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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

0603J0500151JDT Image
  • Part#:0603J0500151JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V X7R 0603
  • In Stock:251778
$0.079/pcsRFQ
1808Y0500101FFT Image
  • Part#:1808Y0500101FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1808
  • In Stock:62139
$0.594/pcsRFQ
2220Y2K00822JXR Image
  • Part#:2220Y2K00822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 2KV X7R 2220
  • In Stock:48820
$0.773/pcsRFQ
2225J0630104KFR Image
  • Part#:2225J0630104KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V C0G/NP0 2225
  • In Stock:16576
$2.062/pcsRFQ
2220J6K00330FCT Image
  • Part#:2220J6K00330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 6KV C0G/NP0 2220
  • In Stock:26390
$1.289/pcsRFQ
1111J1000160FQT Image
  • Part#:1111J1000160FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 100V C0G/NP0 1111
  • In Stock:28001
$1.315/pcsRFQ
1206Y6301P80BCT Image
  • Part#:1206Y6301P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 630V C0G/NP0 1206
  • In Stock:73573
$0.303/pcsRFQ
2225Y2K50561JCR Image
  • Part#:2225Y2K50561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV C0G/NP0 2225
  • In Stock:49956
$0.765/pcsRFQ
1812J1K00101FCT Image
  • Part#:1812J1K00101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1812
  • In Stock:56067
$0.63/pcsRFQ
1210Y1K00392KXT Image
  • Part#:1210Y1K00392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV X7R 1210
  • In Stock:130292
$0.153/pcsRFQ
1812Y0160125MDT Image
  • Part#:1812Y0160125MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 16V X7R 1812
  • In Stock:47637
$0.677/pcsRFQ
0805Y063P500HQT Image
  • Part#:0805Y063P500HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 63V C0G/NP0 0805
  • In Stock:73703
$0.289/pcsRFQ
1210Y1000152MER Image
  • Part#:1210Y1000152MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V X7R 1210
  • In Stock:95728
$0.204/pcsRFQ
1808Y0250122GFT Image
  • Part#:1808Y0250122GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1808
  • In Stock:75890
$0.291/pcsRFQ
0805Y0630121KDR Image
  • Part#:0805Y0630121KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V X7R 0805
  • In Stock:270075
$0.076/pcsRFQ
1206Y0100100FCR Image
  • Part#:1206Y0100100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 1206
  • In Stock:72045
$0.275/pcsRFQ
2220J0160684JDT Image
  • Part#:2220J0160684JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 16V X7R 2220
  • In Stock:27343
$1.285/pcsRFQ
2225Y2500683JDT Image
  • Part#:2225Y2500683JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 250V X7R 2225
  • In Stock:24291
$1.443/pcsRFQ
1210J2000331KFR Image
  • Part#:1210J2000331KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 1210
  • In Stock:97891
$0.235/pcsRFQ
1812J4K00221GCT Image
  • Part#:1812J4K00221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 4KV C0G/NP0 1812
  • In Stock:84584
$0.42/pcsRFQ
2220J5000224MDR Image
  • Part#:2220J5000224MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 500V X7R 2220
  • In Stock:38474
$0.845/pcsRFQ
1111J1K00430GQT Image
  • Part#:1111J1K00430GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 1KV C0G/NP0 1111
  • In Stock:61904
$0.593/pcsRFQ
1206J0630152KDR Image
  • Part#:1206J0630152KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V X7R 1206
  • In Stock:183925
$0.105/pcsRFQ
0603J0250272JDT Image
  • Part#:0603J0250272JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 0603
  • In Stock:288873
$0.079/pcsRFQ
1210Y1000152FCR Image
  • Part#:1210Y1000152FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1210
  • In Stock:58338
$0.634/pcsRFQ
1206J2000151GQT Image
  • Part#:1206J2000151GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 1206
  • In Stock:64377
$0.314/pcsRFQ
0603J0637P50CQT Image
  • Part#:0603J0637P50CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 63V C0G/NP0 0603
  • In Stock:166377
$0.143/pcsRFQ
1812J5000124KDT Image
  • Part#:1812J5000124KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 500V X7R 1812
  • In Stock:75352
$0.499/pcsRFQ
2220J3K00391JXR Image
  • Part#:2220J3K00391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 3KV X7R 2220
  • In Stock:61927
$0.586/pcsRFQ
0505Y2503P00BQT Image
  • Part#:0505Y2503P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 250V C0G/NP0 0505
  • In Stock:68931
$0.292/pcsRFQ
1206Y0630220FCT Image
  • Part#:1206Y0630220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 1206
  • In Stock:71372
$0.289/pcsRFQ
1808Y0630272MXR Image
  • Part#:1808Y0630272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V X7R 1808
  • In Stock:156515
$0.128/pcsRFQ
1812J6300221MXT Image
  • Part#:1812J6300221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V X7R 1812
  • In Stock:70424
$0.272/pcsRFQ
1825Y6K00821MXT Image
  • Part#:1825Y6K00821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 6KV X7R 1825
  • In Stock:86267
$0.425/pcsRFQ
0505J3003P00BQT Image
  • Part#:0505J3003P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 300V C0G/NP0 0505
  • In Stock:74308
$0.293/pcsRFQ
2220J6300102GCR Image
  • Part#:2220J6300102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V C0G/NP0 2220
  • In Stock:33549
$0.916/pcsRFQ
1206Y0160391JFR Image
  • Part#:1206Y0160391JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 1206
  • In Stock:161222
$0.126/pcsRFQ
2220J0160124KXR Image
  • Part#:2220J0160124KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 2220
  • In Stock:58287
$0.63/pcsRFQ
0805J1000151FFT Image
  • Part#:0805J1000151FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0805
  • In Stock:75467
$0.3/pcsRFQ
2220J0160682JCT Image
  • Part#:2220J0160682JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 2220
  • In Stock:51040
$0.689/pcsRFQ
2220Y6300563MXR Image
  • Part#:2220Y6300563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 630V X7R 2220
  • In Stock:54672
$0.569/pcsRFQ
2225J2000562JFT Image
  • Part#:2225J2000562JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 2225
  • In Stock:22282
$1.62/pcsRFQ
2225J0630471JFR Image
  • Part#:2225J0630471JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 2225
  • In Stock:28103
$1.163/pcsRFQ
1812J0250271FFR Image
  • Part#:1812J0250271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1812
  • In Stock:28983
$1.322/pcsRFQ
1825J3K00121GCR Image
  • Part#:1825J3K00121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 3KV C0G/NP0 1825
  • In Stock:32118
$1.094/pcsRFQ
1812Y1K50123JXT Image
  • Part#:1812Y1K50123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1.5KV X7R 1812
  • In Stock:60541
$0.504/pcsRFQ
1808Y1K50180JCR Image
  • Part#:1808Y1K50180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1808
  • In Stock:151997
$0.149/pcsRFQ
2225J6300683MXT Image
  • Part#:2225J6300683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 630V X7R 2225
  • In Stock:61638
$0.634/pcsRFQ
1812J0160683KCR Image
  • Part#:1812J0160683KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V C0G/NP0 1812
  • In Stock:68488
$0.455/pcsRFQ
1210J2500153JXR Image
  • Part#:1210J2500153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 1210
  • In Stock:110820
$0.185/pcsRFQ
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