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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

2220J2500123MDR Image
  • Part#:2220J2500123MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V X7R 2220
  • In Stock:41125
$0.837/pcsRFQ
0805Y0100100KCR Image
  • Part#:0805Y0100100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 0805
  • In Stock:393229
$0.051/pcsRFQ
1812J0500564MXT Image
  • Part#:1812J0500564MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 50V X7R 1812
  • In Stock:63683
$0.338/pcsRFQ
1210J0500122FAT Image
  • Part#:1210J0500122FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1210
  • In Stock:39488
$0.868/pcsRFQ
2225J0630473MDR Image
  • Part#:2225J0630473MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 2225
  • In Stock:38115
$0.917/pcsRFQ
1206Y0251P50CCT Image
  • Part#:1206Y0251P50CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 25V C0G/NP0 1206
  • In Stock:195295
$0.122/pcsRFQ
1808YA250390FCRPY2 Image
  • Part#:1808YA250390FCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1808
  • In Stock:33723
$1.125/pcsRFQ
1808J0100183MXR Image
  • Part#:1808J0100183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V X7R 1808
  • In Stock:105495
$0.203/pcsRFQ
2225Y0630823JFT Image
  • Part#:2225Y0630823JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V C0G/NP0 2225
  • In Stock:13354
$2.351/pcsRFQ
1808J1K00122JXR Image
  • Part#:1808J1K00122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1808
  • In Stock:119748
$0.181/pcsRFQ
2220Y1K20473KXT Image
  • Part#:2220Y1K20473KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 1.2KV X7R 2220
  • In Stock:45676
$0.862/pcsRFQ
0603J0100181KCR Image
  • Part#:0603J0100181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 10V C0G/NP0 0603
  • In Stock:324541
$0.06/pcsRFQ
1808Y0100332JXT Image
  • Part#:1808Y0100332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V X7R 1808
  • In Stock:145442
$0.138/pcsRFQ
1206Y3000180GQT Image
  • Part#:1206Y3000180GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 300V C0G/NP0 1206
  • In Stock:63134
$0.35/pcsRFQ
1210J0160271GCT Image
  • Part#:1210J0160271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 1210
  • In Stock:68064
$0.286/pcsRFQ
1812J0250103FFT Image
  • Part#:1812J0250103FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 1812
  • In Stock:19050
$1.596/pcsRFQ
1210J2000221FAR Image
  • Part#:1210J2000221FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 1210
  • In Stock:39940
$0.874/pcsRFQ
1812J2000391GAR Image
  • Part#:1812J2000391GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1812
  • In Stock:47039
$0.73/pcsRFQ
1206Y1000471FCT Image
  • Part#:1206Y1000471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1206
  • In Stock:67361
$0.324/pcsRFQ
1808J0250682KXT Image
  • Part#:1808J0250682KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 1808
  • In Stock:161926
$0.146/pcsRFQ
1111J6302P10DQT Image
  • Part#:1111J6302P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 630V C0G/NP0 1111
  • In Stock:72934
$0.296/pcsRFQ
2225Y0250473GCT Image
  • Part#:2225Y0250473GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V C0G/NP0 2225
  • In Stock:14004
$2.219/pcsRFQ
2225J0250273FFR Image
  • Part#:2225J0250273FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 2225
  • In Stock:6096
$5.622/pcsRFQ
2225Y0250820JFR Image
  • Part#:2225Y0250820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 2225
  • In Stock:24178
$1.547/pcsRFQ
1825Y2K00120FCT Image
  • Part#:1825Y2K00120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 1825
  • In Stock:16738
$2.239/pcsRFQ
2225Y2K00120KCR Image
  • Part#:2225Y2K00120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 2225
  • In Stock:50844
$0.743/pcsRFQ
1808Y6300180FCR Image
  • Part#:1808Y6300180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1808
  • In Stock:63326
$0.472/pcsRFQ
2225Y0160470GCR Image
  • Part#:2225Y0160470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 2225
  • In Stock:20729
$1.783/pcsRFQ
0805Y0250393KDR Image
  • Part#:0805Y0250393KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V X7R 0805
  • In Stock:232556
$0.096/pcsRFQ
1812J5000153JDT Image
  • Part#:1812J5000153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1812
  • In Stock:82420
$0.37/pcsRFQ
1808J6K00121KXR Image
  • Part#:1808J6K00121KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 6KV X7R 1808
  • In Stock:153822
$0.154/pcsRFQ
  • Part#:1808Y2500221KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:204963
$0.097/pcsRFQ
0805J1000562JXT Image
  • Part#:0805J1000562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V X7R 0805
  • In Stock:292907
$0.079/pcsRFQ
2220Y1000683JCR Image
  • Part#:2220Y1000683JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V C0G 2220
  • In Stock:19725
$1.56/pcsRFQ
2220J1K20222MXR Image
  • Part#:2220J1K20222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.2KV X7R 2220
  • In Stock:73621
$0.424/pcsRFQ
2220Y2500221FCT Image
  • Part#:2220Y2500221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 2220
  • In Stock:11367
$3.149/pcsRFQ
0805Y1500391GQT Image
  • Part#:0805Y1500391GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 150V C0G/NP0 0805
  • In Stock:68389
$0.447/pcsRFQ
0603Y0500392MXR Image
  • Part#:0603Y0500392MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V X7R 0603
  • In Stock:583511
$0.041/pcsRFQ
1825Y2K00472KXT Image
  • Part#:1825Y2K00472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 2KV X7R 1825
  • In Stock:53635
$0.727/pcsRFQ
1825Y2000180KCR Image
  • Part#:1825Y2000180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1825
  • In Stock:36149
$0.873/pcsRFQ
2220Y5000682FCT Image
  • Part#:2220Y5000682FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 500V C0G/NP0 2220
  • In Stock:18034
$2.14/pcsRFQ
1210Y1K00122JXT Image
  • Part#:1210Y1K00122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1210
  • In Stock:116577
$0.164/pcsRFQ
1210J0160153GCT Image
  • Part#:1210J0160153GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1210
  • In Stock:96706
$0.401/pcsRFQ
2220J1000471GFT Image
  • Part#:2220J1000471GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 2220
  • In Stock:17097
$1.783/pcsRFQ
0805Y0160393KXR Image
  • Part#:0805Y0160393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 0805
  • In Stock:289800
$0.066/pcsRFQ
0603J3000100GQT Image
  • Part#:0603J3000100GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 300V C0G/NP0 0603
  • In Stock:68544
$0.277/pcsRFQ
1210J0500820FFT Image
  • Part#:1210J0500820FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1210
  • In Stock:39561
$0.825/pcsRFQ
1808Y0166P80BFT Image
  • Part#:1808Y0166P80BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 16V C0G/NP0 1808
  • In Stock:54122
$0.65/pcsRFQ
1210Y0250472JFT Image
  • Part#:1210Y0250472JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1210
  • In Stock:79443
$0.283/pcsRFQ
0505Y2500220JQT Image
  • Part#:0505Y2500220JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 0505
  • In Stock:113179
$0.196/pcsRFQ
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