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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

2225Y0160151GCR Image
  • Part#:2225Y0160151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 2225
  • In Stock:18654
$1.822/pcsRFQ
2220J0500150FCT Image
  • Part#:2220J0500150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 2220
  • In Stock:11758
$2.531/pcsRFQ
1111J2003P30CQT Image
  • Part#:1111J2003P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 200V C0G/NP0 1111
  • In Stock:71690
$0.304/pcsRFQ
1210J1K50390KCT Image
  • Part#:1210J1K50390KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 1210
  • In Stock:203155
$0.112/pcsRFQ
1210J2K00120FCT Image
  • Part#:1210J2K00120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 1210
  • In Stock:81238
$0.451/pcsRFQ
  • Part#:1808Y2K50221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:191010
$0.098/pcsRFQ
0603J0250560KCR Image
  • Part#:0603J0250560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 0603
  • In Stock:329687
$0.059/pcsRFQ
1825J6300183MXR Image
  • Part#:1825J6300183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 630V X7R 1825
  • In Stock:68059
$0.509/pcsRFQ
0805Y2000391MXR Image
  • Part#:0805Y2000391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V X7R 0805
  • In Stock:397481
$0.06/pcsRFQ
0603Y250P500BUT Image
  • Part#:0603Y250P500BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 250V C0G/NP0 0603
  • In Stock:231496
$0.092/pcsRFQ
1206Y0250271JCR Image
  • Part#:1206Y0250271JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1206
  • In Stock:259206
$0.086/pcsRFQ
1111J2504P70HQT Image
  • Part#:1111J2504P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1111
  • In Stock:28859
$1.085/pcsRFQ
0603J050P820BCR Image
  • Part#:0603J050P820BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 50V C0G/NP0 0603
  • In Stock:146565
$0.146/pcsRFQ
1206J5002P20CCR Image
  • Part#:1206J5002P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 1206
  • In Stock:191594
$0.125/pcsRFQ
2225Y2500271KCT Image
  • Part#:2225Y2500271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 2225
  • In Stock:36904
$0.949/pcsRFQ
1812Y0250181FCR Image
  • Part#:1812Y0250181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1812
  • In Stock:35883
$1.011/pcsRFQ
1111J150P900HQT Image
  • Part#:1111J150P900HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 150V C0G/NP0 1111
  • In Stock:81552
$0.456/pcsRFQ
1812Y1K00222KAT Image
  • Part#:1812Y1K00222KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV C0G/NP0 1812
  • In Stock:65158
$0.568/pcsRFQ
1808Y0250181KXT Image
  • Part#:1808Y0250181KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V X7R 1808
  • In Stock:180545
$0.122/pcsRFQ
1210J1000100GFR Image
  • Part#:1210J1000100GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1210
  • In Stock:93434
$0.414/pcsRFQ
1812J6300154KXR Image
  • Part#:1812J6300154KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 630V X7R 1812
  • In Stock:55200
$0.553/pcsRFQ
1206Y2003P90DCR Image
  • Part#:1206Y2003P90DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 1206
  • In Stock:271057
$0.075/pcsRFQ
2220J0500271GFR Image
  • Part#:2220J0500271GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 2220
  • In Stock:15925
$2.036/pcsRFQ
1206Y5000151JET Image
  • Part#:1206Y5000151JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V X7R 1206
  • In Stock:140687
$0.142/pcsRFQ
1206J1K20103JXT Image
  • Part#:1206J1K20103JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1.2KV X7R 1206
  • In Stock:111529
$0.202/pcsRFQ
1812Y1000273FCT Image
  • Part#:1812Y1000273FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V C0G 1812
  • In Stock:18329
$2.011/pcsRFQ
2220Y0250563GCT Image
  • Part#:2220Y0250563GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V C0G/NP0 2220
  • In Stock:16182
$1.955/pcsRFQ
  • Part#:1206J1000220MCTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1206
  • In Stock:91240
$0.256/pcsRFQ
1410Y1000272MXTE03 Image
  • Part#:1410Y1000272MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 1410
  • In Stock:57741
$0.328/pcsRFQ
2220J5K00221KXT Image
  • Part#:2220J5K00221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 5KV X7R 2220
  • In Stock:84232
$0.27/pcsRFQ
1812J0160564MXR Image
  • Part#:1812J0160564MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 16V X7R 1812
  • In Stock:73194
$0.28/pcsRFQ
1206Y2000820KAT Image
  • Part#:1206Y2000820KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 1206
  • In Stock:163483
$0.123/pcsRFQ
1825Y0100683KXR Image
  • Part#:1825Y0100683KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 10V X7R 1825
  • In Stock:53869
$0.724/pcsRFQ
1812Y1000271JCR Image
  • Part#:1812Y1000271JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1812
  • In Stock:76087
$0.301/pcsRFQ
1812Y0160183FFR Image
  • Part#:1812Y0160183FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 16V C0G/NP0 1812
  • In Stock:16900
$1.999/pcsRFQ
0805Y2501P90HQT Image
  • Part#:0805Y2501P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 250V C0G/NP0 0805
  • In Stock:72082
$0.275/pcsRFQ
1206Y1504P00BQT Image
  • Part#:1206Y1504P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 150V C0G/NP0 1206
  • In Stock:72199
$0.33/pcsRFQ
0805Y0250103FCR Image
  • Part#:0805Y0250103FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 0805
  • In Stock:60653
$0.34/pcsRFQ
1206Y1K01P00DAR Image
  • Part#:1206Y1K01P00DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1KV C0G/NP0 1206
  • In Stock:161413
$0.126/pcsRFQ
1206Y0160272JFR Image
  • Part#:1206Y0160272JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1206
  • In Stock:137442
$0.148/pcsRFQ
1210J2K04P70DCT Image
  • Part#:1210J2K04P70DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 2KV C0G/NP0 1210
  • In Stock:143469
$0.135/pcsRFQ
1206Y1000392KDR Image
  • Part#:1206Y1000392KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V X7R 1206
  • In Stock:180467
$0.108/pcsRFQ
1206J0160272GFR Image
  • Part#:1206J0160272GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1206
  • In Stock:82726
$0.253/pcsRFQ
2225Y5000391KFT Image
  • Part#:2225Y5000391KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 2225
  • In Stock:28231
$1.193/pcsRFQ
1808Y2K50101MXR Image
  • Part#:1808Y2K50101MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2.5KV X7R 1808
  • In Stock:142245
$0.168/pcsRFQ
2220J0160223KXR Image
  • Part#:2220J0160223KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V X7R 2220
  • In Stock:56948
$0.593/pcsRFQ
1206Y0160270KCT Image
  • Part#:1206Y0160270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1206
  • In Stock:297986
$0.078/pcsRFQ
1206J2500393JXT Image
  • Part#:1206J2500393JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 250V X7R 1206
  • In Stock:156459
$0.137/pcsRFQ
1812Y0630470GAT Image
  • Part#:1812Y0630470GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1812
  • In Stock:40463
$0.748/pcsRFQ
1210Y0500472JCR Image
  • Part#:1210Y0500472JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1210
  • In Stock:113757
$0.181/pcsRFQ
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