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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

1210Y0160123JFR Image
  • Part#:1210Y0160123JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 1210
  • In Stock:60242
$0.336/pcsRFQ
2220Y5000221JDR Image
  • Part#:2220Y5000221JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V X7R 2220
  • In Stock:33355
$0.91/pcsRFQ
1210J2000182FFT Image
  • Part#:1210J2000182FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V C0G/NP0 1210
  • In Stock:33428
$1.007/pcsRFQ
1210Y0500392KCR Image
  • Part#:1210Y0500392KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 1210
  • In Stock:131948
$0.176/pcsRFQ
0805J0500331FAT Image
  • Part#:0805J0500331FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 0805
  • In Stock:71598
$0.299/pcsRFQ
0805Y6300180GCT Image
  • Part#:0805Y6300180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 0805
  • In Stock:185835
$0.104/pcsRFQ
0603J0502P70CQT Image
  • Part#:0603J0502P70CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 0603
  • In Stock:223269
$0.096/pcsRFQ
2220J5K00152MXT Image
  • Part#:2220J5K00152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 5KV X7R 2220
  • In Stock:61769
$0.337/pcsRFQ
2220J0250682JFR Image
  • Part#:2220J0250682JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 2220
  • In Stock:33853
$1.024/pcsRFQ
  • Part#:2220J0500271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:26232
$1.286/pcsRFQ
1210J5000561KXT Image
  • Part#:1210J5000561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V X7R 1210
  • In Stock:184791
$0.107/pcsRFQ
1206J0250124MXT Image
  • Part#:1206J0250124MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V X7R 1206
  • In Stock:243085
$0.095/pcsRFQ
1206Y1500751GQT Image
  • Part#:1206Y1500751GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 750PF 150V C0G/NP0 1206
  • In Stock:58251
$0.549/pcsRFQ
1812J2K00150JCT Image
  • Part#:1812J2K00150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2KV C0G/NP0 1812
  • In Stock:70160
$0.287/pcsRFQ
1825Y0100155JXT Image
  • Part#:1825Y0100155JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 10V X7R 1825
  • In Stock:32858
$1.152/pcsRFQ
1210J2000121KCR Image
  • Part#:1210J2000121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 1210
  • In Stock:143003
$0.162/pcsRFQ
1111Y6300300FQT Image
  • Part#:1111Y6300300FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 630V C0G/NP0 1111
  • In Stock:26761
$1.401/pcsRFQ
0603Y0100821JCR Image
  • Part#:0603Y0100821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 10V C0G/NP0 0603
  • In Stock:321665
$0.065/pcsRFQ
2220J2500564MDR Image
  • Part#:2220J2500564MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 250V X7R 2220
  • In Stock:30868
$1.13/pcsRFQ
1206J1000104MDT Image
  • Part#:1206J1000104MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 100V X7R 1206
  • In Stock:138301
$0.162/pcsRFQ
1206J5000390JDR Image
  • Part#:1206J5000390JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V X7R 1206
  • In Stock:185005
$0.13/pcsRFQ
2220Y0630223JDT Image
  • Part#:2220Y0630223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 2220
  • In Stock:29215
$1.283/pcsRFQ
1111Y6307P50BQT Image
  • Part#:1111Y6307P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 630V C0G/NP0 1111
  • In Stock:48050
$0.764/pcsRFQ
0805Y1002P20DAR Image
  • Part#:0805Y1002P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 100V C0G/NP0 0805
  • In Stock:267691
$0.078/pcsRFQ
0805Y0636P80DAT Image
  • Part#:0805Y0636P80DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 63V C0G/NP0 0805
  • In Stock:254571
$0.083/pcsRFQ
0603Y2500150KFT Image
  • Part#:0603Y2500150KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 0603
  • In Stock:312398
$0.075/pcsRFQ
0505Y0632P70BQT Image
  • Part#:0505Y0632P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 0505
  • In Stock:76356
$0.269/pcsRFQ
0603Y0505P60BAR Image
  • Part#:0603Y0505P60BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 0603
  • In Stock:101889
$0.215/pcsRFQ
2225J4K00101KCR Image
  • Part#:2225J4K00101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 4KV C0G/NP0 2225
  • In Stock:85525
$0.37/pcsRFQ
0805J150P300DQT Image
  • Part#:0805J150P300DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.3PF 150V C0G/NP0 0805
  • In Stock:127967
$0.164/pcsRFQ
1206Y1K20181KCR Image
  • Part#:1206Y1K20181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.2KV C0G/NP0 1206
  • In Stock:222523
$0.105/pcsRFQ
1210Y0160331JCT Image
  • Part#:1210Y0160331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 1210
  • In Stock:126633
$0.171/pcsRFQ
2225J2000183JFT Image
  • Part#:2225J2000183JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V C0G 2225
  • In Stock:22774
$1.682/pcsRFQ
0505Y0500331GQT Image
  • Part#:0505Y0500331GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 0505
  • In Stock:79302
$0.381/pcsRFQ
0805J0160681KDR Image
  • Part#:0805J0160681KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V X7R 0805
  • In Stock:293757
$0.07/pcsRFQ
1210Y6300180KAT Image
  • Part#:1210Y6300180KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1210
  • In Stock:113716
$0.174/pcsRFQ
1812Y0100120FCR Image
  • Part#:1812Y0100120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 10V C0G/NP0 1812
  • In Stock:28849
$1.138/pcsRFQ
1206Y0630103JCT Image
  • Part#:1206Y0630103JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 1206
  • In Stock:153357
$0.157/pcsRFQ
1808JA250680KCRSY2 Image
  • Part#:1808JA250680KCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1808
  • In Stock:80611
$0.247/pcsRFQ
2225Y0630150FFR Image
  • Part#:2225Y0630150FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 2225
  • In Stock:8459
$4.448/pcsRFQ
1808J0160184MDR Image
  • Part#:1808J0160184MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 16V X7R 1808
  • In Stock:93299
$0.25/pcsRFQ
  • Part#:0505J0501P50CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 50V C0G/NP0 0505
  • In Stock:130841
$0.164/pcsRFQ
1808Y0160334MXT Image
  • Part#:1808Y0160334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V X7R 1808
  • In Stock:126089
$0.165/pcsRFQ
1825J0160330JCR Image
  • Part#:1825J0160330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1825
  • In Stock:41057
$0.786/pcsRFQ
1808J1000222MDT Image
  • Part#:1808J1000222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V X7R 1808
  • In Stock:131479
$0.18/pcsRFQ
2225Y2000222FFT Image
  • Part#:2225Y2000222FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 2225
  • In Stock:5773
$5.881/pcsRFQ
0603J0500471JCT Image
  • Part#:0603J0500471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 0603
  • In Stock:415617
$0.058/pcsRFQ
1206Y0250102KFR Image
  • Part#:1206Y0250102KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 1206
  • In Stock:165176
$0.13/pcsRFQ
1210J2000393KXT Image
  • Part#:1210J2000393KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1210
  • In Stock:118334
$0.184/pcsRFQ
1206Y2000562JDT Image
  • Part#:1206Y2000562JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V X7R 1206
  • In Stock:146880
$0.145/pcsRFQ
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