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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

1111Y2500221KQT Image
  • Part#:1111Y2500221KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1111
  • In Stock:75163
$0.433/pcsRFQ
2225J2K50180JCT Image
  • Part#:2225J2K50180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2.5KV C0G/NP0 2225
  • In Stock:52097
$0.668/pcsRFQ
0603Y0630682MXT Image
  • Part#:0603Y0630682MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V X7R 0603
  • In Stock:476479
$0.044/pcsRFQ
1210J0630681FCT Image
  • Part#:1210J0630681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 1210
  • In Stock:68277
$0.564/pcsRFQ
0505Y0500470GQT Image
  • Part#:0505Y0500470GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 0505
  • In Stock:60045
$0.326/pcsRFQ
1825Y3K00121JCR Image
  • Part#:1825Y3K00121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 3KV C0G/NP0 1825
  • In Stock:44851
$0.674/pcsRFQ
1808Y1000820JCT Image
  • Part#:1808Y1000820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 1808
  • In Stock:138466
$0.135/pcsRFQ
1812Y6300821JAT Image
  • Part#:1812Y6300821JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V C0G/NP0 1812
  • In Stock:77555
$0.468/pcsRFQ
1210J0250334MDR Image
  • Part#:1210J0250334MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1210
  • In Stock:71149
$0.271/pcsRFQ
1825Y2500152GCT Image
  • Part#:1825Y2500152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 1825
  • In Stock:20921
$1.67/pcsRFQ
0603J0250471JFR Image
  • Part#:0603J0250471JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 0603
  • In Stock:274798
$0.08/pcsRFQ
1825Y5K00221GCR Image
  • Part#:1825Y5K00221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 5KV C0G/NP0 1825
  • In Stock:47267
$0.721/pcsRFQ
2220Y2K00120KCR Image
  • Part#:2220Y2K00120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 2220
  • In Stock:59951
$0.553/pcsRFQ
2220J1000154JXR Image
  • Part#:2220J1000154JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 2220
  • In Stock:41483
$0.806/pcsRFQ
0805Y6300121JXR Image
  • Part#:0805Y6300121JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V X7R 0805
  • In Stock:326897
$0.07/pcsRFQ
1825Y1K00562MXR Image
  • Part#:1825Y1K00562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV X7R 1825
  • In Stock:64547
$0.527/pcsRFQ
2211YA250390GCRSP Image
  • Part#:2211YA250390GCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 2211
  • In Stock:30518
$0.987/pcsRFQ
0805Y1008P20DAR Image
  • Part#:0805Y1008P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 0805
  • In Stock:287625
$0.078/pcsRFQ
2220Y1K00563KXR Image
  • Part#:2220Y1K00563KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1KV X7R 2220
  • In Stock:46281
$0.662/pcsRFQ
2220J5000182FFT Image
  • Part#:2220J5000182FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 2220
  • In Stock:13666
$2.683/pcsRFQ
  • Part#:2220Y2K00183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:71650
$0.539/pcsRFQ
1210Y0250224MXR Image
  • Part#:1210Y0250224MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 1210
  • In Stock:116252
$0.163/pcsRFQ
0805J0100103GCR Image
  • Part#:0805J0100103GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 0805
  • In Stock:124635
$0.176/pcsRFQ
1808Y0630221MDR Image
  • Part#:1808Y0630221MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 1808
  • In Stock:107004
$0.193/pcsRFQ
2220J0500682JFT Image
  • Part#:2220J0500682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V C0G/NP0 2220
  • In Stock:32679
$0.998/pcsRFQ
2220J3K00562JXR Image
  • Part#:2220J3K00562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 3KV X7R 2220
  • In Stock:43940
$0.679/pcsRFQ
1808Y1K00561JCT Image
  • Part#:1808Y1K00561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1808
  • In Stock:122166
$0.178/pcsRFQ
1825Y2000154KXR Image
  • Part#:1825Y2000154KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 1825
  • In Stock:44519
$0.817/pcsRFQ
0805J0250221GCT Image
  • Part#:0805J0250221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 0805
  • In Stock:200966
$0.101/pcsRFQ
2225Y1K50221FCT Image
  • Part#:2225Y1K50221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV C0G/NP0 2225
  • In Stock:16330
$2.405/pcsRFQ
1825J0100473MXR Image
  • Part#:1825J0100473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V X7R 1825
  • In Stock:55190
$0.605/pcsRFQ
1825J2500124MXR Image
  • Part#:1825J2500124MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 250V X7R 1825
  • In Stock:47598
$0.683/pcsRFQ
2220J1K50821KXT Image
  • Part#:2220J1K50821KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV X7R 2220
  • In Stock:67809
$0.441/pcsRFQ
2225Y5000823KXR Image
  • Part#:2225Y5000823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 500V X7R 2225
  • In Stock:53628
$0.659/pcsRFQ
0805Y0500471FCR Image
  • Part#:0805Y0500471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 0805
  • In Stock:125964
$0.187/pcsRFQ
1206J0500561JQT Image
  • Part#:1206J0500561JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 1206
  • In Stock:73513
$0.326/pcsRFQ
  • Part#:1808J0630680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:235603
$0.086/pcsRFQ
1808J0250472MDT Image
  • Part#:1808J0250472MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V X7R 1808
  • In Stock:114109
$0.191/pcsRFQ
0603Y5000680JCT Image
  • Part#:0603Y5000680JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 0603
  • In Stock:395281
$0.059/pcsRFQ
1812J0630153KDT Image
  • Part#:1812J0630153KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 1812
  • In Stock:92319
$0.381/pcsRFQ
0603J0160391JXR Image
  • Part#:0603J0160391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V X7R 0603
  • In Stock:473074
$0.051/pcsRFQ
2220J2500392FFR Image
  • Part#:2220J2500392FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V C0G/NP0 2220
  • In Stock:8296
$3.989/pcsRFQ
2225J2000180GCT Image
  • Part#:2225J2000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 2225
  • In Stock:24082
$1.547/pcsRFQ
1206Y2000393KET Image
  • Part#:1206Y2000393KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1206
  • In Stock:123105
$0.162/pcsRFQ
2225J2000271JCT Image
  • Part#:2225J2000271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 2225
  • In Stock:45720
$0.839/pcsRFQ
1812J1K20123MXT Image
  • Part#:1812J1K20123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 1.2KV X7R 1812
  • In Stock:79214
$0.291/pcsRFQ
2220J0160565JDT Image
  • Part#:2220J0160565JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6UF 16V X7R 2220
  • In Stock:14849
$2.454/pcsRFQ
1812J5000124JXT Image
  • Part#:1812J5000124JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 500V X7R 1812
  • In Stock:79221
$0.413/pcsRFQ
2225Y0500222GCR Image
  • Part#:2225Y0500222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 2225
  • In Stock:23071
$1.685/pcsRFQ
1812J2K00271JXT Image
  • Part#:1812J2K00271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV X7R 1812
  • In Stock:70960
$0.319/pcsRFQ
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