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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

1210Y0500472KXR Image
  • Part#:1210Y0500472KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 1210
  • In Stock:133667
$0.147/pcsRFQ
0603Y2500430JUT Image
  • Part#:0603Y2500430JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 250V C0G/NP0 0603
  • In Stock:166543
$0.143/pcsRFQ
0805Y0504P70DFT Image
  • Part#:0805Y0504P70DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 0805
  • In Stock:277743
$0.083/pcsRFQ
1808Y1K00392KXR Image
  • Part#:1808Y1K00392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV X7R 1808
  • In Stock:149156
$0.148/pcsRFQ
0805J2504P70CFR Image
  • Part#:0805J2504P70CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 0805
  • In Stock:148103
$0.128/pcsRFQ
2225Y0160123FFT Image
  • Part#:2225Y0160123FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 2225
  • In Stock:5387
$5.559/pcsRFQ
0603J1500360FQT Image
  • Part#:0603J1500360FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 150V C0G/NP0 0603
  • In Stock:73191
$0.307/pcsRFQ
0603Y0502P40DQT Image
  • Part#:0603Y0502P40DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 50V C0G/NP0 0603
  • In Stock:242240
$0.092/pcsRFQ
2225J2000562FCR Image
  • Part#:2225J2000562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 2225
  • In Stock:8792
$3.832/pcsRFQ
1808YA250681JXTPY2 Image
  • Part#:1808YA250681JXTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 1808
  • In Stock:74776
$0.441/pcsRFQ
1206Y0160121FFR Image
  • Part#:1206Y0160121FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1206
  • In Stock:88554
$0.439/pcsRFQ
1210Y0100104JCR Image
  • Part#:1210Y0100104JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V C0G/NP0 1210
  • In Stock:78009
$0.423/pcsRFQ
1111J1000621JQT Image
  • Part#:1111J1000621JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 620PF 100V C0G/NP0 1111
  • In Stock:79632
$0.436/pcsRFQ
0805Y0100180GCR Image
  • Part#:0805Y0100180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 10V C0G/NP0 0805
  • In Stock:240317
$0.092/pcsRFQ
1206J5000270GCT Image
  • Part#:1206J5000270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:173806
$0.118/pcsRFQ
0603J0500101JDR Image
  • Part#:0603J0500101JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 0603
  • In Stock:252019
$0.075/pcsRFQ
1808J1000102KFR Image
  • Part#:1808J1000102KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1808
  • In Stock:111112
$0.184/pcsRFQ
2220J1000121KFR Image
  • Part#:2220J1000121KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 2220
  • In Stock:35165
$1.004/pcsRFQ
1206J6300181KAT Image
  • Part#:1206J6300181KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 630V C0G/NP0 1206
  • In Stock:203425
$0.117/pcsRFQ
1210Y0630222FCR Image
  • Part#:1210Y0630222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1210
  • In Stock:65336
$0.6/pcsRFQ
0603Y100P820CFR Image
  • Part#:0603Y100P820CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82PF 100V C0G/NP0 0603
  • In Stock:191434
$0.101/pcsRFQ
2225J2000224MDR Image
  • Part#:2225J2000224MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 200V X7R 2225
  • In Stock:27468
$1.131/pcsRFQ
1210J0168P20DFR Image
  • Part#:1210J0168P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 1210
  • In Stock:79835
$0.283/pcsRFQ
1210Y2500331KFT Image
  • Part#:1210Y2500331KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 1210
  • In Stock:86911
$0.259/pcsRFQ
1808Y3K00561MXR Image
  • Part#:1808Y3K00561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 3KV X7R 1808
  • In Stock:157068
$0.139/pcsRFQ
2225J2500564KXT Image
  • Part#:2225J2500564KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 250V X7R 2225
  • In Stock:39133
$1/pcsRFQ
0805Y2000111GUT Image
  • Part#:0805Y2000111GUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 200V C0G/NP0 0805
  • In Stock:67966
$0.481/pcsRFQ
1808J0630183GCT Image
  • Part#:1808J0630183GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1808
  • In Stock:102694
$0.373/pcsRFQ
2225Y0250123FFT Image
  • Part#:2225Y0250123FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V C0G/NP0 2225
  • In Stock:5758
$5.51/pcsRFQ
1808J0630102KDT Image
  • Part#:1808J0630102KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V X7R 1808
  • In Stock:104820
$0.202/pcsRFQ
0805J1000470GQT Image
  • Part#:0805J1000470GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 0805
  • In Stock:57412
$0.339/pcsRFQ
2225J0500824KDR Image
  • Part#:2225J0500824KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 50V X7R 2225
  • In Stock:26616
$1.222/pcsRFQ
1206Y0631P60CQT Image
  • Part#:1206Y0631P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 63V C0G/NP0 1206
  • In Stock:114409
$0.174/pcsRFQ
1825Y2K50221JXT Image
  • Part#:1825Y2K50221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2.5KV X7R 1825
  • In Stock:43199
$0.764/pcsRFQ
1210Y2500682JXR Image
  • Part#:1210Y2500682JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 1210
  • In Stock:128272
$0.187/pcsRFQ
1206Y2001P20DAR Image
  • Part#:1206Y2001P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 200V C0G/NP0 1206
  • In Stock:218554
$0.11/pcsRFQ
2220J0630272GCT Image
  • Part#:2220J0630272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 2220
  • In Stock:29059
$1.208/pcsRFQ
0505J2501P30CQT Image
  • Part#:0505J2501P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 250V C0G/NP0 0505
  • In Stock:128706
$0.16/pcsRFQ
2225J0500683GFT Image
  • Part#:2225J0500683GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V C0G/NP0 2225
  • In Stock:10117
$3.681/pcsRFQ
0603Y0630821JET Image
  • Part#:0603Y0630821JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V X7R 0603
  • In Stock:296165
$0.075/pcsRFQ
1808J0500334MXT Image
  • Part#:1808J0500334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1808
  • In Stock:147088
$0.162/pcsRFQ
0603Y1502P40BQT Image
  • Part#:0603Y1502P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 150V C0G/NP0 0603
  • In Stock:178442
$0.116/pcsRFQ
2225J0160683MXR Image
  • Part#:2225J0160683MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 2225
  • In Stock:59333
$0.615/pcsRFQ
1206Y0500153JDT Image
  • Part#:1206Y0500153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 1206
  • In Stock:142799
$0.144/pcsRFQ
2220J2000273JCR Image
  • Part#:2220J2000273JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 200V C0G 2220
  • In Stock:36908
$0.974/pcsRFQ
1206Y0250471JDT Image
  • Part#:1206Y0250471JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V X7R 1206
  • In Stock:161720
$0.137/pcsRFQ
0603Y0636P80CAR Image
  • Part#:0603Y0636P80CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 63V C0G/NP0 0603
  • In Stock:208359
$0.106/pcsRFQ
1812Y0630680FCR Image
  • Part#:1812Y0630680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1812
  • In Stock:34375
$1.025/pcsRFQ
1812Y4K00470FCT Image
  • Part#:1812Y4K00470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 1812
  • In Stock:55098
$0.663/pcsRFQ
0805J0630390GCR Image
  • Part#:0805J0630390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 0805
  • In Stock:233656
$0.088/pcsRFQ
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