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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

1210J1K50101JCR Image
  • Part#:1210J1K50101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.5KV C0G/NP0 1210
  • In Stock:153147
$0.125/pcsRFQ
1812Y1000183KFR Image
  • Part#:1812Y1000183KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V C0G 1812
  • In Stock:57659
$0.647/pcsRFQ
1206Y1K00822JXR Image
  • Part#:1206Y1K00822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1KV X7R 1206
  • In Stock:180286
$0.125/pcsRFQ
2220J1K00563KXT Image
  • Part#:2220J1K00563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1KV X7R 2220
  • In Stock:55761
$0.588/pcsRFQ
2225J2000181JFR Image
  • Part#:2225J2000181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 2225
  • In Stock:27264
$1.289/pcsRFQ
1812Y1000332JAR Image
  • Part#:1812Y1000332JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1812
  • In Stock:75665
$0.49/pcsRFQ
2220J0630222FFT Image
  • Part#:2220J0630222FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 2220
  • In Stock:10058
$3.533/pcsRFQ
1812J2000120GFT Image
  • Part#:1812J2000120GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1812
  • In Stock:47959
$0.774/pcsRFQ
1210Y0630154KDT Image
  • Part#:1210Y0630154KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V X7R 1210
  • In Stock:91423
$0.241/pcsRFQ
  • Part#:1808Y1K05P60DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:150933
$0.154/pcsRFQ
2220J0160395MXT Image
  • Part#:2220J0160395MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9UF 16V X7R 2220
  • In Stock:39840
$0.931/pcsRFQ
1210Y5000222JFR Image
  • Part#:1210Y5000222JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1210
  • In Stock:79448
$0.277/pcsRFQ
1812Y0250390JFR Image
  • Part#:1812Y0250390JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 1812
  • In Stock:85117
$0.417/pcsRFQ
1206J0100333KXT Image
  • Part#:1206J0100333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V X7R 1206
  • In Stock:273786
$0.087/pcsRFQ
1808J6300222JXT Image
  • Part#:1808J6300222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V X7R 1808
  • In Stock:67615
$0.301/pcsRFQ
2220Y2K00123KXR Image
  • Part#:2220Y2K00123KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 2KV X7R 2220
  • In Stock:51211
$0.597/pcsRFQ
2225J6K00331JCR Image
  • Part#:2225J6K00331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 6KV C0G/NP0 2225
  • In Stock:65191
$0.567/pcsRFQ
1808Y0506P80CFR Image
  • Part#:1808Y0506P80CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 1808
  • In Stock:64725
$0.31/pcsRFQ
2225J2K50182JXT Image
  • Part#:2225J2K50182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 2.5KV X7R 2225
  • In Stock:32540
$1.166/pcsRFQ
2225J0500103FCR Image
  • Part#:2225J0500103FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 2225
  • In Stock:10401
$3.27/pcsRFQ
0603J0100101JCT Image
  • Part#:0603J0100101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 10V C0G/NP0 0603
  • In Stock:316758
$0.067/pcsRFQ
0805J1000102JFR Image
  • Part#:0805J1000102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 0805
  • In Stock:195168
$0.102/pcsRFQ
2220J1K50221JCR Image
  • Part#:2220J1K50221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV C0G/NP0 2220
  • In Stock:76090
$0.484/pcsRFQ
1210Y5000221FFR Image
  • Part#:1210Y5000221FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1210
  • In Stock:50915
$0.6/pcsRFQ
1812J0250270JCR Image
  • Part#:1812J0250270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 1812
  • In Stock:85841
$0.237/pcsRFQ
1812Y1000150FFT Image
  • Part#:1812Y1000150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1812
  • In Stock:19325
$1.758/pcsRFQ
1812J2500820KFR Image
  • Part#:1812J2500820KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1812
  • In Stock:107765
$0.367/pcsRFQ
1210J2000683KXT Image
  • Part#:1210J2000683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 200V X7R 1210
  • In Stock:122337
$0.195/pcsRFQ
1812J2000393JXR Image
  • Part#:1812J2000393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1812
  • In Stock:74827
$0.298/pcsRFQ
1206Y5001P60CQT Image
  • Part#:1206Y5001P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 500V C0G/NP0 1206
  • In Stock:131206
$0.173/pcsRFQ
1808JA250680JCRSPU Image
  • Part#:1808JA250680JCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1808
  • In Stock:123117
$0.191/pcsRFQ
2225Y3K00151KCR Image
  • Part#:2225Y3K00151KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV C0G/NP0 2225
  • In Stock:49471
$0.731/pcsRFQ
1210J0630680FCR Image
  • Part#:1210J0630680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1210
  • In Stock:56435
$0.567/pcsRFQ
1808Y1K00821MXT Image
  • Part#:1808Y1K00821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 1808
  • In Stock:142913
$0.161/pcsRFQ
  • Part#:1206Y6300270JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:215291
$0.103/pcsRFQ
1206Y0630332JXT Image
  • Part#:1206Y0630332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 1206
  • In Stock:244513
$0.096/pcsRFQ
1812J6300682JXT Image
  • Part#:1812J6300682JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 1812
  • In Stock:64446
$0.29/pcsRFQ
0603Y1000181GAR Image
  • Part#:0603Y1000181GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 0603
  • In Stock:170165
$0.14/pcsRFQ
1210J2500820FFR Image
  • Part#:1210J2500820FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1210
  • In Stock:41663
$0.866/pcsRFQ
0805J0250332GCR Image
  • Part#:0805J0250332GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 0805
  • In Stock:130804
$0.149/pcsRFQ
1206J0250331KDR Image
  • Part#:1206J0250331KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V X7R 1206
  • In Stock:172610
$0.112/pcsRFQ
1206J0250123JDR Image
  • Part#:1206J0250123JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1206
  • In Stock:149424
$0.13/pcsRFQ
1812Y0160101GCR Image
  • Part#:1812Y0160101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 1812
  • In Stock:57302
$0.565/pcsRFQ
1808Y2K05P60DCT Image
  • Part#:1808Y2K05P60DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 2KV C0G/NP0 1808
  • In Stock:101966
$0.208/pcsRFQ
2220J0500823KXR Image
  • Part#:2220J0500823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 2220
  • In Stock:64218
$0.592/pcsRFQ
2220YA250392KXTB16 Image
  • Part#:2220YA250392KXTB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V X7R 2220
  • In Stock:64608
$0.58/pcsRFQ
2220Y2000390JFT Image
  • Part#:2220Y2000390JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 2220
  • In Stock:25017
$1.326/pcsRFQ
1808Y5000121JCR Image
  • Part#:1808Y5000121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1808
  • In Stock:133795
$0.156/pcsRFQ
2220Y0250391KCR Image
  • Part#:2220Y0250391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 25V C0G/NP0 2220
  • In Stock:48255
$0.705/pcsRFQ
0603Y0161P50DFR Image
  • Part#:0603Y0161P50DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 16V C0G/NP0 0603
  • In Stock:260725
$0.089/pcsRFQ
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