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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

0603J0160122KCT Image
  • Part#:0603J0160122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 0603
  • In Stock:313829
$0.068/pcsRFQ
2225Y0160224JFT Image
  • Part#:2225Y0160224JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 16V C0G/NP0 2225
  • In Stock:12031
$2.626/pcsRFQ
0805Y2000221JER Image
  • Part#:0805Y2000221JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V X7R 0805
  • In Stock:184337
$0.11/pcsRFQ
1206J1K00181JCT Image
  • Part#:1206J1K00181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1206
  • In Stock:181301
$0.108/pcsRFQ
1812J5K00221JXT Image
  • Part#:1812J5K00221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 5KV X7R 1812
  • In Stock:77924
$0.269/pcsRFQ
1210Y5000222JET Image
  • Part#:1210Y5000222JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 1210
  • In Stock:90447
$0.209/pcsRFQ
0805J1K00330FCR Image
  • Part#:0805J1K00330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 0805
  • In Stock:115430
$0.189/pcsRFQ
1812J0500332FFR Image
  • Part#:1812J0500332FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1812
  • In Stock:23986
$1.409/pcsRFQ
0805Y5000560KAR Image
  • Part#:0805Y5000560KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 0805
  • In Stock:269680
$0.072/pcsRFQ
0805J3001P90BQT Image
  • Part#:0805J3001P90BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.9PF 300V C0G/NP0 0805
  • In Stock:136365
$0.158/pcsRFQ
0603Y2504P70DUT Image
  • Part#:0603Y2504P70DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 250V C0G/NP0 0603
  • In Stock:210425
$0.101/pcsRFQ
0805Y1K00391JXT Image
  • Part#:0805Y1K00391JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 0805
  • In Stock:233742
$0.082/pcsRFQ
1111Y2500471JQT Image
  • Part#:1111Y2500471JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 1111
  • In Stock:64018
$0.48/pcsRFQ
  • Part#:1808Y2000223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 1808
  • In Stock:111929
$0.212/pcsRFQ
1808Y0250121JFT Image
  • Part#:1808Y0250121JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 1808
  • In Stock:121957
$0.193/pcsRFQ
1210J1000823KDR Image
  • Part#:1210J1000823KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 1210
  • In Stock:87650
$0.25/pcsRFQ
1812J0160822JCT Image
  • Part#:1812J0160822JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V C0G/NP0 1812
  • In Stock:63348
$0.318/pcsRFQ
0805J0258P20DCT Image
  • Part#:0805J0258P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 25V C0G/NP0 0805
  • In Stock:370845
$0.059/pcsRFQ
1812Y1000102MCTE03 Image
  • Part#:1812Y1000102MCTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1812
  • In Stock:45746
$0.688/pcsRFQ
0603Y2502P40BQT Image
  • Part#:0603Y2502P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 250V C0G/NP0 0603
  • In Stock:204836
$0.117/pcsRFQ
1812J0160394JXT Image
  • Part#:1812J0160394JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 16V X7R 1812
  • In Stock:85971
$0.396/pcsRFQ
1808Y2500821JXT Image
  • Part#:1808Y2500821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1808
  • In Stock:122512
$0.16/pcsRFQ
2225J5000102MDR Image
  • Part#:2225J5000102MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V X7R 2225
  • In Stock:44518
$0.765/pcsRFQ
1206Y1000181GAT Image
  • Part#:1206Y1000181GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1206
  • In Stock:82634
$0.237/pcsRFQ
1812J1K00222GFR Image
  • Part#:1812J1K00222GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV C0G/NP0 1812
  • In Stock:33559
$0.895/pcsRFQ
1825J5K00271JXT Image
  • Part#:1825J5K00271JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 5KV X7R 1825
  • In Stock:99610
$0.358/pcsRFQ
1808J2500221JFR Image
  • Part#:1808J2500221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1808
  • In Stock:104663
$0.179/pcsRFQ
2225Y0100682FCR Image
  • Part#:2225Y0100682FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 10V C0G/NP0 2225
  • In Stock:9843
$3.395/pcsRFQ
1812J5000222GFT Image
  • Part#:1812J5000222GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1812
  • In Stock:56230
$0.581/pcsRFQ
0805J0160823KXR Image
  • Part#:0805J0160823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 0805
  • In Stock:266338
$0.079/pcsRFQ
0805Y1500820JQT Image
  • Part#:0805Y1500820JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 150V C0G/NP0 0805
  • In Stock:91221
$0.22/pcsRFQ
0603Y063P470BCT Image
  • Part#:0603Y063P470BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 63V C0G/NP0 0603
  • In Stock:128613
$0.154/pcsRFQ
1812Y1K00563JET Image
  • Part#:1812Y1K00563JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 1KV X7R 1812
  • In Stock:37953
$0.863/pcsRFQ
1812Y5000103JCT Image
  • Part#:1812Y5000103JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V C0G 1812
  • In Stock:81957
$0.436/pcsRFQ
1210J0100103FCT Image
  • Part#:1210J0100103FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 1210
  • In Stock:50496
$0.781/pcsRFQ
1812YA250560KCRSY2 Image
  • Part#:1812YA250560KCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 250V C0G/NP0 1812
  • In Stock:67662
$0.324/pcsRFQ
2220J6K00220FCR Image
  • Part#:2220J6K00220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 6KV C0G/NP0 2220
  • In Stock:29301
$1.257/pcsRFQ
1812J6300330KCT Image
  • Part#:1812J6300330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 1812
  • In Stock:83100
$0.268/pcsRFQ
1812Y2K50221JCR Image
  • Part#:1812Y2K50221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2.5KV C0G/NP0 1812
  • In Stock:60191
$0.336/pcsRFQ
2225J1K00150KFT Image
  • Part#:2225J1K00150KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 2225
  • In Stock:34388
$0.946/pcsRFQ
1825Y1K50151FCT Image
  • Part#:1825Y1K50151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV C0G/NP0 1825
  • In Stock:16068
$2.039/pcsRFQ
1111J6309P10HQT Image
  • Part#:1111J6309P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 630V C0G/NP0 1111
  • In Stock:21747
$1.683/pcsRFQ
1825J0500330JCR Image
  • Part#:1825J0500330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1825
  • In Stock:49205
$0.765/pcsRFQ
2220Y2K00680FCT Image
  • Part#:2220Y2K00680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2KV C0G/NP0 2220
  • In Stock:16443
$1.995/pcsRFQ
0805Y2500820KFR Image
  • Part#:0805Y2500820KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 0805
  • In Stock:273131
$0.08/pcsRFQ
1210J0250183KFR Image
  • Part#:1210J0250183KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V C0G/NP0 1210
  • In Stock:53792
$0.348/pcsRFQ
2225J0250682KCT Image
  • Part#:2225J0250682KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 2225
  • In Stock:39210
$0.817/pcsRFQ
1206J5000181KAR Image
  • Part#:1206J5000181KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1206
  • In Stock:182657
$0.112/pcsRFQ
0805Y6300151KCT Image
  • Part#:0805Y6300151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 0805
  • In Stock:350960
$0.056/pcsRFQ
0805J5000101KAT Image
  • Part#:0805J5000101KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 0805
  • In Stock:255297
$0.079/pcsRFQ
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