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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

1812J0250820FCR Image
  • Part#:1812J0250820FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 1812
  • In Stock:36673
$0.943/pcsRFQ
1808Y6K00470FCT Image
  • Part#:1808Y6K00470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 1808
  • In Stock:48169
$0.686/pcsRFQ
1825J0630183JXT Image
  • Part#:1825J0630183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V X7R 1825
  • In Stock:46062
$0.849/pcsRFQ
  • Part#:1808Y0160331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:231027
$0.104/pcsRFQ
1206Y2000330FAR Image
  • Part#:1206Y2000330FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1206
  • In Stock:74691
$0.419/pcsRFQ
2220Y1K00121JCT Image
  • Part#:2220Y1K00121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1KV C0G/NP0 2220
  • In Stock:59465
$0.576/pcsRFQ
  • Part#:1206Y3001P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:153499
$0.151/pcsRFQ
0805Y2000270JFT Image
  • Part#:0805Y2000270JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0805
  • In Stock:217229
$0.09/pcsRFQ
  • Part#:2220Y2000101FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 2220
  • In Stock:8293
$3.855/pcsRFQ
1808J2000392JCR Image
  • Part#:1808J2000392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V C0G/NP0 1808
  • In Stock:92771
$0.226/pcsRFQ
0603Y0160152MXT Image
  • Part#:0603Y0160152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V X7R 0603
  • In Stock:496215
$0.047/pcsRFQ
1206Y0500334KDT Image
  • Part#:1206Y0500334KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1206
  • In Stock:93669
$0.211/pcsRFQ
1812JA250221MXTSY2 Image
  • Part#:1812JA250221MXTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V X7R 1812
  • In Stock:68741
$0.321/pcsRFQ
1206J5000153MDT Image
  • Part#:1206J5000153MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1206
  • In Stock:174800
$0.117/pcsRFQ
1812J2K50101GCT Image
  • Part#:1812J2K50101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2.5KV C0G/NP0 1812
  • In Stock:75992
$0.458/pcsRFQ
1812Y0160391JCT Image
  • Part#:1812Y0160391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 1812
  • In Stock:64016
$0.3/pcsRFQ
1210J0250272FCR Image
  • Part#:1210J0250272FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 1210
  • In Stock:63585
$0.586/pcsRFQ
1825Y5000153FCR Image
  • Part#:1825Y5000153FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V C0G 1825
  • In Stock:13248
$2.763/pcsRFQ
1812J0630182GFT Image
  • Part#:1812J0630182GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1812
  • In Stock:57699
$0.664/pcsRFQ
1808J4K05P60DCT Image
  • Part#:1808J4K05P60DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 4KV C0G/NP0 1808
  • In Stock:116228
$0.201/pcsRFQ
2225Y2000273JFT Image
  • Part#:2225Y2000273JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 200V C0G 2225
  • In Stock:14526
$2.382/pcsRFQ
  • Part#:0805Y0500823MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 0805
  • In Stock:204222
$0.1/pcsRFQ
1825J0630563FCT Image
  • Part#:1825J0630563FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V C0G/NP0 1825
  • In Stock:9252
$3.895/pcsRFQ
1812Y0100150JCT Image
  • Part#:1812Y0100150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 10V C0G/NP0 1812
  • In Stock:82821
$0.37/pcsRFQ
2225J4K00681KXT Image
  • Part#:2225J4K00681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 4KV X7R 2225
  • In Stock:95076
$0.369/pcsRFQ
1206Y2000680JCR Image
  • Part#:1206Y2000680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1206
  • In Stock:225306
$0.083/pcsRFQ
1206Y2500680JQT Image
  • Part#:1206Y2500680JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1206
  • In Stock:82373
$0.241/pcsRFQ
1210J1000103KDT Image
  • Part#:1210J1000103KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V X7R 1210
  • In Stock:93405
$0.223/pcsRFQ
1210J0630220KCT Image
  • Part#:1210J0630220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 1210
  • In Stock:126428
$0.159/pcsRFQ
2225Y1K50100JCR Image
  • Part#:2225Y1K50100JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.5KV C0G/NP0 2225
  • In Stock:40409
$0.838/pcsRFQ
1206Y0500100GFT Image
  • Part#:1206Y0500100GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1206
  • In Stock:102312
$0.22/pcsRFQ
0603J2502P10CQT Image
  • Part#:0603J2502P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 250V C0G/NP0 0603
  • In Stock:262607
$0.091/pcsRFQ
2225Y1K00102JFT Image
  • Part#:2225Y1K00102JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV C0G/NP0 2225
  • In Stock:25632
$1.266/pcsRFQ
1812Y5000332JDR Image
  • Part#:1812Y5000332JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 1812
  • In Stock:81359
$0.39/pcsRFQ
2220Y0250180FCT Image
  • Part#:2220Y0250180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 2220
  • In Stock:11381
$2.879/pcsRFQ
2220Y0500123GFR Image
  • Part#:2220Y0500123GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 2220
  • In Stock:15079
$2.073/pcsRFQ
1808J0160104JXR Image
  • Part#:1808J0160104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 1808
  • In Stock:138987
$0.174/pcsRFQ
1812Y6300104JET Image
  • Part#:1812Y6300104JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 630V X7R 1812
  • In Stock:32687
$1.095/pcsRFQ
1812Y0500182GCT Image
  • Part#:1812Y0500182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1812
  • In Stock:66505
$0.542/pcsRFQ
0805J5005P60CCR Image
  • Part#:0805J5005P60CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 0805
  • In Stock:278034
$0.085/pcsRFQ
0805Y0500151JDR Image
  • Part#:0805Y0500151JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V X7R 0805
  • In Stock:268967
$0.088/pcsRFQ
1812J6300823KXR Image
  • Part#:1812J6300823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 630V X7R 1812
  • In Stock:63334
$0.471/pcsRFQ
0805Y5000181MDT Image
  • Part#:0805Y5000181MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V X7R 0805
  • In Stock:297511
$0.081/pcsRFQ
0603J0250680GCR Image
  • Part#:0603J0250680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 0603
  • In Stock:201807
$0.107/pcsRFQ
1210J0630392KAT Image
  • Part#:1210J0630392KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 1210
  • In Stock:85198
$0.27/pcsRFQ
1808J2000332GCT Image
  • Part#:1808J2000332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 1808
  • In Stock:107017
$0.37/pcsRFQ
1808YA250680GCRPY2 Image
  • Part#:1808YA250680GCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 1808
  • In Stock:66213
$0.58/pcsRFQ
2220J6300682JXR Image
  • Part#:2220J6300682JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 2220
  • In Stock:54473
$0.552/pcsRFQ
2225J6300820JCR Image
  • Part#:2225J6300820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 2225
  • In Stock:52717
$0.733/pcsRFQ
1812J1K50822MXR Image
  • Part#:1812J1K50822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 1.5KV X7R 1812
  • In Stock:96098
$0.237/pcsRFQ
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