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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

1812Y0500563KCR Image
  • Part#:1812Y0500563KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V C0G/NP0 1812
  • In Stock:49847
$0.781/pcsRFQ
0805J6300122MXR Image
  • Part#:0805J6300122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V X7R 0805
  • In Stock:314917
$0.061/pcsRFQ
2225Y1000182FFT Image
  • Part#:2225Y1000182FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 2225
  • In Stock:5918
$5.136/pcsRFQ
2220J1K50180GCR Image
  • Part#:2220J1K50180GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 2220
  • In Stock:39978
$0.833/pcsRFQ
2225J0100153KCR Image
  • Part#:2225J0100153KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V C0G/NP0 2225
  • In Stock:40802
$0.938/pcsRFQ
1210Y0160273KFR Image
  • Part#:1210Y0160273KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 1210
  • In Stock:94414
$0.413/pcsRFQ
1206J2K08P20DCT Image
  • Part#:1206J2K08P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 2KV C0G/NP0 1206
  • In Stock:252118
$0.086/pcsRFQ
1808YA250180JCRSY2 Image
  • Part#:1808YA250180JCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1808
  • In Stock:81810
$0.278/pcsRFQ
  • Part#:0805J2000100GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:163257
$0.123/pcsRFQ
1210J1000221KAT Image
  • Part#:1210J1000221KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1210
  • In Stock:86351
$0.242/pcsRFQ
0603Y0500271FAT Image
  • Part#:0603Y0500271FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 0603
  • In Stock:80556
$0.281/pcsRFQ
2220Y0630150JCR Image
  • Part#:2220Y0630150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 2220
  • In Stock:38510
$0.818/pcsRFQ
  • Part#:2220Y0160105KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:44983
$0.662/pcsRFQ
0603Y1000120KCT Image
  • Part#:0603Y1000120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 0603
  • In Stock:502384
$0.048/pcsRFQ
0805Y0500123KER Image
  • Part#:0805Y0500123KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V X7R 0805
  • In Stock:241219
$0.093/pcsRFQ
0505Y1000221FQT Image
  • Part#:0505Y1000221FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 0505
  • In Stock:27029
$1.36/pcsRFQ
1210Y0100125MXT Image
  • Part#:1210Y0100125MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 10V X7R 1210
  • In Stock:69767
$0.279/pcsRFQ
1808J2K50331KXT Image
  • Part#:1808J2K50331KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2.5KV X7R 1808
  • In Stock:138263
$0.138/pcsRFQ
1812J1K20151KXR Image
  • Part#:1812J1K20151KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.2KV X7R 1812
  • In Stock:94025
$0.237/pcsRFQ
1812Y0160471KCT Image
  • Part#:1812Y0160471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 1812
  • In Stock:68273
$0.309/pcsRFQ
2225Y1K20330FCR Image
  • Part#:2225Y1K20330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1.2KV C0G/NP0 2225
  • In Stock:16208
$2.35/pcsRFQ
1210Y0100102GCT Image
  • Part#:1210Y0100102GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V C0G/NP0 1210
  • In Stock:61415
$0.313/pcsRFQ
1210Y2000470GAT Image
  • Part#:1210Y2000470GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1210
  • In Stock:70234
$0.485/pcsRFQ
1210Y5000391JDT Image
  • Part#:1210Y5000391JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 1210
  • In Stock:100227
$0.213/pcsRFQ
1808J0630182KFT Image
  • Part#:1808J0630182KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1808
  • In Stock:138534
$0.173/pcsRFQ
0805Y1001P50DAR Image
  • Part#:0805Y1001P50DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 100V C0G/NP0 0805
  • In Stock:288418
$0.078/pcsRFQ
2220Y2500152GFR Image
  • Part#:2220Y2500152GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V C0G/NP0 2220
  • In Stock:16307
$2.122/pcsRFQ
1210J0160332JXT Image
  • Part#:1210J0160332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V X7R 1210
  • In Stock:106311
$0.183/pcsRFQ
0805Y0630184MDR Image
  • Part#:0805Y0630184MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 63V X7R 0805
  • In Stock:177664
$0.112/pcsRFQ
0603Y1000472JER Image
  • Part#:0603Y1000472JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 0603
  • In Stock:236329
$0.081/pcsRFQ
0603Y1000181JCT Image
  • Part#:0603Y1000181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 0603
  • In Stock:386827
$0.059/pcsRFQ
2225Y5000561JCT Image
  • Part#:2225Y5000561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 2225
  • In Stock:47651
$0.827/pcsRFQ
1210Y2K00221GCR Image
  • Part#:1210Y2K00221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2KV C0G/NP0 1210
  • In Stock:59794
$0.347/pcsRFQ
1812Y1000332FAR Image
  • Part#:1812Y1000332FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V C0G/NP0 1812
  • In Stock:22070
$1.7/pcsRFQ
1210J1K20272MXT Image
  • Part#:1210J1K20272MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1.2KV X7R 1210
  • In Stock:178600
$0.125/pcsRFQ
2225Y0500561GCT Image
  • Part#:2225Y0500561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 2225
  • In Stock:16821
$1.776/pcsRFQ
1210Y0500684JDR Image
  • Part#:1210Y0500684JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 1210
  • In Stock:64714
$0.504/pcsRFQ
1210Y0500102KET Image
  • Part#:1210Y0500102KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V X7R 1210
  • In Stock:98346
$0.224/pcsRFQ
1206J2009P10DQT Image
  • Part#:1206J2009P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 200V C0G/NP0 1206
  • In Stock:116435
$0.203/pcsRFQ
1210Y1K53P90BCT Image
  • Part#:1210Y1K53P90BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 1.5KV C0G/NP0 1210
  • In Stock:88890
$0.434/pcsRFQ
1808Y1K50100JCT Image
  • Part#:1808Y1K50100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.5KV C0G/NP0 1808
  • In Stock:99201
$0.22/pcsRFQ
1206J0501P50DQT Image
  • Part#:1206J0501P50DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 50V C0G/NP0 1206
  • In Stock:117869
$0.174/pcsRFQ
0805J0500220JAR Image
  • Part#:0805J0500220JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 0805
  • In Stock:302646
$0.078/pcsRFQ
1808JA250102JCTSP Image
  • Part#:1808JA250102JCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1808
  • In Stock:99615
$0.388/pcsRFQ
1808J0630822KDR Image
  • Part#:1808J0630822KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1808
  • In Stock:105513
$0.186/pcsRFQ
0805J2000271KXT Image
  • Part#:0805J2000271KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V X7R 0805
  • In Stock:342361
$0.069/pcsRFQ
2220J0630181KCR Image
  • Part#:2220J0630181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 2220
  • In Stock:48863
$0.674/pcsRFQ
1825J0250120JCR Image
  • Part#:1825J0250120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1825
  • In Stock:46602
$0.794/pcsRFQ
2225J1K20152MXR Image
  • Part#:2225J1K20152MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.2KV X7R 2225
  • In Stock:49107
$0.726/pcsRFQ
0603Y0500152JDT Image
  • Part#:0603Y0500152JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V X7R 0603
  • In Stock:244515
$0.08/pcsRFQ
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