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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

1812J0160153KDT Image
  • Part#:1812J0160153KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 1812
  • In Stock:91511
$0.376/pcsRFQ
2225J1K50561KCR Image
  • Part#:2225J1K50561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV C0G/NP0 2225
  • In Stock:52258
$0.739/pcsRFQ
1210J0630392FFR Image
  • Part#:1210J0630392FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 1210
  • In Stock:36425
$0.927/pcsRFQ
2220J5K00122MXT Image
  • Part#:2220J5K00122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 5KV X7R 2220
  • In Stock:72475
$0.291/pcsRFQ
0805J2501P30BUT Image
  • Part#:0805J2501P30BUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 250V C0G/NP0 0805
  • In Stock:132635
$0.175/pcsRFQ
0505Y0632P70HQT Image
  • Part#:0505Y0632P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 0505
  • In Stock:62751
$0.496/pcsRFQ
2220Y2K00120FCR Image
  • Part#:2220Y2K00120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 2220
  • In Stock:18842
$1.912/pcsRFQ
1808J1K00220GFR Image
  • Part#:1808J1K00220GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 1808
  • In Stock:72916
$0.276/pcsRFQ
0805J0630182JCR Image
  • Part#:0805J0630182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 0805
  • In Stock:308195
$0.075/pcsRFQ
2220Y2K50471FCT Image
  • Part#:2220Y2K50471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 2.5KV C0G/NP0 2220
  • In Stock:14837
$2.386/pcsRFQ
1825Y1K00104KXT Image
  • Part#:1825Y1K00104KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 1KV X7R 1825
  • In Stock:38795
$0.861/pcsRFQ
0805Y1000391FFT Image
  • Part#:0805Y1000391FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 0805
  • In Stock:72761
$0.322/pcsRFQ
0505Y300P300CQT Image
  • Part#:0505Y300P300CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 300V C0G/NP0 0505
  • In Stock:134974
$0.169/pcsRFQ
0805J2000100FFR Image
  • Part#:0805J2000100FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 0805
  • In Stock:67921
$0.278/pcsRFQ
2225J2500104MXT Image
  • Part#:2225J2500104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 250V X7R 2225
  • In Stock:51880
$0.651/pcsRFQ
1206Y0160182FFT Image
  • Part#:1206Y0160182FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 1206
  • In Stock:62690
$0.525/pcsRFQ
2220J0630681KFT Image
  • Part#:2220J0630681KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 2220
  • In Stock:36257
$0.969/pcsRFQ
1206J2500360JQT Image
  • Part#:1206J2500360JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 250V C0G/NP0 1206
  • In Stock:106169
$0.182/pcsRFQ
0603J2000331JDR Image
  • Part#:0603J2000331JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V X7R 0603
  • In Stock:276334
$0.075/pcsRFQ
2220Y0630100FCR Image
  • Part#:2220Y0630100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 2220
  • In Stock:13553
$2.714/pcsRFQ
2220J1K00102GFR Image
  • Part#:2220J1K00102GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV C0G/NP0 2220
  • In Stock:23454
$1.468/pcsRFQ
1206Y0634P70BAT Image
  • Part#:1206Y0634P70BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 1206
  • In Stock:97625
$0.381/pcsRFQ
0603Y2000222JER Image
  • Part#:0603Y2000222JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V X7R 0603
  • In Stock:264909
$0.078/pcsRFQ
1808J1K00151GFT Image
  • Part#:1808J1K00151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1808
  • In Stock:96250
$0.385/pcsRFQ
1206Y2000390KCR Image
  • Part#:1206Y2000390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 1206
  • In Stock:259652
$0.078/pcsRFQ
0805Y5000331GCR Image
  • Part#:0805Y5000331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 0805
  • In Stock:184760
$0.113/pcsRFQ
2211JA250390FCRSP Image
  • Part#:2211JA250390FCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 2211
  • In Stock:25499
$1.493/pcsRFQ
  • Part#:0603Y0500681MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 0603
  • In Stock:395395
$0.05/pcsRFQ
1210J1000121FAT Image
  • Part#:1210J1000121FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1210
  • In Stock:38501
$0.857/pcsRFQ
1111J6300750KQT Image
  • Part#:1111J6300750KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 630V C0G/NP0 1111
  • In Stock:60709
$0.341/pcsRFQ
1206Y0500821GQT Image
  • Part#:1206Y0500821GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1206
  • In Stock:71025
$0.53/pcsRFQ
0805J1000332MXTE03 Image
  • Part#:0805J1000332MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V X7R 0805
  • In Stock:90232
$0.217/pcsRFQ
1808J0630152JFR Image
  • Part#:1808J0630152JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1808
  • In Stock:130527
$0.17/pcsRFQ
2225J2500101GCR Image
  • Part#:2225J2500101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2225
  • In Stock:25503
$1.547/pcsRFQ
0805J0500182GCR Image
  • Part#:0805J0500182GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 0805
  • In Stock:160857
$0.129/pcsRFQ
2225Y1000154JXT Image
  • Part#:2225Y1000154JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 2225
  • In Stock:38438
$1.013/pcsRFQ
1808Y2K50271JXT Image
  • Part#:1808Y2K50271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2.5KV X7R 1808
  • In Stock:125914
$0.169/pcsRFQ
1808J1K00681FFR Image
  • Part#:1808J1K00681FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1808
  • In Stock:43093
$0.79/pcsRFQ
2225J0630390FFR Image
  • Part#:2225J0630390FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 2225
  • In Stock:7661
$4.2/pcsRFQ
1825J2000103FCT Image
  • Part#:1825J2000103FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V C0G 1825
  • In Stock:9517
$3.468/pcsRFQ
2225Y6300682JXT Image
  • Part#:2225Y6300682JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 2225
  • In Stock:35135
$1.059/pcsRFQ
0603Y025P470CCT Image
  • Part#:0603Y025P470CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 25V C0G/NP0 0603
  • In Stock:344015
$0.066/pcsRFQ
1111Y2001P30DQT Image
  • Part#:1111Y2001P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 200V C0G/NP0 1111
  • In Stock:76693
$0.28/pcsRFQ
0805Y1000272KDR Image
  • Part#:0805Y1000272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 0805
  • In Stock:284434
$0.083/pcsRFQ
1206Y0250101FFT Image
  • Part#:1206Y0250101FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V C0G/NP0 1206
  • In Stock:76276
$0.428/pcsRFQ
  • Part#:2225J5K00391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:49399
$0.76/pcsRFQ
1808J2004P70BCT Image
  • Part#:1808J2004P70BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 1808
  • In Stock:80539
$0.261/pcsRFQ
1210Y1000182KFR Image
  • Part#:1210Y1000182KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 1210
  • In Stock:82832
$0.265/pcsRFQ
0805Y1000182FAR Image
  • Part#:0805Y1000182FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 0805
  • In Stock:69315
$0.457/pcsRFQ
2220J5000154MDR Image
  • Part#:2220J5000154MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 500V X7R 2220
  • In Stock:38537
$0.807/pcsRFQ
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