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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

0805Y2000331MER Image
  • Part#:0805Y2000331MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V X7R 0805
  • In Stock:229778
$0.088/pcsRFQ
1210Y0500330KFT Image
  • Part#:1210Y0500330KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1210
  • In Stock:89693
$0.25/pcsRFQ
1812J1K00181FAT Image
  • Part#:1812J1K00181FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1812
  • In Stock:31435
$1.099/pcsRFQ
2220J0250154JDT Image
  • Part#:2220J0250154JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V X7R 2220
  • In Stock:29730
$1.16/pcsRFQ
0805J0100562MXR Image
  • Part#:0805J0100562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V X7R 0805
  • In Stock:433316
$0.051/pcsRFQ
1206Y0500120JFT Image
  • Part#:1206Y0500120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1206
  • In Stock:186083
$0.124/pcsRFQ
1808Y1000102FCR Image
  • Part#:1808Y1000102FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1808
  • In Stock:90011
$0.432/pcsRFQ
1808Y0630101GFT Image
  • Part#:1808Y0630101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1808
  • In Stock:80478
$0.297/pcsRFQ
1812J0630123FCR Image
  • Part#:1812J0630123FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1812
  • In Stock:25260
$1.177/pcsRFQ
1808JA250270GCRSPU Image
  • Part#:1808JA250270GCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1808
  • In Stock:61279
$0.35/pcsRFQ
1206J0160182KXR Image
  • Part#:1206J0160182KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V X7R 1206
  • In Stock:275616
$0.071/pcsRFQ
2220J2000272JCT Image
  • Part#:2220J2000272JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 2220
  • In Stock:41414
$0.744/pcsRFQ
1812YA250221KXTPY2 Image
  • Part#:1812YA250221KXTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V X7R 1812
  • In Stock:94539
$0.391/pcsRFQ
1206J1K01P50CFT Image
  • Part#:1206J1K01P50CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 1KV C0G/NP0 1206
  • In Stock:108610
$0.216/pcsRFQ
1812Y6300471FCT Image
  • Part#:1812Y6300471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1812
  • In Stock:41485
$0.79/pcsRFQ
2225J2000560JFT Image
  • Part#:2225J2000560JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 2225
  • In Stock:28278
$1.253/pcsRFQ
2211YA250331MXRSPU Image
  • Part#:2211YA250331MXRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V X7R 2211
  • In Stock:83173
$0.365/pcsRFQ
1825Y6300683KXT Image
  • Part#:1825Y6300683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 630V X7R 1825
  • In Stock:43456
$0.81/pcsRFQ
1210Y0250392KXR Image
  • Part#:1210Y0250392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1210
  • In Stock:153632
$0.142/pcsRFQ
1206J1000273JDT Image
  • Part#:1206J1000273JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 1206
  • In Stock:132712
$0.152/pcsRFQ
2225J0500100GCT Image
  • Part#:2225J0500100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 2225
  • In Stock:21963
$1.423/pcsRFQ
1812J1000100FFR Image
  • Part#:1812J1000100FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1812
  • In Stock:26174
$1.311/pcsRFQ
1206J0630182GCT Image
  • Part#:1206J0630182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1206
  • In Stock:124492
$0.172/pcsRFQ
1111Y2500470GQT Image
  • Part#:1111Y2500470GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1111
  • In Stock:58273
$0.566/pcsRFQ
0805Y2500472JXR Image
  • Part#:0805Y2500472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 0805
  • In Stock:281884
$0.076/pcsRFQ
1111Y2500751JQT Image
  • Part#:1111Y2500751JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 750PF 250V C0G/NP0 1111
  • In Stock:69409
$0.568/pcsRFQ
  • Part#:0805Y2000270KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0805
  • In Stock:327614
$0.071/pcsRFQ
1210J5000120FAT Image
  • Part#:1210J5000120FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1210
  • In Stock:61769
$0.598/pcsRFQ
1825Y1K00393KXR Image
  • Part#:1825Y1K00393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 1KV X7R 1825
  • In Stock:48406
$0.77/pcsRFQ
0603J0160562MXT Image
  • Part#:0603J0160562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 0603
  • In Stock:529683
$0.045/pcsRFQ
1808J0630561JXR Image
  • Part#:1808J0630561JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V X7R 1808
  • In Stock:147987
$0.16/pcsRFQ
1812Y5000222FAR Image
  • Part#:1812Y5000222FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1812
  • In Stock:32130
$1.132/pcsRFQ
1206J2K00330FCR Image
  • Part#:1206J2K00330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 2KV C0G/NP0 1206
  • In Stock:73176
$0.304/pcsRFQ
2220J6300332KXT Image
  • Part#:2220J6300332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V X7R 2220
  • In Stock:85043
$0.462/pcsRFQ
2220JA250471MXTB16 Image
  • Part#:2220JA250471MXTB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 2220
  • In Stock:65056
$0.354/pcsRFQ
1812Y2K00471FCR Image
  • Part#:1812Y2K00471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2KV C0G/NP0 1812
  • In Stock:29783
$1.149/pcsRFQ
1210J1K20391FCT Image
  • Part#:1210J1K20391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.2KV C0G/NP0 1210
  • In Stock:58623
$0.633/pcsRFQ
1206Y5000821GFR Image
  • Part#:1206Y5000821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1206
  • In Stock:71731
$0.279/pcsRFQ
2225Y5000391JCT Image
  • Part#:2225Y5000391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 2225
  • In Stock:37292
$0.839/pcsRFQ
1808J0160152KCR Image
  • Part#:1808J0160152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 1808
  • In Stock:195240
$0.105/pcsRFQ
0603Y2000562JXR Image
  • Part#:0603Y2000562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V X7R 0603
  • In Stock:298157
$0.066/pcsRFQ
2220Y0100474MXT Image
  • Part#:2220Y0100474MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 10V X7R 2220
  • In Stock:48189
$0.809/pcsRFQ
1210Y0503P90BCR Image
  • Part#:1210Y0503P90BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 50V C0G/NP0 1210
  • In Stock:88201
$0.372/pcsRFQ
  • Part#:0603J0160120KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 0603
  • In Stock:293120
$0.081/pcsRFQ
2220Y1K20102MXR Image
  • Part#:2220Y1K20102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.2KV X7R 2220
  • In Stock:74495
$0.436/pcsRFQ
0805Y0500154KXR Image
  • Part#:0805Y0500154KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 0805
  • In Stock:252694
$0.078/pcsRFQ
1206J0630102GCR Image
  • Part#:1206J0630102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1206
  • In Stock:154299
$0.154/pcsRFQ
2225J0100221FCT Image
  • Part#:2225J0100221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V C0G/NP0 2225
  • In Stock:11469
$3.227/pcsRFQ
0805Y2500180FFT Image
  • Part#:0805Y2500180FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 0805
  • In Stock:64029
$0.303/pcsRFQ
0603J2000430FQT Image
  • Part#:0603J2000430FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 200V C0G/NP0 0603
  • In Stock:72216
$0.303/pcsRFQ
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