Y2K00150KCT Image
  • Part#:1808Y2K00150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2KV C0G/NP0 1808
  • In Stock:122341
$0.154/pcsRFQ
2220J4K00102KXR Image
  • Part#:2220J4K00102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 4KV X7R 2220
  • In Stock:87117
$0.27/pcsRFQ
1210Y1000820JFT Image
  • Part#:1210Y1000820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 1210
  • In Stock:71995
$0.264/pcsRFQ
1210Y0250820JFT Image
  • Part#:1210Y0250820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 1210
  • In Stock:84433
$0.269/pcsRFQ
1808Y1000563JXT Image
  • Part#:1808Y1000563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V X7R 1808
  • In Stock:102782
$0.203/pcsRFQ
1111Y2K09P10HQT Image
  • Part#:1111Y2K09P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 2000V C0G/NP0 1111
  • In Stock:22847
$1.676/pcsRFQ
1210J0500683MDT Image
  • Part#:1210J0500683MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V X7R 1210
  • In Stock:96364
$0.216/pcsRFQ
0805J0100222JXT Image
  • Part#:0805J0100222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V X7R 0805
  • In Stock:254637
$0.075/pcsRFQ
1206J2500154MXT Image
  • Part#:1206J2500154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 250V X7R 1206
  • In Stock:168497
$0.14/pcsRFQ
1206J2000102KDT Image
  • Part#:1206J2000102KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V X7R 1206
  • In Stock:168356
$0.115/pcsRFQ
2225Y1K20102FCR Image
  • Part#:2225Y1K20102FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.2KV C0G 2225
  • In Stock:13268
$2.638/pcsRFQ
1825J1000122FCR Image
  • Part#:1825J1000122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1825
  • In Stock:12206
$2.692/pcsRFQ
1210Y5000182MER Image
  • Part#:1210Y5000182MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 1210
  • In Stock:170253
$0.139/pcsRFQ
2220Y5000683MXT Image
  • Part#:2220Y5000683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 500V X7R 2220
  • In Stock:61118
$0.512/pcsRFQ
0505Y1504P00HQT Image
  • Part#:0505Y1504P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 150V C0G/NP0 0505
  • In Stock:63696
$0.579/pcsRFQ
2220Y0500680GFR Image
  • Part#:2220Y0500680GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 2220
  • In Stock:15538
$2.126/pcsRFQ
1812J0160122KCR Image
  • Part#:1812J0160122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1812
  • In Stock:82609
$0.238/pcsRFQ
1808J0100270FCR Image
  • Part#:1808J0100270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 10V C0G/NP0 1808
  • In Stock:65603
$0.339/pcsRFQ
1206Y0500510GQT Image
  • Part#:1206Y0500510GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 50V C0G/NP0 1206
  • In Stock:70842
$0.274/pcsRFQ
1812J2000331JAR Image
  • Part#:1812J2000331JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 1812
  • In Stock:94872
$0.407/pcsRFQ
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