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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

2225Y0250393JFT Image
  • Part#:2225Y0250393JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V C0G/NP0 2225
  • In Stock:19388
$1.763/pcsRFQ
1808Y0250220KFR Image
  • Part#:1808Y0250220KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 1808
  • In Stock:124069
$0.164/pcsRFQ
  • Part#:1210Y0250471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 1210
  • In Stock:42734
$0.71/pcsRFQ
2220Y0100565JXT Image
  • Part#:2220Y0100565JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6UF 10V X7R 2220
  • In Stock:18549
$1.867/pcsRFQ
2225Y5000103JFT Image
  • Part#:2225Y5000103JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V C0G 2225
  • In Stock:17152
$1.84/pcsRFQ
1812Y1000822GCT Image
  • Part#:1812Y1000822GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 1812
  • In Stock:51793
$0.689/pcsRFQ
2220Y1000153KXT Image
  • Part#:2220Y1000153KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V X7R 2220
  • In Stock:50813
$0.715/pcsRFQ
0603J2500221KXR Image
  • Part#:0603J2500221KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V X7R 0603
  • In Stock:555945
$0.043/pcsRFQ
0805Y0160682GCR Image
  • Part#:0805Y0160682GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 0805
  • In Stock:104716
$0.183/pcsRFQ
1808Y2K50151GCT Image
  • Part#:1808Y2K50151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2.5KV C0G/NP0 1808
  • In Stock:82043
$0.381/pcsRFQ
0603J0160332JDT Image
  • Part#:0603J0160332JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V X7R 0603
  • In Stock:251087
$0.083/pcsRFQ
1812J0250272GFT Image
  • Part#:1812J0250272GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 1812
  • In Stock:49735
$0.733/pcsRFQ
1206J1K58P20BCT Image
  • Part#:1206J1K58P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 1.5KV C0G/NP0 1206
  • In Stock:69996
$0.309/pcsRFQ
0805Y0160183JXR Image
  • Part#:0805Y0160183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V X7R 0805
  • In Stock:253556
$0.077/pcsRFQ
0505J300P500HQT Image
  • Part#:0505J300P500HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 300V C0G/NP0 0505
  • In Stock:70817
$0.302/pcsRFQ
2225Y0250393KCR Image
  • Part#:2225Y0250393KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V C0G/NP0 2225
  • In Stock:33780
$1.098/pcsRFQ
2225Y2500680KFT Image
  • Part#:2225Y2500680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 2225
  • In Stock:21321
$1.399/pcsRFQ
2225J1K00331JCR Image
  • Part#:2225J1K00331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV C0G/NP0 2225
  • In Stock:51937
$0.663/pcsRFQ
1812Y1000120JAR Image
  • Part#:1812Y1000120JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 1812
  • In Stock:64035
$0.509/pcsRFQ
1210Y0500824KDR Image
  • Part#:1210Y0500824KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 50V X7R 1210
  • In Stock:86480
$0.454/pcsRFQ
1808J2K50121KXR Image
  • Part#:1808J2K50121KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 2.5KV X7R 1808
  • In Stock:114570
$0.174/pcsRFQ
2225J6300183MXT Image
  • Part#:2225J6300183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 630V X7R 2225
  • In Stock:48868
$0.639/pcsRFQ
0805J0160121KDR Image
  • Part#:0805J0160121KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V X7R 0805
  • In Stock:266399
$0.072/pcsRFQ
1825J2K50821MXT Image
  • Part#:1825J2K50821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 1825
  • In Stock:63068
$0.482/pcsRFQ
0805Y200P500BQT Image
  • Part#:0805Y200P500BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 200V C0G/NP0 0805
  • In Stock:138466
$0.158/pcsRFQ
1206J0250181KFT Image
  • Part#:1206J0250181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1206
  • In Stock:156858
$0.123/pcsRFQ
1206J1000393MXTE03 Image
  • Part#:1206J1000393MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 1206
  • In Stock:77549
$0.267/pcsRFQ
  • Part#:1206Y0500821KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:66479
$0.303/pcsRFQ
1825Y1K20332JXT Image
  • Part#:1825Y1K20332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV X7R 1825
  • In Stock:45844
$0.856/pcsRFQ
1812J0250273JCR Image
  • Part#:1812J0250273JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 1812
  • In Stock:83263
$0.382/pcsRFQ
2220Y5000473KXR Image
  • Part#:2220Y5000473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 500V X7R 2220
  • In Stock:62371
$0.514/pcsRFQ
1206J1K03P90CFR Image
  • Part#:1206J1K03P90CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1KV C0G/NP0 1206
  • In Stock:103130
$0.199/pcsRFQ
0505Y2501P80BQT Image
  • Part#:0505Y2501P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 250V C0G/NP0 0505
  • In Stock:96432
$0.198/pcsRFQ
1206J6300390KCR Image
  • Part#:1206J6300390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 630V C0G/NP0 1206
  • In Stock:285353
$0.075/pcsRFQ
1210Y0500683MXT Image
  • Part#:1210Y0500683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V X7R 1210
  • In Stock:139786
$0.151/pcsRFQ
1206Y1500561JQT Image
  • Part#:1206Y1500561JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 150V C0G/NP0 1206
  • In Stock:74415
$0.311/pcsRFQ
2225Y1000474MDT Image
  • Part#:2225Y1000474MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 2225
  • In Stock:25347
$1.353/pcsRFQ
1206J0500682FFT Image
  • Part#:1206J0500682FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V C0G/NP0 1206
  • In Stock:47213
$0.645/pcsRFQ
2220Y1K20393JXT Image
  • Part#:2220Y1K20393JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 1.2KV X7R 2220
  • In Stock:39010
$0.99/pcsRFQ
1812Y0100394KXR Image
  • Part#:1812Y0100394KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 10V X7R 1812
  • In Stock:64664
$0.343/pcsRFQ
2225J2K00102MXR Image
  • Part#:2225J2K00102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV X7R 2225
  • In Stock:57192
$0.539/pcsRFQ
0805Y2503P90HQT Image
  • Part#:0805Y2503P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 0805
  • In Stock:82047
$0.429/pcsRFQ
0603J0500101MXT Image
  • Part#:0603J0500101MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 0603
  • In Stock:481858
$0.048/pcsRFQ
2220Y0100820FCR Image
  • Part#:2220Y0100820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 2220
  • In Stock:10962
$2.749/pcsRFQ
2225J6K00331KCT Image
  • Part#:2225J6K00331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 6KV C0G/NP0 2225
  • In Stock:62088
$0.564/pcsRFQ
1812Y5000393KET Image
  • Part#:1812Y5000393KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 1812
  • In Stock:89532
$0.409/pcsRFQ
2220J1K00101KCR Image
  • Part#:2220J1K00101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 2220
  • In Stock:70868
$0.439/pcsRFQ
1808J2500821FCT Image
  • Part#:1808J2500821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1808
  • In Stock:68988
$0.437/pcsRFQ
1812Y1K00221MXR Image
  • Part#:1812Y1K00221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV X7R 1812
  • In Stock:72435
$0.27/pcsRFQ
2225Y3K00562MXT Image
  • Part#:2225Y3K00562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 3KV X7R 2225
  • In Stock:36115
$0.975/pcsRFQ
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