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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

1825Y2500331FCR Image
  • Part#:1825Y2500331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 1825
  • In Stock:9511
$3.591/pcsRFQ
2225Y2000223KDT Image
  • Part#:2225Y2000223KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 2225
  • In Stock:26075
$1.171/pcsRFQ
1210Y1000470FCR Image
  • Part#:1210Y1000470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 1210
  • In Stock:60452
$0.592/pcsRFQ
  • Part#:0805J2000272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 0805
  • In Stock:280340
$0.069/pcsRFQ
2220J3K00152KXR Image
  • Part#:2220J3K00152KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 3KV X7R 2220
  • In Stock:75187
$0.454/pcsRFQ
2225Y0250125MDT Image
  • Part#:2225Y0250125MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 25V X7R 2225
  • In Stock:23144
$1.482/pcsRFQ
1206J1000392FAT Image
  • Part#:1206J1000392FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1206
  • In Stock:41457
$0.731/pcsRFQ
2225J0160105MDT Image
  • Part#:2225J0160105MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 16V X7R 2225
  • In Stock:28327
$1.257/pcsRFQ
1206J2500510KQT Image
  • Part#:1206J2500510KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 250V C0G/NP0 1206
  • In Stock:123713
$0.19/pcsRFQ
1206Y1000471KFR Image
  • Part#:1206Y1000471KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1206
  • In Stock:152990
$0.129/pcsRFQ
0805J1000272KXR Image
  • Part#:0805J1000272KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 0805
  • In Stock:348976
$0.055/pcsRFQ
1210J0160393GCR Image
  • Part#:1210J0160393GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V C0G/NP0 1210
  • In Stock:80387
$0.489/pcsRFQ
0505Y2001P00CQT Image
  • Part#:0505Y2001P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 200V C0G/NP0 0505
  • In Stock:126468
$0.157/pcsRFQ
1812Y5000270FCT Image
  • Part#:1812Y5000270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1812
  • In Stock:30767
$0.988/pcsRFQ
2220J0250473JDR Image
  • Part#:2220J0250473JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 2220
  • In Stock:31884
$1.132/pcsRFQ
1812J2500184KDR Image
  • Part#:1812J2500184KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 250V X7R 1812
  • In Stock:72530
$0.52/pcsRFQ
0805J0100221GCR Image
  • Part#:0805J0100221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V C0G/NP0 0805
  • In Stock:257190
$0.093/pcsRFQ
0603J0500153JDT Image
  • Part#:0603J0500153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 0603
  • In Stock:277765
$0.084/pcsRFQ
0805J5000271KFR Image
  • Part#:0805J5000271KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 0805
  • In Stock:248046
$0.079/pcsRFQ
1812Y1K00150JAT Image
  • Part#:1812Y1K00150JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1812
  • In Stock:74599
$0.454/pcsRFQ
1812Y0630471GAT Image
  • Part#:1812Y0630471GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 1812
  • In Stock:46875
$0.813/pcsRFQ
2225J1K00560FFT Image
  • Part#:2225J1K00560FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 2225
  • In Stock:11441
$2.768/pcsRFQ
0805Y5001P00BCT Image
  • Part#:0805Y5001P00BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 500V C0G/NP0 0805
  • In Stock:101182
$0.2/pcsRFQ
2220J0500473KCT Image
  • Part#:2220J0500473KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V C0G/NP0 2220
  • In Stock:40632
$0.936/pcsRFQ
1210J2500471FFR Image
  • Part#:1210J2500471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 1210
  • In Stock:38688
$0.856/pcsRFQ
1812J2500561GFT Image
  • Part#:1812J2500561GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1812
  • In Stock:47129
$0.763/pcsRFQ
0805J3000121GQT Image
  • Part#:0805J3000121GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 300V C0G/NP0 0805
  • In Stock:71941
$0.442/pcsRFQ
2225Y0500473FCT Image
  • Part#:2225Y0500473FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V C0G/NP0 2225
  • In Stock:6751
$5.337/pcsRFQ
2211JA250470KCRSP Image
  • Part#:2211JA250470KCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 2211
  • In Stock:73926
$0.496/pcsRFQ
1825J2500560FCR Image
  • Part#:1825J2500560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1825
  • In Stock:12557
$2.962/pcsRFQ
1206Y0250562GFT Image
  • Part#:1206Y0250562GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1206
  • In Stock:78139
$0.28/pcsRFQ
2225Y2500332KCT Image
  • Part#:2225Y2500332KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 2225
  • In Stock:29302
$1.087/pcsRFQ
2220Y0250392GCR Image
  • Part#:2220Y0250392GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 2220
  • In Stock:23522
$1.364/pcsRFQ
1206Y2503P90BCR Image
  • Part#:1206Y2503P90BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 1206
  • In Stock:83411
$0.236/pcsRFQ
2220J2000334JXT Image
  • Part#:2220J2000334JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 200V X7R 2220
  • In Stock:36273
$0.888/pcsRFQ
  • Part#:1808Y1K00181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1808
  • In Stock:104463
$0.218/pcsRFQ
1210J2000272FFR Image
  • Part#:1210J2000272FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 1210
  • In Stock:30710
$1.07/pcsRFQ
1808J0250150KDT Image
  • Part#:1808J0250150KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 25V X7R 1808
  • In Stock:93299
$0.202/pcsRFQ
1808J0250684MXR Image
  • Part#:1808J0250684MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 25V X7R 1808
  • In Stock:105475
$0.198/pcsRFQ
1206Y0630123MDR Image
  • Part#:1206Y0630123MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1206
  • In Stock:220297
$0.104/pcsRFQ
1825Y0630122FCT Image
  • Part#:1825Y0630122FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 1825
  • In Stock:12979
$2.941/pcsRFQ
1808Y1000181MXT Image
  • Part#:1808Y1000181MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V X7R 1808
  • In Stock:170043
$0.125/pcsRFQ
0603J1501P10HQT Image
  • Part#:0603J1501P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 150V C0G/NP0 0603
  • In Stock:125675
$0.178/pcsRFQ
1210J0500562KCT Image
  • Part#:1210J0500562KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1210
  • In Stock:119559
$0.198/pcsRFQ
1206Y0252P20DFR Image
  • Part#:1206Y0252P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 25V C0G/NP0 1206
  • In Stock:204678
$0.116/pcsRFQ
0805J0500750JQT Image
  • Part#:0805J0500750JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 50V C0G/NP0 0805
  • In Stock:97273
$0.224/pcsRFQ
1210Y2000182JCT Image
  • Part#:1210Y2000182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V C0G/NP0 1210
  • In Stock:90941
$0.211/pcsRFQ
1812Y3K00271FCR Image
  • Part#:1812Y3K00271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 3KV C0G/NP0 1812
  • In Stock:38941
$0.958/pcsRFQ
2225J4K00181FCT Image
  • Part#:2225J4K00181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 4KV C0G/NP0 2225
  • In Stock:18515
$1.898/pcsRFQ
2225J0250153FCR Image
  • Part#:2225J0250153FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 2225
  • In Stock:10386
$3.444/pcsRFQ
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