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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

1808J0160391GCT Image
  • Part#:1808J0160391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 1808
  • In Stock:108098
$0.198/pcsRFQ
1210J1K20680FCR Image
  • Part#:1210J1K20680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1.2KV C0G/NP0 1210
  • In Stock:79515
$0.425/pcsRFQ
2225Y3K00821KXR Image
  • Part#:2225Y3K00821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 3KV X7R 2225
  • In Stock:46028
$0.764/pcsRFQ
0603Y0100562MXR Image
  • Part#:0603Y0100562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V X7R 0603
  • In Stock:509015
$0.046/pcsRFQ
1206Y0630392MXR Image
  • Part#:1206Y0630392MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V X7R 1206
  • In Stock:280404
$0.071/pcsRFQ
1812J2500273KDR Image
  • Part#:1812J2500273KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 1812
  • In Stock:64740
$0.354/pcsRFQ
2220Y1000333MDT Image
  • Part#:2220Y1000333MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 2220
  • In Stock:36911
$0.979/pcsRFQ
1210Y6300122KXR Image
  • Part#:1210Y6300122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V X7R 1210
  • In Stock:188469
$0.119/pcsRFQ
2220Y2K00271GCT Image
  • Part#:2220Y2K00271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV C0G/NP0 2220
  • In Stock:27660
$1.089/pcsRFQ
2220Y2000181GCT Image
  • Part#:2220Y2000181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 2220
  • In Stock:20785
$1.546/pcsRFQ
2220Y0160824MXR Image
  • Part#:2220Y0160824MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 2220
  • In Stock:44400
$0.747/pcsRFQ
1825Y2000333KXT Image
  • Part#:1825Y2000333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V X7R 1825
  • In Stock:36064
$0.831/pcsRFQ
1210J5000562MDR Image
  • Part#:1210J5000562MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 1210
  • In Stock:137909
$0.14/pcsRFQ
0603J1000821JDR Image
  • Part#:0603J1000821JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V X7R 0603
  • In Stock:293622
$0.075/pcsRFQ
2225J6300563JXT Image
  • Part#:2225J6300563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 630V X7R 2225
  • In Stock:39702
$0.887/pcsRFQ
2220Y2K50561MXR Image
  • Part#:2220Y2K50561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV X7R 2220
  • In Stock:67271
$0.451/pcsRFQ
  • Part#:2220J2000394MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 200V X7R 2220
  • In Stock:34576
$0.921/pcsRFQ
2225J1K20471JCR Image
  • Part#:2225J1K20471JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.2KV C0G/NP0 2225
  • In Stock:51642
$0.746/pcsRFQ
1210J2000390FFR Image
  • Part#:1210J2000390FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 1210
  • In Stock:36091
$0.875/pcsRFQ
0805Y2500223KXR Image
  • Part#:0805Y2500223KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V X7R 0805
  • In Stock:282363
$0.074/pcsRFQ
1210Y1K00471GAT Image
  • Part#:1210Y1K00471GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV C0G/NP0 1210
  • In Stock:82414
$0.408/pcsRFQ
2225J0630223GFR Image
  • Part#:2225J0630223GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V C0G/NP0 2225
  • In Stock:11059
$3.044/pcsRFQ
0805J2000220KCT Image
  • Part#:0805J2000220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 0805
  • In Stock:333127
$0.06/pcsRFQ
2220J2500390GCR Image
  • Part#:2220J2500390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 2220
  • In Stock:26957
$1.326/pcsRFQ
1206Y5000681MER Image
  • Part#:1206Y5000681MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 1206
  • In Stock:264015
$0.088/pcsRFQ
0603J2000220GFR Image
  • Part#:0603J2000220GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 0603
  • In Stock:148780
$0.135/pcsRFQ
0603Y1006P80CCT Image
  • Part#:0603Y1006P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 100V C0G/NP0 0603
  • In Stock:290706
$0.077/pcsRFQ
2220Y1K20151KCT Image
  • Part#:2220Y1K20151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.2KV C0G/NP0 2220
  • In Stock:69010
$0.559/pcsRFQ
2225Y3K00222KXR Image
  • Part#:2225Y3K00222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 3KV X7R 2225
  • In Stock:40656
$0.762/pcsRFQ
2220J1K20272JCR Image
  • Part#:2220J1K20272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1.2KV C0G 2220
  • In Stock:55183
$0.67/pcsRFQ
1812J0630680FFR Image
  • Part#:1812J0630680FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1812
  • In Stock:21416
$1.406/pcsRFQ
0805J5004P70DAT Image
  • Part#:0805J5004P70DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 500V C0G/NP0 0805
  • In Stock:254632
$0.077/pcsRFQ
1206J0500392MXR Image
  • Part#:1206J0500392MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 1206
  • In Stock:284625
$0.07/pcsRFQ
2220Y4K00101FCR Image
  • Part#:2220Y4K00101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 4KV C0G/NP0 2220
  • In Stock:30333
$1.224/pcsRFQ
1111J5000110FUT Image
  • Part#:1111J5000110FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 500V C0G/NP0 1111
  • In Stock:5850
 RFQ
1111Y2000330KQT Image
  • Part#:1111Y2000330KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1111
  • In Stock:59869
$0.339/pcsRFQ
2220Y2500332FFT Image
  • Part#:2220Y2500332FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 2220
  • In Stock:7603
$4.453/pcsRFQ
1206Y0100561KXR Image
  • Part#:1206Y0100561KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 10V X7R 1206
  • In Stock:258453
$0.074/pcsRFQ
1206J0100562KCT Image
  • Part#:1206J0100562KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V C0G/NP0 1206
  • In Stock:180558
$0.104/pcsRFQ
0805Y0250561KDT Image
  • Part#:0805Y0250561KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V X7R 0805
  • In Stock:246475
$0.081/pcsRFQ
0603J0630120GQT Image
  • Part#:0603J0630120GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 0603
  • In Stock:80380
$0.285/pcsRFQ
0805Y0500391MDT Image
  • Part#:0805Y0500391MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V X7R 0805
  • In Stock:263592
$0.081/pcsRFQ
1812Y1K00182FFT Image
  • Part#:1812Y1K00182FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1KV C0G/NP0 1812
  • In Stock:21489
$1.598/pcsRFQ
1812J2K00820FCT Image
  • Part#:1812J2K00820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 2KV C0G/NP0 1812
  • In Stock:55576
$0.657/pcsRFQ
1812Y0160180FFT Image
  • Part#:1812Y0160180FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 1812
  • In Stock:18030
$1.837/pcsRFQ
2220Y0630391KFR Image
  • Part#:2220Y0630391KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 2220
  • In Stock:34895
$1.029/pcsRFQ
1825Y1K50123MXT Image
  • Part#:1825Y1K50123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1.5KV X7R 1825
  • In Stock:47590
$0.726/pcsRFQ
1808Y1000822KXT Image
  • Part#:1808Y1000822KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V X7R 1808
  • In Stock:175020
$0.132/pcsRFQ
2220J0250183JFR Image
  • Part#:2220J0250183JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 2220
  • In Stock:27596
$1.169/pcsRFQ
0805J0160393JDT Image
  • Part#:0805J0160393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 0805
  • In Stock:199051
$0.119/pcsRFQ
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