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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

1206Y1K01P50CAT Image
  • Part#:1206Y1K01P50CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 1KV C0G/NP0 1206
  • In Stock:92190
$0.22/pcsRFQ
1825Y0630151FCR Image
  • Part#:1825Y0630151FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1825
  • In Stock:11260
$2.978/pcsRFQ
1210Y0250822KFT Image
  • Part#:1210Y0250822KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V C0G/NP0 1210
  • In Stock:72309
$0.294/pcsRFQ
1812J2K00181KCT Image
  • Part#:1812J2K00181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2KV C0G/NP0 1812
  • In Stock:82049
$0.269/pcsRFQ
0603Y0160272GCT Image
  • Part#:0603Y0160272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 0603
  • In Stock:157969
$0.129/pcsRFQ
1210Y2500821GFR Image
  • Part#:1210Y2500821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1210
  • In Stock:68256
$0.458/pcsRFQ
1111Y6300910KQT Image
  • Part#:1111Y6300910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 630V C0G/NP0 1111
  • In Stock:71726
$0.328/pcsRFQ
0805J0106P80CCR Image
  • Part#:0805J0106P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 10V C0G/NP0 0805
  • In Stock:231949
$0.083/pcsRFQ
0805J050P900HQT Image
  • Part#:0805J050P900HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 50V C0G/NP0 0805
  • In Stock:85777
$0.268/pcsRFQ
  • Part#:1808JA250470FCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:56747
$0.663/pcsRFQ
1812Y1K20182JCT Image
  • Part#:1812Y1K20182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV C0G 1812
  • In Stock:75092
$0.424/pcsRFQ
1206Y6300151KET Image
  • Part#:1206Y6300151KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V X7R 1206
  • In Stock:175204
$0.127/pcsRFQ
1825J5000182JCT Image
  • Part#:1825J5000182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 1825
  • In Stock:59967
$0.565/pcsRFQ
0805J0250101MDT Image
  • Part#:0805J0250101MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 25V X7R 0805
  • In Stock:257854
$0.076/pcsRFQ
0805Y1500181GQT Image
  • Part#:0805Y1500181GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 150V C0G/NP0 0805
  • In Stock:88507
$0.429/pcsRFQ
1808YA250820KCTPY2 Image
  • Part#:1808YA250820KCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1808
  • In Stock:78440
$0.297/pcsRFQ
1812J1000473MDR Image
  • Part#:1812J1000473MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 1812
  • In Stock:69148
$0.347/pcsRFQ
1206J0160473KDT Image
  • Part#:1206J0160473KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V X7R 1206
  • In Stock:191904
$0.123/pcsRFQ
2225Y0500684KXR Image
  • Part#:2225Y0500684KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 2225
  • In Stock:39036
$0.897/pcsRFQ
0805J0500470GCR Image
  • Part#:0805J0500470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 0805
  • In Stock:261496
$0.089/pcsRFQ
1812J5000470JCR Image
  • Part#:1812J5000470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1812
  • In Stock:84500
$0.239/pcsRFQ
1210Y0500332GFR Image
  • Part#:1210Y0500332GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1210
  • In Stock:76802
$0.474/pcsRFQ
1210Y0630222FFR Image
  • Part#:1210Y0630222FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1210
  • In Stock:37732
$0.912/pcsRFQ
2220J2K50221JXT Image
  • Part#:2220J2K50221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2.5KV X7R 2220
  • In Stock:52181
$0.579/pcsRFQ
1812J5000334MXT Image
  • Part#:1812J5000334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 500V X7R 1812
  • In Stock:72795
$0.508/pcsRFQ
2220J0630100FFR Image
  • Part#:2220J0630100FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 2220
  • In Stock:9877
$3.778/pcsRFQ
2225Y2K50821JXT Image
  • Part#:2225Y2K50821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 2225
  • In Stock:41572
$0.865/pcsRFQ
0603Y1000102MXR Image
  • Part#:0603Y1000102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V X7R 0603
  • In Stock:532301
$0.042/pcsRFQ
  • Part#:1808Y0500121KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V X7R 1808
  • In Stock:161105
$0.148/pcsRFQ
0603Y0630223KXT Image
  • Part#:0603Y0630223KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 0603
  • In Stock:363675
$0.052/pcsRFQ
1210J0160334JDT Image
  • Part#:1210J0160334JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V X7R 1210
  • In Stock:58161
$0.367/pcsRFQ
1812J2000154MXR Image
  • Part#:1812J2000154MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 1812
  • In Stock:73762
$0.281/pcsRFQ
1808J0630104MXT Image
  • Part#:1808J0630104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 1808
  • In Stock:149395
$0.153/pcsRFQ
2225Y1000152FCR Image
  • Part#:2225Y1000152FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 2225
  • In Stock:11092
$3.334/pcsRFQ
1808J0250123JXT Image
  • Part#:1808J0250123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1808
  • In Stock:124194
$0.188/pcsRFQ
1812J0250562JCR Image
  • Part#:1812J0250562JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1812
  • In Stock:71564
$0.286/pcsRFQ
1210J0504P70CCR Image
  • Part#:1210J0504P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 1210
  • In Stock:91308
$0.235/pcsRFQ
1210J2000152GCT Image
  • Part#:1210J2000152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 1210
  • In Stock:61754
$0.344/pcsRFQ
2225J0100563KXT Image
  • Part#:2225J0100563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V X7R 2225
  • In Stock:59277
$0.65/pcsRFQ
  • Part#:1808Y0160105MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:120717
$0.197/pcsRFQ
1812J2000184JXT Image
  • Part#:1812J2000184JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 200V X7R 1812
  • In Stock:67135
$0.471/pcsRFQ
0603J2000270KFR Image
  • Part#:0603J2000270KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0603
  • In Stock:273065
$0.073/pcsRFQ
1812Y0250472FCT Image
  • Part#:1812Y0250472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1812
  • In Stock:35247
$1.068/pcsRFQ
  • Part#:2220Y1K20273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:45894
$0.67/pcsRFQ
1825J1000100FCT Image
  • Part#:1825J1000100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1825
  • In Stock:10925
$2.791/pcsRFQ
0603J0630130KQT Image
  • Part#:0603J0630130KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 63V C0G/NP0 0603
  • In Stock:187036
$0.103/pcsRFQ
1808J2000152KDT Image
  • Part#:1808J2000152KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V X7R 1808
  • In Stock:102344
$0.184/pcsRFQ
1812Y1000472MXT Image
  • Part#:1812Y1000472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 1812
  • In Stock:63289
$0.298/pcsRFQ
2225Y1K20332KCR Image
  • Part#:2225Y1K20332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV C0G 2225
  • In Stock:32688
$1.122/pcsRFQ
2220Y5000472GFT Image
  • Part#:2220Y5000472GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V C0G/NP0 2220
  • In Stock:18140
$1.676/pcsRFQ
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