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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

1210Y2500391JCR Image
  • Part#:1210Y2500391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1210
  • In Stock:129111
$0.177/pcsRFQ
1825Y0100680GCR Image
  • Part#:1825Y0100680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 1825
  • In Stock:21115
$1.551/pcsRFQ
1812J0500331KFT Image
  • Part#:1812J0500331KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1812
  • In Stock:90924
$0.375/pcsRFQ
0603Y0630562KDR Image
  • Part#:0603Y0630562KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 0603
  • In Stock:324959
$0.063/pcsRFQ
1808Y1K25P60BCT Image
  • Part#:1808Y1K25P60BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1.2KV C0G/NP0 1808
  • In Stock:67773
$0.357/pcsRFQ
1812Y0500222FFT Image
  • Part#:1812Y0500222FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 1812
  • In Stock:22591
$1.521/pcsRFQ
1812Y2000391GFT Image
  • Part#:1812Y2000391GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1812
  • In Stock:43995
$0.835/pcsRFQ
1808J1K20100JCR Image
  • Part#:1808J1K20100JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.2KV C0G/NP0 1808
  • In Stock:121082
$0.2/pcsRFQ
0805Y0500390KAR Image
  • Part#:0805Y0500390KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 0805
  • In Stock:323694
$0.073/pcsRFQ
1808Y6300560JCR Image
  • Part#:1808Y6300560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 630V C0G/NP0 1808
  • In Stock:133576
$0.152/pcsRFQ
1812J5000102JCR Image
  • Part#:1812J5000102JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1812
  • In Stock:98339
$0.238/pcsRFQ
1111J6305P10CQT Image
  • Part#:1111J6305P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 630V C0G/NP0 1111
  • In Stock:68124
$0.318/pcsRFQ
1808Y2500270KFR Image
  • Part#:1808Y2500270KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1808
  • In Stock:132721
$0.174/pcsRFQ
1812J1K00222GAR Image
  • Part#:1812J1K00222GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV C0G/NP0 1812
  • In Stock:38280
$0.908/pcsRFQ
1812J0630273JCT Image
  • Part#:1812J0630273JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 1812
  • In Stock:87470
$0.43/pcsRFQ
1808J2500560JDT Image
  • Part#:1808J2500560JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V X7R 1808
  • In Stock:101661
$0.235/pcsRFQ
  • Part#:0805J5000270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 0805
  • In Stock:478408
$0.044/pcsRFQ
1812Y1K50330KCR Image
  • Part#:1812Y1K50330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1.5KV C0G/NP0 1812
  • In Stock:76848
$0.269/pcsRFQ
1206J0633P00HQT Image
  • Part#:1206J0633P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 63V C0G/NP0 1206
  • In Stock:68865
$0.434/pcsRFQ
0805J2000221JDT Image
  • Part#:0805J2000221JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V X7R 0805
  • In Stock:177401
$0.118/pcsRFQ
0603Y0500152JDR Image
  • Part#:0603Y0500152JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V X7R 0603
  • In Stock:247761
$0.077/pcsRFQ
1812Y1K00561FFR Image
  • Part#:1812Y1K00561FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1812
  • In Stock:23449
$1.452/pcsRFQ
2225Y2000105KXT Image
  • Part#:2225Y2000105KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 200V X7R 2225
  • In Stock:29282
$1.296/pcsRFQ
1812J2000391JAT Image
  • Part#:1812J2000391JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V C0G/NP0 1812
  • In Stock:77882
$0.427/pcsRFQ
0805Y0100392KCR Image
  • Part#:0805Y0100392KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 10V C0G/NP0 0805
  • In Stock:261485
$0.087/pcsRFQ
2225J5000393MXT Image
  • Part#:2225J5000393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 2225
  • In Stock:71044
$0.499/pcsRFQ
2220J0100220GCR Image
  • Part#:2220J0100220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 10V C0G/NP0 2220
  • In Stock:22919
$1.303/pcsRFQ
1210J0160122KXR Image
  • Part#:1210J0160122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V X7R 1210
  • In Stock:140258
$0.145/pcsRFQ
0603J0630332JDT Image
  • Part#:0603J0630332JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V X7R 0603
  • In Stock:252391
$0.079/pcsRFQ
1210J1K50121FCT Image
  • Part#:1210J1K50121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.5KV C0G/NP0 1210
  • In Stock:86910
$0.446/pcsRFQ
1825J5K00560KCT Image
  • Part#:1825J5K00560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 5KV C0G/NP0 1825
  • In Stock:77662
$0.301/pcsRFQ
1111J1007P50HQT Image
  • Part#:1111J1007P50HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 100V C0G/NP0 1111
  • In Stock:21719
$1.456/pcsRFQ
1210J0630681GAT Image
  • Part#:1210J0630681GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 1210
  • In Stock:82096
$0.433/pcsRFQ
1812Y0160274JXR Image
  • Part#:1812Y0160274JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 1812
  • In Stock:89627
$0.423/pcsRFQ
0603Y0500100JFR Image
  • Part#:0603Y0500100JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 0603
  • In Stock:281565
$0.073/pcsRFQ
0505J2503P60DQT Image
  • Part#:0505J2503P60DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 250V C0G/NP0 0505
  • In Stock:122069
$0.168/pcsRFQ
2225J0630184GCT Image
  • Part#:2225J0630184GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 63V C0G/NP0 2225
  • In Stock:11064
$3.149/pcsRFQ
0805J0631P20DFT Image
  • Part#:0805J0631P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 63V C0G/NP0 0805
  • In Stock:226081
$0.086/pcsRFQ
1812Y2000472FFT Image
  • Part#:1812Y2000472FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1812
  • In Stock:19232
$1.938/pcsRFQ
2220J2000224JXR Image
  • Part#:2220J2000224JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 200V X7R 2220
  • In Stock:35812
$0.848/pcsRFQ
0805Y0630270KQT Image
  • Part#:0805Y0630270KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 0805
  • In Stock:148649
$0.16/pcsRFQ
1210Y1K20682JXT Image
  • Part#:1210Y1K20682JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1.2KV X7R 1210
  • In Stock:104468
$0.217/pcsRFQ
1210J0250684JXR Image
  • Part#:1210J0250684JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 25V X7R 1210
  • In Stock:64605
$0.299/pcsRFQ
  • Part#:0805Y2000393JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:245000
$0.083/pcsRFQ
0603J3006P20BQT Image
  • Part#:0603J3006P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 300V C0G/NP0 0603
  • In Stock:85227
$0.25/pcsRFQ
2220J1K00150FFT Image
  • Part#:2220J1K00150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 2220
  • In Stock:13432
$2.406/pcsRFQ
  • Part#:1206Y0630393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 63V X7R 1206
  • In Stock:245860
$0.098/pcsRFQ
1206Y0630102GAR Image
  • Part#:1206Y0630102GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1206
  • In Stock:86072
$0.244/pcsRFQ
1206J6300682MXR Image
  • Part#:1206J6300682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V X7R 1206
  • In Stock:297915
$0.08/pcsRFQ
1206J0500333MXT Image
  • Part#:1206J0500333MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1206
  • In Stock:253945
$0.083/pcsRFQ
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