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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

1210Y2K00392JXT Image
  • Part#:1210Y2K00392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 2KV X7R 1210
  • In Stock:80876
$0.274/pcsRFQ
2220Y5000104MXR Image
  • Part#:2220Y5000104MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 500V X7R 2220
  • In Stock:62637
$0.493/pcsRFQ
1206J2000181GFR Image
  • Part#:1206J2000181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1206
  • In Stock:89739
$0.241/pcsRFQ
1210Y6300680KCT Image
  • Part#:1210Y6300680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 630V C0G/NP0 1210
  • In Stock:174268
$0.118/pcsRFQ
0805Y0250271GCT Image
  • Part#:0805Y0250271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 0805
  • In Stock:188388
$0.103/pcsRFQ
0603J250P500BUT Image
  • Part#:0603J250P500BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 250V C0G/NP0 0603
  • In Stock:209381
$0.095/pcsRFQ
1812Y0160124MDT Image
  • Part#:1812Y0160124MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 1812
  • In Stock:82602
$0.434/pcsRFQ
0603J1000122MXT Image
  • Part#:0603J1000122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V X7R 0603
  • In Stock:497056
$0.048/pcsRFQ
1206Y1K00271JFR Image
  • Part#:1206Y1K00271JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1206
  • In Stock:137869
$0.155/pcsRFQ
2225Y5000822GFT Image
  • Part#:2225Y5000822GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V C0G/NP0 2225
  • In Stock:12013
$2.671/pcsRFQ
2225Y5000120JCR Image
  • Part#:2225Y5000120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 2225
  • In Stock:42535
$0.77/pcsRFQ
1812J2000223JDR Image
  • Part#:1812J2000223JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 1812
  • In Stock:73023
$0.456/pcsRFQ
2220J1K00150GFT Image
  • Part#:2220J1K00150GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 2220
  • In Stock:27872
$1.27/pcsRFQ
1808J6300120GCT Image
  • Part#:1808J6300120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 630V C0G/NP0 1808
  • In Stock:75032
$0.255/pcsRFQ
2220Y0630125JXR Image
  • Part#:2220Y0630125JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 63V X7R 2220
  • In Stock:30801
$1.083/pcsRFQ
2225Y0100823FCT Image
  • Part#:2225Y0100823FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V C0G/NP0 2225
  • In Stock:6946
$4.469/pcsRFQ
1210Y5000333JER Image
  • Part#:1210Y5000333JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 500V X7R 1210
  • In Stock:82892
$0.274/pcsRFQ
1808J0160103MXR Image
  • Part#:1808J0160103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 1808
  • In Stock:137585
$0.147/pcsRFQ
0603J2000240JUT Image
  • Part#:0603J2000240JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 200V C0G/NP0 0603
  • In Stock:141632
$0.134/pcsRFQ
1808Y0160562MDT Image
  • Part#:1808Y0160562MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1808
  • In Stock:120406
$0.198/pcsRFQ
1210J5000120FCT Image
  • Part#:1210J5000120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1210
  • In Stock:89435
$0.396/pcsRFQ
0805Y0630470FAR Image
  • Part#:0805Y0630470FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0805
  • In Stock:75094
$0.266/pcsRFQ
1206J0100271KXR Image
  • Part#:1206J0100271KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:369186
$0.065/pcsRFQ
1812J2000822FFR Image
  • Part#:1812J2000822FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 1812
  • In Stock:15518
$1.93/pcsRFQ
1812Y0250224KDR Image
  • Part#:1812Y0250224KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 1812
  • In Stock:74344
$0.469/pcsRFQ
2220Y1K20270JCT Image
  • Part#:2220Y1K20270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.2KV C0G/NP0 2220
  • In Stock:59839
$0.565/pcsRFQ
1206Y5000151KQT Image
  • Part#:1206Y5000151KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1206
  • In Stock:112363
$0.209/pcsRFQ
1210J0100333KXR Image
  • Part#:1210J0100333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V X7R 1210
  • In Stock:135506
$0.146/pcsRFQ
0603Y1000181JDT Image
  • Part#:0603Y1000181JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V X7R 0603
  • In Stock:297814
$0.078/pcsRFQ
2220J1K50180JCT Image
  • Part#:2220J1K50180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 2220
  • In Stock:68017
$0.48/pcsRFQ
1206J1K20392JXT Image
  • Part#:1206J1K20392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.2KV X7R 1206
  • In Stock:125164
$0.185/pcsRFQ
1210Y2K00150FCT Image
  • Part#:1210Y2K00150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2KV C0G/NP0 1210
  • In Stock:72230
$0.476/pcsRFQ
1808J2K00331MXT Image
  • Part#:1808J2K00331MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV X7R 1808
  • In Stock:138345
$0.164/pcsRFQ
1808Y0630682KCR Image
  • Part#:1808Y0630682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1808
  • In Stock:138381
$0.137/pcsRFQ
0603Y0630121KQT Image
  • Part#:0603Y0630121KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 0603
  • In Stock:174727
$0.114/pcsRFQ
1206J0251P80BFR Image
  • Part#:1206J0251P80BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 25V C0G/NP0 1206
  • In Stock:63330
$0.349/pcsRFQ
1206Y1007P50CQT Image
  • Part#:1206Y1007P50CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 100V C0G/NP0 1206
  • In Stock:91323
$0.246/pcsRFQ
2225J5000150KFT Image
  • Part#:2225J5000150KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 2225
  • In Stock:39101
$0.991/pcsRFQ
2225Y2000560GFR Image
  • Part#:2225Y2000560GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 2225
  • In Stock:13144
$2.573/pcsRFQ
  • Part#:0805Y5000822MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:285333
$0.077/pcsRFQ
0805J0160120JFT Image
  • Part#:0805J0160120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 0805
  • In Stock:234332
$0.087/pcsRFQ
1210Y2000563JXR Image
  • Part#:1210Y2000563JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 200V X7R 1210
  • In Stock:91709
$0.222/pcsRFQ
0805J1000103KDR Image
  • Part#:0805J1000103KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V X7R 0805
  • In Stock:242867
$0.081/pcsRFQ
0603J250P470BFR Image
  • Part#:0603J250P470BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 250V C0G/NP0 0603
  • In Stock:92760
$0.207/pcsRFQ
1210Y5000273KXT Image
  • Part#:1210Y5000273KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 500V X7R 1210
  • In Stock:138479
$0.137/pcsRFQ
2225J0500103FFR Image
  • Part#:2225J0500103FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 2225
  • In Stock:6198
$5.066/pcsRFQ
0805Y0100221KXR Image
  • Part#:0805Y0100221KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V X7R 0805
  • In Stock:447400
$0.049/pcsRFQ
1825Y2K50820JCT Image
  • Part#:1825Y2K50820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 2.5KV C0G/NP0 1825
  • In Stock:53512
$0.64/pcsRFQ
0805Y2000180FQT Image
  • Part#:0805Y2000180FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0805
  • In Stock:58366
$0.518/pcsRFQ
2225J0250563FCT Image
  • Part#:2225J0250563FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V C0G/NP0 2225
  • In Stock:9573
$3.898/pcsRFQ
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