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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

2225J5000334KDT Image
  • Part#:2225J5000334KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 500V X7R 2225
  • In Stock:31714
$1.221/pcsRFQ
1206J1K00470JAR Image
  • Part#:1206J1K00470JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1000V C0G/NP0 1206
  • In Stock:137862
$0.14/pcsRFQ
0805J0250151KDR Image
  • Part#:0805J0250151KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V X7R 0805
  • In Stock:306284
$0.072/pcsRFQ
1808Y6300332KXT Image
  • Part#:1808Y6300332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V X7R 1808
  • In Stock:84239
$0.236/pcsRFQ
0603J1505P60CQT Image
  • Part#:0603J1505P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 150V C0G/NP0 0603
  • In Stock:187315
$0.113/pcsRFQ
1808J2K56P80CCR Image
  • Part#:1808J2K56P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 2.5KV C0G/NP0 1808
  • In Stock:109271
$0.208/pcsRFQ
2220Y1000682JFT Image
  • Part#:2220Y1000682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 2220
  • In Stock:30487
$1.144/pcsRFQ
1808Y0250824MDT Image
  • Part#:1808Y0250824MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 25V X7R 1808
  • In Stock:63668
$0.351/pcsRFQ
1111Y2501P40BQT Image
  • Part#:1111Y2501P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 250V C0G/NP0 1111
  • In Stock:82856
$0.285/pcsRFQ
0603Y2000331JER Image
  • Part#:0603Y2000331JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V X7R 0603
  • In Stock:266027
$0.073/pcsRFQ
0805J2000151FUT Image
  • Part#:0805J2000151FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 0805
  • In Stock:52251
$0.653/pcsRFQ
1206J0161P20DFR Image
  • Part#:1206J0161P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 16V C0G/NP0 1206
  • In Stock:192037
$0.111/pcsRFQ
1206Y0630153KXR Image
  • Part#:1206Y0630153KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 1206
  • In Stock:282238
$0.075/pcsRFQ
2225Y2K00330JCT Image
  • Part#:2225Y2K00330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 2KV C0G/NP0 2225
  • In Stock:41186
$0.815/pcsRFQ
1206Y1K00391KDR Image
  • Part#:1206Y1K00391KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 1206
  • In Stock:200928
$0.112/pcsRFQ
1808Y0500270JCR Image
  • Part#:1808Y0500270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 1808
  • In Stock:168165
$0.118/pcsRFQ
1111J630P700DQT Image
  • Part#:1111J630P700DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 630V C0G/NP0 1111
  • In Stock:87836
$0.275/pcsRFQ
0603Y2500820FCT Image
  • Part#:0603Y2500820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 0603
  • In Stock:113539
$0.195/pcsRFQ
0603J0250332MDT Image
  • Part#:0603J0250332MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V X7R 0603
  • In Stock:391525
$0.06/pcsRFQ
0805Y1000102FFR Image
  • Part#:0805Y1000102FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 0805
  • In Stock:82850
$0.367/pcsRFQ
0505J0630510KQT Image
  • Part#:0505J0630510KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 63V C0G/NP0 0505
  • In Stock:132230
$0.172/pcsRFQ
060322001P50BQTLSM Image
  • Part#:060322001P50BQTLSM
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 200V C0G/NP0 0603
  • In Stock:351569
$0.059/pcsRFQ
0505J0630121JQT Image
  • Part#:0505J0630121JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 0505
  • In Stock:90269
$0.21/pcsRFQ
1206J2500111JQT Image
  • Part#:1206J2500111JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 250V C0G/NP0 1206
  • In Stock:112435
$0.206/pcsRFQ
0603J0501P00CCT Image
  • Part#:0603J0501P00CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 50V C0G/NP0 0603
  • In Stock:262617
$0.072/pcsRFQ
  • Part#:0805J2500471JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 0805
  • In Stock:334517
$0.068/pcsRFQ
2225J1000390KFT Image
  • Part#:2225J1000390KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 2225
  • In Stock:30289
$1.11/pcsRFQ
1808Y1K00222KDR Image
  • Part#:1808Y1K00222KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV X7R 1808
  • In Stock:77517
$0.253/pcsRFQ
1808Y6300152JXR Image
  • Part#:1808Y6300152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V X7R 1808
  • In Stock:79967
$0.273/pcsRFQ
0603J0160560GFT Image
  • Part#:0603J0160560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 0603
  • In Stock:148288
$0.159/pcsRFQ
1812Y2500184KXT Image
  • Part#:1812Y2500184KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 250V X7R 1812
  • In Stock:73624
$0.444/pcsRFQ
0805Y1000330JAR Image
  • Part#:0805Y1000330JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 0805
  • In Stock:266208
$0.077/pcsRFQ
1210Y0630681KFT Image
  • Part#:1210Y0630681KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 1210
  • In Stock:81699
$0.253/pcsRFQ
0805Y5000470GCR Image
  • Part#:0805Y5000470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 0805
  • In Stock:230087
$0.09/pcsRFQ
1808Y0500273GCR Image
  • Part#:1808Y0500273GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V C0G/NP0 1808
  • In Stock:75917
$0.479/pcsRFQ
0603Y0630152KXR Image
  • Part#:0603Y0630152KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V X7R 0603
  • In Stock:472012
$0.044/pcsRFQ
1206J5005P60CFR Image
  • Part#:1206J5005P60CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 1206
  • In Stock:116363
$0.183/pcsRFQ
1812Y0250221JFR Image
  • Part#:1812Y0250221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 1812
  • In Stock:89762
$0.424/pcsRFQ
1210J2500124KXR Image
  • Part#:1210J2500124KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 250V X7R 1210
  • In Stock:87686
$0.233/pcsRFQ
1812Y0630123GCT Image
  • Part#:1812Y0630123GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1812
  • In Stock:46332
$0.714/pcsRFQ
1808Y0250682MXR Image
  • Part#:1808Y0250682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 1808
  • In Stock:168884
$0.135/pcsRFQ
1808Y4K00330GCT Image
  • Part#:1808Y4K00330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 4KV C0G/NP0 1808
  • In Stock:79985
$0.248/pcsRFQ
1210Y1K00561GAR Image
  • Part#:1210Y1K00561GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1210
  • In Stock:86391
$0.402/pcsRFQ
1206Y2003P30BCR Image
  • Part#:1206Y2003P30BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 200V C0G/NP0 1206
  • In Stock:92447
$0.23/pcsRFQ
2220J0500391FCR Image
  • Part#:2220J0500391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 2220
  • In Stock:14805
$2.304/pcsRFQ
  • Part#:1808J0500181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:224642
$0.089/pcsRFQ
0603J010P820DCR Image
  • Part#:0603J010P820DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 10V C0G/NP0 0603
  • In Stock:379052
$0.061/pcsRFQ
1210Y1000182GCR Image
  • Part#:1210Y1000182GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 1210
  • In Stock:62280
$0.317/pcsRFQ
1111J5000430FQT Image
  • Part#:1111J5000430FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 500V C0G/NP0 1111
  • In Stock:25240
$1.302/pcsRFQ
0805J5000330JAT Image
  • Part#:0805J5000330JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 0805
  • In Stock:265424
$0.081/pcsRFQ
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