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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

1808J1K50122MXR Image
  • Part#:1808J1K50122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.5KV X7R 1808
  • In Stock:178752
$0.117/pcsRFQ
0603J0160153MDR Image
  • Part#:0603J0160153MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 0603
  • In Stock:292739
$0.067/pcsRFQ
1812J0160222KFR Image
  • Part#:1812J0160222KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 1812
  • In Stock:65032
$0.355/pcsRFQ
1210Y1000471JCT Image
  • Part#:1210Y1000471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1210
  • In Stock:126491
$0.172/pcsRFQ
1210J0160183FFT Image
  • Part#:1210J0160183FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 1210
  • In Stock:28942
$1.304/pcsRFQ
2220Y0160121KFT Image
  • Part#:2220Y0160121KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 2220
  • In Stock:26641
$1.198/pcsRFQ
1825Y1K00101JCT Image
  • Part#:1825Y1K00101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1825
  • In Stock:47908
$0.621/pcsRFQ
  • Part#:1825Y0160180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:11826
$2.589/pcsRFQ
1808Y0500470JCR Image
  • Part#:1808Y0500470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1808
  • In Stock:174064
$0.116/pcsRFQ
2225J0160152KFR Image
  • Part#:2225J0160152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 2225
  • In Stock:28500
$1.226/pcsRFQ
1206J1K20682KXR Image
  • Part#:1206J1K20682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1.2KV X7R 1206
  • In Stock:260703
$0.091/pcsRFQ
1812J1K00151JXR Image
  • Part#:1812J1K00151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV X7R 1812
  • In Stock:71255
$0.303/pcsRFQ
1206Y2000821MDT Image
  • Part#:1206Y2000821MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V X7R 1206
  • In Stock:179062
$0.113/pcsRFQ
1825Y2K00821GCT Image
  • Part#:1825Y2K00821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2KV C0G/NP0 1825
  • In Stock:25046
$1.386/pcsRFQ
0805Y2500221JFR Image
  • Part#:0805Y2500221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 0805
  • In Stock:199246
$0.103/pcsRFQ
1206Y0250180FCR Image
  • Part#:1206Y0250180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 1206
  • In Stock:73870
$0.27/pcsRFQ
1206J1000334JXR Image
  • Part#:1206J1000334JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1206
  • In Stock:114497
$0.169/pcsRFQ
1825J0500124MXR Image
  • Part#:1825J0500124MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 1825
  • In Stock:48181
$0.713/pcsRFQ
1111J1500300FQT Image
  • Part#:1111J1500300FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 150V C0G/NP0 1111
  • In Stock:24441
$1.435/pcsRFQ
1808YA250100FCRSY2 Image
  • Part#:1808YA250100FCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1808
  • In Stock:36642
$1.076/pcsRFQ
1812J0100392JCT Image
  • Part#:1812J0100392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 10V C0G/NP0 1812
  • In Stock:81991
$0.293/pcsRFQ
1206Y1K00120FFR Image
  • Part#:1206Y1K00120FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1206
  • In Stock:83573
$0.467/pcsRFQ
1825Y0500270GCR Image
  • Part#:1825Y0500270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 1825
  • In Stock:20365
$1.571/pcsRFQ
2225J2K00271KCT Image
  • Part#:2225J2K00271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV C0G/NP0 2225
  • In Stock:47796
$0.664/pcsRFQ
2220Y2K00221KXT Image
  • Part#:2220Y2K00221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2KV X7R 2220
  • In Stock:65624
$0.553/pcsRFQ
2220J1000153KFR Image
  • Part#:2220J1000153KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V C0G 2220
  • In Stock:32854
$1.191/pcsRFQ
2220J1000393KDT Image
  • Part#:2220J1000393KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V X7R 2220
  • In Stock:40178
$0.905/pcsRFQ
0603Y5000560GCR Image
  • Part#:0603Y5000560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 0603
  • In Stock:246833
$0.097/pcsRFQ
  • Part#:1808J0630330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:223696
$0.103/pcsRFQ
1111Y2K00300JQT Image
  • Part#:1111Y2K00300JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 2000V C0G/NP0 1111
  • In Stock:55543
$0.337/pcsRFQ
0603Y2000330JUT Image
  • Part#:0603Y2000330JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 0603
  • In Stock:149717
$0.139/pcsRFQ
0603J0630182MXR Image
  • Part#:0603J0630182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V X7R 0603
  • In Stock:551973
$0.044/pcsRFQ
0805J5000150FCR Image
  • Part#:0805J5000150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 0805
  • In Stock:147717
$0.164/pcsRFQ
1206J1000562KAR Image
  • Part#:1206J1000562KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1206
  • In Stock:98516
$0.216/pcsRFQ
0805J1000152KAR Image
  • Part#:0805J1000152KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 0805
  • In Stock:174717
$0.121/pcsRFQ
1808Y0500154JXT Image
  • Part#:1808Y0500154JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 1808
  • In Stock:88543
$0.224/pcsRFQ
0805Y1003P30CCR Image
  • Part#:0805Y1003P30CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 100V C0G/NP0 0805
  • In Stock:261254
$0.084/pcsRFQ
1210Y2K00470KCR Image
  • Part#:1210Y2K00470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 1210
  • In Stock:163835
$0.129/pcsRFQ
2225Y0160390KFR Image
  • Part#:2225Y0160390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 2225
  • In Stock:27358
$1.436/pcsRFQ
1812Y2500563KXT Image
  • Part#:1812Y2500563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 250V X7R 1812
  • In Stock:61687
$0.324/pcsRFQ
1825Y6300221JCT Image
  • Part#:1825Y6300221JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V C0G/NP0 1825
  • In Stock:51444
$0.688/pcsRFQ
1812J0630152KCT Image
  • Part#:1812J0630152KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1812
  • In Stock:79668
$0.271/pcsRFQ
1812J0500820FCR Image
  • Part#:1812J0500820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1812
  • In Stock:42768
$0.917/pcsRFQ
1825J1K20122MXR Image
  • Part#:1825J1K20122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 1825
  • In Stock:78008
$0.429/pcsRFQ
1812Y1000560FCR Image
  • Part#:1812Y1000560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 1812
  • In Stock:40036
$0.903/pcsRFQ
1206Y2000391JAT Image
  • Part#:1206Y2000391JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1206
  • In Stock:137129
$0.145/pcsRFQ
  • Part#:1812J6300184JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:41682
$0.76/pcsRFQ
2225Y0500150FFR Image
  • Part#:2225Y0500150FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 2225
  • In Stock:8106
$4.573/pcsRFQ
1812J5000562KDT Image
  • Part#:1812J5000562KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 1812
  • In Stock:80768
$0.383/pcsRFQ
2220J5000152MDT Image
  • Part#:2220J5000152MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V X7R 2220
  • In Stock:59565
$0.585/pcsRFQ
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