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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

2220J1K00391MDT Image
  • Part#:2220J1K00391MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 2220
  • In Stock:59305
$0.617/pcsRFQ
2220J2000562KCR Image
  • Part#:2220J2000562KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 2220
  • In Stock:52410
$0.728/pcsRFQ
1812J3K00182JXR Image
  • Part#:1812J3K00182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 3KV X7R 1812
  • In Stock:77157
$0.305/pcsRFQ
2225Y0500222FCR Image
  • Part#:2225Y0500222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 2225
  • In Stock:10004
$3.272/pcsRFQ
1111Y2500182GQT Image
  • Part#:1111Y2500182GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 1111
  • In Stock:23809
$1.397/pcsRFQ
1812J5000683MDT Image
  • Part#:1812J5000683MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 500V X7R 1812
  • In Stock:80905
$0.386/pcsRFQ
2220Y0160683FCR Image
  • Part#:2220Y0160683FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V C0G/NP0 2220
  • In Stock:9638
$3.886/pcsRFQ
1808Y2500100JFT Image
  • Part#:1808Y2500100JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1808
  • In Stock:74013
$0.325/pcsRFQ
2225J2500153JCT Image
  • Part#:2225J2500153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V C0G 2225
  • In Stock:28814
$1.092/pcsRFQ
2225Y0500183MXR Image
  • Part#:2225Y0500183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 2225
  • In Stock:44353
$0.706/pcsRFQ
1812J1K20121JCT Image
  • Part#:1812J1K20121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.2KV C0G/NP0 1812
  • In Stock:72301
$0.266/pcsRFQ
1812J1K50101KCT Image
  • Part#:1812J1K50101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.5KV C0G/NP0 1812
  • In Stock:87394
$0.273/pcsRFQ
1825J0160563MXT Image
  • Part#:1825J0160563MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V X7R 1825
  • In Stock:55433
$0.603/pcsRFQ
2225J1K00562JCR Image
  • Part#:2225J1K00562JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV C0G/NP0 2225
  • In Stock:24823
$1.29/pcsRFQ
1206Y2500101GFT Image
  • Part#:1206Y2500101GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1206
  • In Stock:105533
$0.227/pcsRFQ
1210Y0100684MXT Image
  • Part#:1210Y0100684MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 10V X7R 1210
  • In Stock:88443
$0.254/pcsRFQ
1812J0500105KXR Image
  • Part#:1812J0500105KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 50V X7R 1812
  • In Stock:85987
$0.403/pcsRFQ
1812J0250563JXR Image
  • Part#:1812J0250563JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1812
  • In Stock:76060
$0.293/pcsRFQ
0805J1002P20DQT Image
  • Part#:0805J1002P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 100V C0G/NP0 0805
  • In Stock:146083
$0.155/pcsRFQ
1812Y4K00121GCT Image
  • Part#:1812Y4K00121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 4KV C0G/NP0 1812
  • In Stock:82558
$0.425/pcsRFQ
0805Y2500181JCT Image
  • Part#:0805Y2500181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 0805
  • In Stock:247458
$0.08/pcsRFQ
1206Y0160561GCR Image
  • Part#:1206Y0160561GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 1206
  • In Stock:143281
$0.158/pcsRFQ
1812Y1K20181MXR Image
  • Part#:1812Y1K20181MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.2KV X7R 1812
  • In Stock:71905
$0.268/pcsRFQ
1808Y1K00102MXR Image
  • Part#:1808Y1K00102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 1808
  • In Stock:143354
$0.136/pcsRFQ
1812J2000224JDR Image
  • Part#:1812J2000224JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 200V X7R 1812
  • In Stock:53398
$0.643/pcsRFQ
1206Y0250334MDR Image
  • Part#:1206Y0250334MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1206
  • In Stock:127727
$0.179/pcsRFQ
2225Y0500104MXR Image
  • Part#:2225Y0500104MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V X7R 2225
  • In Stock:54573
$0.685/pcsRFQ
0603Y0500220FFR Image
  • Part#:0603Y0500220FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 0603
  • In Stock:87535
$0.246/pcsRFQ
2220Y0500564JXT Image
  • Part#:2220Y0500564JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 50V X7R 2220
  • In Stock:31610
$0.989/pcsRFQ
2220Y2500273GCR Image
  • Part#:2220Y2500273GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V C0G 2220
  • In Stock:18316
$1.93/pcsRFQ
2220J0630824MDR Image
  • Part#:2220J0630824MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 63V X7R 2220
  • In Stock:38536
$0.979/pcsRFQ
1808Y0250272KXT Image
  • Part#:1808Y0250272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 1808
  • In Stock:183525
$0.13/pcsRFQ
1825J1K20122KXR Image
  • Part#:1825J1K20122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 1825
  • In Stock:68779
$0.481/pcsRFQ
1210J0630472GFR Image
  • Part#:1210J0630472GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 1210
  • In Stock:78861
$0.459/pcsRFQ
1825Y5000271MXR Image
  • Part#:1825Y5000271MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V X7R 1825
  • In Stock:69142
$0.548/pcsRFQ
1210J2500333MDR Image
  • Part#:1210J2500333MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 1210
  • In Stock:93744
$0.246/pcsRFQ
0805Y0160151MDR Image
  • Part#:0805Y0160151MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V X7R 0805
  • In Stock:321857
$0.071/pcsRFQ
1808J2000274JXT Image
  • Part#:1808J2000274JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 200V X7R 1808
  • In Stock:60177
$0.335/pcsRFQ
1808Y6K00470JCR Image
  • Part#:1808Y6K00470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 1808
  • In Stock:108026
$0.195/pcsRFQ
1812Y5000391JDT Image
  • Part#:1812Y5000391JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 1812
  • In Stock:94951
$0.416/pcsRFQ
1210J5000221GFR Image
  • Part#:1210J5000221GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 500V C0G/NP0 1210
  • In Stock:71919
$0.301/pcsRFQ
1808J6300102JCT Image
  • Part#:1808J6300102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V C0G/NP0 1808
  • In Stock:103070
$0.19/pcsRFQ
1812J0250120GFR Image
  • Part#:1812J0250120GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1812
  • In Stock:47175
$0.802/pcsRFQ
1210Y0250473MDT Image
  • Part#:1210Y0250473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 1210
  • In Stock:84713
$0.229/pcsRFQ
1825Y0160272GCT Image
  • Part#:1825Y0160272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1825
  • In Stock:22670
$1.495/pcsRFQ
1808J0504P70BCR Image
  • Part#:1808J0504P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 1808
  • In Stock:75100
$0.404/pcsRFQ
2220Y5000822GFR Image
  • Part#:2220Y5000822GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V C0G/NP0 2220
  • In Stock:19535
$1.621/pcsRFQ
1206J0500330FAT Image
  • Part#:1206J0500330FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1206
  • In Stock:84565
$0.408/pcsRFQ
1808Y2500151JDR Image
  • Part#:1808Y2500151JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1808
  • In Stock:91461
$0.219/pcsRFQ
0603Y2507P50BQT Image
  • Part#:0603Y2507P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 250V C0G/NP0 0603
  • In Stock:78402
$0.266/pcsRFQ
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