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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

1825J5000222FCR Image
  • Part#:1825J5000222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1825
  • In Stock:17894
$1.957/pcsRFQ
1808Y0250120FCT Image
  • Part#:1808Y0250120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1808
  • In Stock:85323
$0.443/pcsRFQ
1825Y4K00270KCR Image
  • Part#:1825Y4K00270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 4KV C0G/NP0 1825
  • In Stock:63326
$0.302/pcsRFQ
0603J0250821FFT Image
  • Part#:0603J0250821FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 0603
  • In Stock:72143
$0.327/pcsRFQ
2220Y1K00821KFR Image
  • Part#:2220Y1K00821KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 2220
  • In Stock:43256
$0.885/pcsRFQ
1808Y0500471GCT Image
  • Part#:1808Y0500471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 1808
  • In Stock:112880
$0.203/pcsRFQ
0603Y2000270GUT Image
  • Part#:0603Y2000270GUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0603
  • In Stock:73954
$0.29/pcsRFQ
1206J1000332MXRE03 Image
  • Part#:1206J1000332MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V X7R 1206
  • In Stock:89814
$0.247/pcsRFQ
2220J0160124GFT Image
  • Part#:2220J0160124GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V C0G/NP0 2220
  • In Stock:10468
$2.958/pcsRFQ
0805Y0500682KET Image
  • Part#:0805Y0500682KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V X7R 0805
  • In Stock:240122
$0.087/pcsRFQ
1111J6300110FQT Image
  • Part#:1111J6300110FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 630V C0G/NP0 1111
  • In Stock:22444
$1.335/pcsRFQ
1210J0250681FFT Image
  • Part#:1210J0250681FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1210
  • In Stock:38457
$0.86/pcsRFQ
1825J0160155MXR Image
  • Part#:1825J0160155MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 1825
  • In Stock:43811
$0.75/pcsRFQ
1111Y250P300DQT Image
  • Part#:1111Y250P300DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 250V C0G/NP0 1111
  • In Stock:71593
$0.273/pcsRFQ
1808Y0100184KXR Image
  • Part#:1808Y0100184KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 1808
  • In Stock:113797
$0.17/pcsRFQ
1206Y0250331MDR Image
  • Part#:1206Y0250331MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V X7R 1206
  • In Stock:202226
$0.108/pcsRFQ
2220J6300152KCR Image
  • Part#:2220J6300152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V C0G/NP0 2220
  • In Stock:76153
$0.485/pcsRFQ
1808Y5000151KFR Image
  • Part#:1808Y5000151KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 1808
  • In Stock:88098
$0.232/pcsRFQ
1210Y1K00561JFR Image
  • Part#:1210Y1K00561JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1210
  • In Stock:85942
$0.226/pcsRFQ
1812Y2000102FAT Image
  • Part#:1812Y2000102FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 1812
  • In Stock:23234
$1.681/pcsRFQ
1808Y0250392MXT Image
  • Part#:1808Y0250392MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1808
  • In Stock:159710
$0.134/pcsRFQ
1206J5000100FAR Image
  • Part#:1206J5000100FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1206
  • In Stock:100212
$0.382/pcsRFQ
1206Y0250122JCT Image
  • Part#:1206Y0250122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1206
  • In Stock:225530
$0.101/pcsRFQ
1825J0160154MXT Image
  • Part#:1825J0160154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V X7R 1825
  • In Stock:54349
$0.643/pcsRFQ
1812Y0100270GCR Image
  • Part#:1812Y0100270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 10V C0G/NP0 1812
  • In Stock:83393
$0.47/pcsRFQ
1206Y0500820JAR Image
  • Part#:1206Y0500820JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1206
  • In Stock:168050
$0.117/pcsRFQ
1808J1K00181KDT Image
  • Part#:1808J1K00181KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV X7R 1808
  • In Stock:93850
$0.249/pcsRFQ
2220Y0160821FCT Image
  • Part#:2220Y0160821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 2220
  • In Stock:12085
$2.808/pcsRFQ
1808Y2K50150KCT Image
  • Part#:1808Y2K50150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2.5KV C0G/NP0 1808
  • In Stock:134303
$0.156/pcsRFQ
1206J0630910KQT Image
  • Part#:1206J0630910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 63V C0G/NP0 1206
  • In Stock:117485
$0.196/pcsRFQ
2220Y0630151GCT Image
  • Part#:2220Y0630151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 2220
  • In Stock:24774
$1.421/pcsRFQ
1825Y0160181JCT Image
  • Part#:1825Y0160181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 1825
  • In Stock:42029
$0.938/pcsRFQ
1825Y2K00181FCR Image
  • Part#:1825Y2K00181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2KV C0G/NP0 1825
  • In Stock:18221
$2.121/pcsRFQ
0805J0250184KXT Image
  • Part#:0805J0250184KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 0805
  • In Stock:278653
$0.083/pcsRFQ
1808Y0630470FFR Image
  • Part#:1808Y0630470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1808
  • In Stock:57679
$0.531/pcsRFQ
0805Y1000390KCT Image
  • Part#:0805Y1000390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 0805
  • In Stock:412024
$0.058/pcsRFQ
1206J2000100GFT Image
  • Part#:1206J2000100GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 1206
  • In Stock:91452
$0.222/pcsRFQ
1812Y0500824JER Image
  • Part#:1812Y0500824JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 50V X7R 1812
  • In Stock:40782
$0.804/pcsRFQ
2225Y0100184JXR Image
  • Part#:2225Y0100184JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 2225
  • In Stock:33585
$1.086/pcsRFQ
2225Y0160824JDT Image
  • Part#:2225Y0160824JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 2225
  • In Stock:19463
$1.756/pcsRFQ
2220J0250271FFR Image
  • Part#:2220J0250271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 2220
  • In Stock:9296
$4.123/pcsRFQ
1808J1K20392KXR Image
  • Part#:1808J1K20392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.2KV X7R 1808
  • In Stock:129386
$0.159/pcsRFQ
0603Y0500332MDR Image
  • Part#:0603Y0500332MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V X7R 0603
  • In Stock:324834
$0.061/pcsRFQ
1210Y0160331KFT Image
  • Part#:1210Y0160331KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 1210
  • In Stock:88066
$0.255/pcsRFQ
1808J0100562FCR Image
  • Part#:1808J0100562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V C0G/NP0 1808
  • In Stock:89030
$0.395/pcsRFQ
2225Y0160274KDT Image
  • Part#:2225Y0160274KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 2225
  • In Stock:25684
$1.303/pcsRFQ
0805Y2500101JQT Image
  • Part#:0805Y2500101JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 0805
  • In Stock:86726
$0.226/pcsRFQ
1808J0630682JFT Image
  • Part#:1808J0630682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1808
  • In Stock:90180
$0.228/pcsRFQ
2220Y6300154MXT Image
  • Part#:2220Y6300154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 630V X7R 2220
  • In Stock:49258
$0.674/pcsRFQ
0805Y0630222JCR Image
  • Part#:0805Y0630222JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 0805
  • In Stock:247872
$0.09/pcsRFQ
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