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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

  • Part#:1111J1K00221GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1000V C0G/NP0 1111
  • In Stock:42345
$0.704/pcsRFQ
0603Y0630101GCR Image
  • Part#:0603Y0630101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 0603
  • In Stock:270740
$0.086/pcsRFQ
2211YA250681GCRSPU Image
  • Part#:2211YA250681GCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 2211
  • In Stock:17481
$1.91/pcsRFQ
0805Y2500330KCR Image
  • Part#:0805Y2500330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0805
  • In Stock:375502
$0.056/pcsRFQ
1210J0250272GCT Image
  • Part#:1210J0250272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 1210
  • In Stock:70940
$0.313/pcsRFQ
1206Y0630271KXT Image
  • Part#:1206Y0630271KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V X7R 1206
  • In Stock:282421
$0.083/pcsRFQ
1825J5K00150KCR Image
  • Part#:1825J5K00150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 5KV C0G/NP0 1825
  • In Stock:86831
$0.27/pcsRFQ
0603J1000271JCT Image
  • Part#:0603J1000271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 0603
  • In Stock:378513
$0.059/pcsRFQ
1812J5000181JDT Image
  • Part#:1812J5000181JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V X7R 1812
  • In Stock:103440
$0.382/pcsRFQ
1206J2K00152JXT Image
  • Part#:1206J2K00152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2KV X7R 1206
  • In Stock:140313
$0.136/pcsRFQ
1210Y0630682GCT Image
  • Part#:1210Y0630682GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1210
  • In Stock:90465
$0.367/pcsRFQ
2220J2K00820JCR Image
  • Part#:2220J2K00820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 2KV C0G/NP0 2220
  • In Stock:62238
$0.493/pcsRFQ
0505J3003P60BQT Image
  • Part#:0505J3003P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 300V C0G/NP0 0505
  • In Stock:65986
$0.293/pcsRFQ
1825J2K00152MXR Image
  • Part#:1825J2K00152MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2KV X7R 1825
  • In Stock:73407
$0.463/pcsRFQ
0505Y050P600BQT Image
  • Part#:0505Y050P600BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 50V C0G/NP0 0505
  • In Stock:112033
$0.175/pcsRFQ
1206J1001P20BCR Image
  • Part#:1206J1001P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 100V C0G/NP0 1206
  • In Stock:100574
$0.238/pcsRFQ
0603Y0500271KAT Image
  • Part#:0603Y0500271KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 0603
  • In Stock:250744
$0.078/pcsRFQ
1210Y5005P60CAT Image
  • Part#:1210Y5005P60CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 500V C0G/NP0 1210
  • In Stock:63979
$0.316/pcsRFQ
2225J0100681JCT Image
  • Part#:2225J0100681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 2225
  • In Stock:42809
$0.848/pcsRFQ
2220J6300391MXT Image
  • Part#:2220J6300391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 630V X7R 2220
  • In Stock:91071
$0.428/pcsRFQ
1206Y0250123JDT Image
  • Part#:1206Y0250123JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V X7R 1206
  • In Stock:166161
$0.142/pcsRFQ
0805Y0630154JET Image
  • Part#:0805Y0630154JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 63V X7R 0805
  • In Stock:131972
$0.153/pcsRFQ
1812Y0250122KFT Image
  • Part#:1812Y0250122KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1812
  • In Stock:82113
$0.447/pcsRFQ
1808Y0100473JXT Image
  • Part#:1808Y0100473JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V X7R 1808
  • In Stock:110220
$0.177/pcsRFQ
  • Part#:2220J0630154KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:50463
$0.594/pcsRFQ
2225Y2000561JFT Image
  • Part#:2225Y2000561JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 2225
  • In Stock:19047
$1.693/pcsRFQ
1825Y2K00331MXR Image
  • Part#:1825Y2K00331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV X7R 1825
  • In Stock:66422
$0.54/pcsRFQ
2220Y5K00560FCT Image
  • Part#:2220Y5K00560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 5KV C0G/NP0 2220
  • In Stock:22088
$1.41/pcsRFQ
2225J0500151KCT Image
  • Part#:2225J0500151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V C0G/NP0 2225
  • In Stock:44345
$0.782/pcsRFQ
2225J2000330FFR Image
  • Part#:2225J2000330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 2225
  • In Stock:6775
$4.489/pcsRFQ
2225Y1K20391KXT Image
  • Part#:2225Y1K20391KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.2KV X7R 2225
  • In Stock:28088
$1.106/pcsRFQ
1206Y3000181JQT Image
  • Part#:1206Y3000181JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 300V C0G/NP0 1206
  • In Stock:97114
$0.224/pcsRFQ
2220Y2500180KCT Image
  • Part#:2220Y2500180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 2220
  • In Stock:43415
$0.848/pcsRFQ
2220Y0250683JFT Image
  • Part#:2220Y0250683JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V C0G/NP0 2220
  • In Stock:21758
$1.678/pcsRFQ
1206J6304P00HQT Image
  • Part#:1206J6304P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 630V C0G/NP0 1206
  • In Stock:56136
$0.645/pcsRFQ
1111Y5001P20HQT Image
  • Part#:1111Y5001P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 500V C0G/NP0 1111
  • In Stock:68552
$0.533/pcsRFQ
2225J2000820KCR Image
  • Part#:2225J2000820KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 2225
  • In Stock:38285
$0.797/pcsRFQ
0603J0160220FFR Image
  • Part#:0603J0160220FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 0603
  • In Stock:69651
$0.292/pcsRFQ
0603Y0500430JQT Image
  • Part#:0603Y0500430JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 50V C0G/NP0 0603
  • In Stock:174047
$0.126/pcsRFQ
2225Y1K00561FCT Image
  • Part#:2225Y1K00561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 2225
  • In Stock:15994
$2.417/pcsRFQ
1206J6305P60BCR Image
  • Part#:1206J6305P60BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 1206
  • In Stock:78515
$0.286/pcsRFQ
1210Y5000821GAT Image
  • Part#:1210Y5000821GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1210
  • In Stock:80656
$0.374/pcsRFQ
1812Y0500272FAR Image
  • Part#:1812Y0500272FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 1812
  • In Stock:21234
$1.528/pcsRFQ
2220J1000153KDR Image
  • Part#:2220J1000153KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V X7R 2220
  • In Stock:40560
$0.894/pcsRFQ
2220Y1000474JDT Image
  • Part#:2220Y1000474JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 2220
  • In Stock:19479
$1.619/pcsRFQ
1210Y1K00390GFT Image
  • Part#:1210Y1K00390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1210
  • In Stock:61562
$0.342/pcsRFQ
1812Y0250124FCT Image
  • Part#:1812Y0250124FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V C0G/NP0 1812
  • In Stock:11521
$3.413/pcsRFQ
0603Y2502P20HQT Image
  • Part#:0603Y2502P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 250V C0G/NP0 0603
  • In Stock:114080
$0.192/pcsRFQ
0805J2000121KCT Image
  • Part#:0805J2000121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 0805
  • In Stock:287081
$0.077/pcsRFQ
1808J0500223MXR Image
  • Part#:1808J0500223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1808
  • In Stock:170527
$0.122/pcsRFQ
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