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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

1812J1000122MCTE03 Image
  • Part#:1812J1000122MCTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1812
  • In Stock:54609
$0.568/pcsRFQ
1206Y2000273MXT Image
  • Part#:1206Y2000273MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 200V X7R 1206
  • In Stock:258170
$0.088/pcsRFQ
1808J0630183JFT Image
  • Part#:1808J0630183JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1808
  • In Stock:62960
$0.339/pcsRFQ
1808J0100153GCR Image
  • Part#:1808J0100153GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V C0G/NP0 1808
  • In Stock:64402
$0.318/pcsRFQ
1210Y1000102JDT Image
  • Part#:1210Y1000102JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V X7R 1210
  • In Stock:73881
$0.292/pcsRFQ
0805J0160123MDT Image
  • Part#:0805J0160123MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V X7R 0805
  • In Stock:248238
$0.093/pcsRFQ
1206J0630102KCT Image
  • Part#:1206J0630102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1206
  • In Stock:234281
$0.088/pcsRFQ
2220Y5000182MXT Image
  • Part#:2220Y5000182MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 2220
  • In Stock:69321
$0.479/pcsRFQ
1210Y2500391KFR Image
  • Part#:1210Y2500391KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1210
  • In Stock:82063
$0.246/pcsRFQ
1812J2K00220JCR Image
  • Part#:1812J2K00220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2KV C0G/NP0 1812
  • In Stock:77422
$0.276/pcsRFQ
1812Y0160392GCT Image
  • Part#:1812Y0160392GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 1812
  • In Stock:60831
$0.59/pcsRFQ
1812J0630393MDR Image
  • Part#:1812J0630393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 63V X7R 1812
  • In Stock:62270
$0.35/pcsRFQ
1808J2500182KXR Image
  • Part#:1808J2500182KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V X7R 1808
  • In Stock:179241
$0.111/pcsRFQ
2220J3K00332JXT Image
  • Part#:2220J3K00332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 3KV X7R 2220
  • In Stock:59353
$0.609/pcsRFQ
2225J1K00330FFT Image
  • Part#:2225J1K00330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 2225
  • In Stock:10896
$2.868/pcsRFQ
1210J0630121GFT Image
  • Part#:1210J0630121GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1210
  • In Stock:72781
$0.447/pcsRFQ
0805J0630271KFR Image
  • Part#:0805J0630271KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 0805
  • In Stock:278934
$0.077/pcsRFQ
  • Part#:1808J3K00221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:160502
$0.137/pcsRFQ
1808Y0100563JCT Image
  • Part#:1808Y0100563JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V C0G/NP0 1808
  • In Stock:87886
$0.388/pcsRFQ
2220Y0160473KXR Image
  • Part#:2220Y0160473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V X7R 2220
  • In Stock:48860
$0.665/pcsRFQ
2220J6300681GCT Image
  • Part#:2220J6300681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V C0G/NP0 2220
  • In Stock:33695
$0.884/pcsRFQ
0603J2500240GQT Image
  • Part#:0603J2500240GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 250V C0G/NP0 0603
  • In Stock:78381
$0.252/pcsRFQ
1812Y0100181JCR Image
  • Part#:1812Y0100181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 10V C0G/NP0 1812
  • In Stock:65886
$0.293/pcsRFQ
1825Y2K50102FCT Image
  • Part#:1825Y2K50102FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2.5KV C0G 1825
  • In Stock:12727
$2.973/pcsRFQ
1210J0100390JCT Image
  • Part#:1210J0100390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 10V C0G/NP0 1210
  • In Stock:128922
$0.167/pcsRFQ
1812J2500220FFR Image
  • Part#:1812J2500220FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1812
  • In Stock:27259
$1.309/pcsRFQ
1111J6304P70CQT Image
  • Part#:1111J6304P70CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 630V C0G/NP0 1111
  • In Stock:66284
$0.338/pcsRFQ
1206Y0500224MER Image
  • Part#:1206Y0500224MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 1206
  • In Stock:125197
$0.168/pcsRFQ
2220J2K50471KXT Image
  • Part#:2220J2K50471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2.5KV X7R 2220
  • In Stock:75818
$0.475/pcsRFQ
1808Y5000220GCT Image
  • Part#:1808Y5000220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 1808
  • In Stock:104611
$0.204/pcsRFQ
1808Y2K50120KCT Image
  • Part#:1808Y2K50120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2.5KV C0G/NP0 1808
  • In Stock:138735
$0.153/pcsRFQ
2220Y5000470JFT Image
  • Part#:2220Y5000470JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 2220
  • In Stock:44112
$0.867/pcsRFQ
1812J2K50181JXR Image
  • Part#:1812J2K50181JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2.5KV X7R 1812
  • In Stock:70930
$0.303/pcsRFQ
1210J2503P90DCR Image
  • Part#:1210J2503P90DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 1210
  • In Stock:100249
$0.201/pcsRFQ
1206J2000822MXR Image
  • Part#:1206J2000822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V X7R 1206
  • In Stock:250208
$0.076/pcsRFQ
2225J5K00122JXR Image
  • Part#:2225J5K00122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 5KV X7R 2225
  • In Stock:64525
$0.489/pcsRFQ
1210J2000562MDT Image
  • Part#:1210J2000562MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V X7R 1210
  • In Stock:95675
$0.222/pcsRFQ
0603J1000750JQT Image
  • Part#:0603J1000750JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 100V C0G/NP0 0603
  • In Stock:156055
$0.133/pcsRFQ
2220Y5000153KDT Image
  • Part#:2220Y5000153KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 2220
  • In Stock:45921
$0.773/pcsRFQ
1808Y2K00332MXR Image
  • Part#:1808Y2K00332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 2KV X7R 1808
  • In Stock:137691
$0.156/pcsRFQ
1210Y0500221GFR Image
  • Part#:1210Y0500221GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 1210
  • In Stock:88663
$0.428/pcsRFQ
1206Y0630270KAR Image
  • Part#:1206Y0630270KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1206
  • In Stock:186676
$0.111/pcsRFQ
0603J0630223MXT Image
  • Part#:0603J0630223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 0603
  • In Stock:429601
$0.048/pcsRFQ
1812Y1K20821GCR Image
  • Part#:1812Y1K20821GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.2KV C0G/NP0 1812
  • In Stock:67517
$0.501/pcsRFQ
0805J0630681JXR Image
  • Part#:0805J0630681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 0805
  • In Stock:335440
$0.06/pcsRFQ
1812Y5000562KCT Image
  • Part#:1812Y5000562KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 1812
  • In Stock:78960
$0.302/pcsRFQ
1825Y0500331GCT Image
  • Part#:1825Y0500331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1825
  • In Stock:19092
$1.764/pcsRFQ
0603Y2000122KDR Image
  • Part#:0603Y2000122KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V X7R 0603
  • In Stock:330574
$0.065/pcsRFQ
1808Y2500152JXR Image
  • Part#:1808Y2500152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V X7R 1808
  • In Stock:163373
$0.145/pcsRFQ
2225Y1K20122JXR Image
  • Part#:2225Y1K20122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 2225
  • In Stock:29596
$1.173/pcsRFQ
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