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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

1808Y2000472KDR Image
  • Part#:1808Y2000472KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V X7R 1808
  • In Stock:136608
$0.174/pcsRFQ
1206Y0160105KXT Image
  • Part#:1206Y0160105KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 16V X7R 1206
  • In Stock:90489
$0.242/pcsRFQ
2220J6300180JCR Image
  • Part#:2220J6300180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 2220
  • In Stock:61843
$0.501/pcsRFQ
0805J2000151JQT Image
  • Part#:0805J2000151JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 0805
  • In Stock:95254
$0.215/pcsRFQ
1206J1003P30DAT Image
  • Part#:1206J1003P30DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 100V C0G/NP0 1206
  • In Stock:175817
$0.114/pcsRFQ
0603Y2000130JUT Image
  • Part#:0603Y2000130JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 200V C0G/NP0 0603
  • In Stock:157517
$0.134/pcsRFQ
0603Y2500680KFT Image
  • Part#:0603Y2500680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 0603
  • In Stock:283813
$0.08/pcsRFQ
0805J0105P60CCT Image
  • Part#:0805J0105P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 10V C0G/NP0 0805
  • In Stock:266979
$0.088/pcsRFQ
2220Y2000471KFR Image
  • Part#:2220Y2000471KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V C0G/NP0 2220
  • In Stock:31174
$1.16/pcsRFQ
1808J0250472MXR Image
  • Part#:1808J0250472MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V X7R 1808
  • In Stock:169268
$0.116/pcsRFQ
1812J1000183KXT Image
  • Part#:1812J1000183KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 1812
  • In Stock:77143
$0.269/pcsRFQ
1206Y1K00150KAR Image
  • Part#:1206Y1K00150KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1206
  • In Stock:156500
$0.129/pcsRFQ
1210Y0160272JFT Image
  • Part#:1210Y0160272JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1210
  • In Stock:68764
$0.28/pcsRFQ
1111Y1K00620FQT Image
  • Part#:1111Y1K00620FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 62PF 1KV C0G/NP0 1111
  • In Stock:26947
$1.233/pcsRFQ
1206Y2500563JXR Image
  • Part#:1206Y2500563JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 250V X7R 1206
  • In Stock:149944
$0.149/pcsRFQ
1206Y1K50681KXR Image
  • Part#:1206Y1K50681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV X7R 1206
  • In Stock:236348
$0.087/pcsRFQ
1812J3K00180KCR Image
  • Part#:1812J3K00180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 3KV C0G/NP0 1812
  • In Stock:95073
$0.236/pcsRFQ
1206J0250331GFR Image
  • Part#:1206J0250331GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 1206
  • In Stock:90535
$0.212/pcsRFQ
0805J2500181GCT Image
  • Part#:0805J2500181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 0805
  • In Stock:162330
$0.129/pcsRFQ
  • Part#:0805J1K00330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1000V C0G/NP0 0805
  • In Stock:465031
$0.044/pcsRFQ
2225Y0160393KCT Image
  • Part#:2225Y0160393KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V C0G/NP0 2225
  • In Stock:29633
$1.14/pcsRFQ
1206J0161P20CFR Image
  • Part#:1206J0161P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 16V C0G/NP0 1206
  • In Stock:128273
$0.165/pcsRFQ
1210Y0160820FCT Image
  • Part#:1210Y0160820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 1210
  • In Stock:53138
$0.603/pcsRFQ
1808Y0630332KDR Image
  • Part#:1808Y0630332KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 1808
  • In Stock:107069
$0.19/pcsRFQ
1111Y1001P10CQT Image
  • Part#:1111Y1001P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 100V C0G/NP0 1111
  • In Stock:75583
$0.288/pcsRFQ
1210Y0630564JDR Image
  • Part#:1210Y0630564JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 63V X7R 1210
  • In Stock:80799
$0.444/pcsRFQ
1825J0250393JCR Image
  • Part#:1825J0250393JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V C0G/NP0 1825
  • In Stock:38666
$0.928/pcsRFQ
2225J5000390GFR Image
  • Part#:2225J5000390GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 2225
  • In Stock:17992
$1.91/pcsRFQ
  • Part#:1210Y1K00102JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:100041
$0.191/pcsRFQ
0505J0633P90CQT Image
  • Part#:0505J0633P90CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 0505
  • In Stock:109760
$0.184/pcsRFQ
1206J6300181FCT Image
  • Part#:1206J6300181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 1206
  • In Stock:77513
$0.285/pcsRFQ
2225Y3K00331JXR Image
  • Part#:2225Y3K00331JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 3KV X7R 2225
  • In Stock:31923
$0.967/pcsRFQ
2225Y0500393FFR Image
  • Part#:2225Y0500393FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V C0G/NP0 2225
  • In Stock:5718
$6.458/pcsRFQ
0805Y2506P80BUT Image
  • Part#:0805Y2506P80BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 0805
  • In Stock:83575
$0.38/pcsRFQ
0603Y2000750KQT Image
  • Part#:0603Y2000750KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 200V C0G/NP0 0603
  • In Stock:160803
$0.117/pcsRFQ
1206Y2001P00CAR Image
  • Part#:1206Y2001P00CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 200V C0G/NP0 1206
  • In Stock:139343
$0.162/pcsRFQ
0805Y2000151KDT Image
  • Part#:0805Y2000151KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V X7R 0805
  • In Stock:243743
$0.097/pcsRFQ
2225Y2000333FCR Image
  • Part#:2225Y2000333FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V C0G 2225
  • In Stock:5589
$5.902/pcsRFQ
0805J5000470KAT Image
  • Part#:0805J5000470KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 0805
  • In Stock:306372
$0.076/pcsRFQ
1825Y5000122GCR Image
  • Part#:1825Y5000122GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1825
  • In Stock:30295
$1.128/pcsRFQ
2220J1K20182KCT Image
  • Part#:2220J1K20182KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV C0G 2220
  • In Stock:69871
$0.545/pcsRFQ
0805J2000221JFR Image
  • Part#:0805J2000221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 0805
  • In Stock:209648
$0.101/pcsRFQ
1210Y6300471FAT Image
  • Part#:1210Y6300471FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1210
  • In Stock:45133
$0.691/pcsRFQ
1206J0250562FCR Image
  • Part#:1206J0250562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1206
  • In Stock:55621
$0.353/pcsRFQ
1206Y2000221FFT Image
  • Part#:1206Y2000221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1206
  • In Stock:66488
$0.509/pcsRFQ
0805J0100333MXR Image
  • Part#:0805J0100333MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V X7R 0805
  • In Stock:405879
$0.059/pcsRFQ
1812Y2500472JCT Image
  • Part#:1812Y2500472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 1812
  • In Stock:80012
$0.39/pcsRFQ
2225Y0160121FCT Image
  • Part#:2225Y0160121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 2225
  • In Stock:10843
$3.627/pcsRFQ
2220J0630390FFT Image
  • Part#:2220J0630390FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 2220
  • In Stock:9289
$3.738/pcsRFQ
0603Y2500220GUT Image
  • Part#:0603Y2500220GUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 0603
  • In Stock:81569
$0.28/pcsRFQ
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