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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

1808Y0630392KCT Image
  • Part#:1808Y0630392KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 1808
  • In Stock:146381
$0.131/pcsRFQ
2220YA250272KXTB16 Image
  • Part#:2220YA250272KXTB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 250V X7R 2220
  • In Stock:57941
$0.545/pcsRFQ
0805Y1000221MET Image
  • Part#:0805Y1000221MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V X7R 0805
  • In Stock:256715
$0.086/pcsRFQ
1206Y2000680GCT Image
  • Part#:1206Y2000680GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1206
  • In Stock:145582
$0.154/pcsRFQ
1210J2500272JCR Image
  • Part#:1210J2500272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 250V C0G/NP0 1210
  • In Stock:112457
$0.205/pcsRFQ
1812J0630682FFR Image
  • Part#:1812J0630682FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1812
  • In Stock:24039
$1.524/pcsRFQ
1210Y1K50180KCR Image
  • Part#:1210Y1K50180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1210
  • In Stock:160952
$0.123/pcsRFQ
1206Y0631P50BAT Image
  • Part#:1206Y0631P50BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 63V C0G/NP0 1206
  • In Stock:84453
$0.377/pcsRFQ
2225Y0100125MXR Image
  • Part#:2225Y0100125MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 10V X7R 2225
  • In Stock:32787
$0.978/pcsRFQ
  • Part#:1206Y1K50121KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:259577
$0.083/pcsRFQ
1206Y2004P70BCR Image
  • Part#:1206Y2004P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 1206
  • In Stock:101626
$0.237/pcsRFQ
0603Y2500270KCT Image
  • Part#:0603Y2500270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 0603
  • In Stock:453290
$0.053/pcsRFQ
1808Y2K56P80CCT Image
  • Part#:1808Y2K56P80CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 2.5KV C0G/NP0 1808
  • In Stock:83025
$0.243/pcsRFQ
0603J2502P40DUT Image
  • Part#:0603J2502P40DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 250V C0G/NP0 0603
  • In Stock:206380
$0.106/pcsRFQ
2225J5000562JCR Image
  • Part#:2225J5000562JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V C0G/NP0 2225
  • In Stock:56222
$0.683/pcsRFQ
1808J0630392MXT Image
  • Part#:1808J0630392MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V X7R 1808
  • In Stock:146072
$0.14/pcsRFQ
0805J0160681KXR Image
  • Part#:0805J0160681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V X7R 0805
  • In Stock:414507
$0.047/pcsRFQ
1808Y5K00150FCT Image
  • Part#:1808Y5K00150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 5KV C0G/NP0 1808
  • In Stock:62064
$0.534/pcsRFQ
0805J1001P80DQT Image
  • Part#:0805J1001P80DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 100V C0G/NP0 0805
  • In Stock:130841
$0.166/pcsRFQ
1825Y2000153KCT Image
  • Part#:1825Y2000153KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V C0G 1825
  • In Stock:31223
$1.075/pcsRFQ
0805J1001P50CCT Image
  • Part#:0805J1001P50CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 100V C0G/NP0 0805
  • In Stock:230704
$0.087/pcsRFQ
1210J0500560GAT Image
  • Part#:1210J0500560GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1210
  • In Stock:74172
$0.444/pcsRFQ
1206J0160122KCT Image
  • Part#:1206J0160122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1206
  • In Stock:230447
$0.096/pcsRFQ
0603Y0160272KCT Image
  • Part#:0603Y0160272KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 0603
  • In Stock:285642
$0.075/pcsRFQ
1210J0630334KDT Image
  • Part#:1210J0630334KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 1210
  • In Stock:70089
$0.281/pcsRFQ
1812JA254P70CCTPY2 Image
  • Part#:1812JA254P70CCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 1812
  • In Stock:69545
$0.55/pcsRFQ
2220J4K00181GCT Image
  • Part#:2220J4K00181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 4KV C0G/NP0 2220
  • In Stock:60495
$0.579/pcsRFQ
0603J0258P20BCR Image
  • Part#:0603J0258P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 25V C0G/NP0 0603
  • In Stock:192767
$0.115/pcsRFQ
0603J0100680KCT Image
  • Part#:0603J0100680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 0603
  • In Stock:296703
$0.064/pcsRFQ
1812Y1K00120GAT Image
  • Part#:1812Y1K00120GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1812
  • In Stock:45043
$0.76/pcsRFQ
1210Y5000561FFR Image
  • Part#:1210Y5000561FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1210
  • In Stock:56329
$0.653/pcsRFQ
1812Y5000471KCR Image
  • Part#:1812Y5000471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1812
  • In Stock:91948
$0.261/pcsRFQ
0805Y0631P00BFR Image
  • Part#:0805Y0631P00BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 0805
  • In Stock:93131
$0.259/pcsRFQ
1206J1K20561KXR Image
  • Part#:1206J1K20561KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.2KV X7R 1206
  • In Stock:314429
$0.071/pcsRFQ
2220Y2000393KXR Image
  • Part#:2220Y2000393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 2220
  • In Stock:53065
$0.662/pcsRFQ
2225Y0630683MDR Image
  • Part#:2225Y0630683MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 2225
  • In Stock:37495
$1.005/pcsRFQ
  • Part#:0603Y0630100FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:92425
$0.215/pcsRFQ
1206Y1K01P90HQT Image
  • Part#:1206Y1K01P90HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 1KV C0G/NP0 1206
  • In Stock:98946
$0.376/pcsRFQ
2225J2000684JDT Image
  • Part#:2225J2000684JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 200V X7R 2225
  • In Stock:17968
$1.89/pcsRFQ
1808Y0250153FFT Image
  • Part#:1808Y0250153FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1808
  • In Stock:30999
$1.036/pcsRFQ
1206J2000220KFR Image
  • Part#:1206J2000220KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1206
  • In Stock:212562
$0.111/pcsRFQ
1825J0100563MXT Image
  • Part#:1825J0100563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V X7R 1825
  • In Stock:49353
$0.617/pcsRFQ
2220Y1000123JXT Image
  • Part#:2220Y1000123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 2220
  • In Stock:35133
$0.871/pcsRFQ
2225Y0160270KCT Image
  • Part#:2225Y0160270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 2225
  • In Stock:34666
$1.03/pcsRFQ
1206J2000121JFR Image
  • Part#:1206J2000121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1206
  • In Stock:191908
$0.111/pcsRFQ
0603J0160150KCT Image
  • Part#:0603J0160150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 0603
  • In Stock:288796
$0.068/pcsRFQ
2225Y1K50392KXR Image
  • Part#:2225Y1K50392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.5KV X7R 2225
  • In Stock:59072
$0.608/pcsRFQ
1210J0500222JDT Image
  • Part#:1210J0500222JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V X7R 1210
  • In Stock:85356
$0.272/pcsRFQ
1210Y0630183GAT Image
  • Part#:1210Y0630183GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1210
  • In Stock:44245
$0.749/pcsRFQ
1210Y6300102GCT Image
  • Part#:1210Y6300102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V C0G/NP0 1210
  • In Stock:73092
$0.303/pcsRFQ
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