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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

1812Y1K20182KXR Image
  • Part#:1812Y1K20182KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV X7R 1812
  • In Stock:77138
$0.265/pcsRFQ
2220J2000333MXR Image
  • Part#:2220J2000333MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V X7R 2220
  • In Stock:67840
$0.563/pcsRFQ
1812Y2500120JFR Image
  • Part#:1812Y2500120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1812
  • In Stock:66008
$0.501/pcsRFQ
2220Y1K00470JCR Image
  • Part#:2220Y1K00470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1KV C0G/NP0 2220
  • In Stock:75378
$0.522/pcsRFQ
1206Y0500680KFT Image
  • Part#:1206Y0500680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 1206
  • In Stock:165578
$0.119/pcsRFQ
2225J0250271FFR Image
  • Part#:2225J0250271FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 2225
  • In Stock:6311
$5.038/pcsRFQ
1825Y0100152FCT Image
  • Part#:1825Y0100152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V C0G/NP0 1825
  • In Stock:12639
$2.958/pcsRFQ
1210J0500332KFR Image
  • Part#:1210J0500332KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1210
  • In Stock:94902
$0.248/pcsRFQ
2225Y5000392FCT Image
  • Part#:2225Y5000392FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 500V C0G/NP0 2225
  • In Stock:17310
$2.231/pcsRFQ
0603Y016P560CCR Image
  • Part#:0603Y016P560CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 16V C0G/NP0 0603
  • In Stock:329388
$0.064/pcsRFQ
0805Y5000391MXT Image
  • Part#:0805Y5000391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 0805
  • In Stock:389062
$0.055/pcsRFQ
1808J0168P20CCR Image
  • Part#:1808J0168P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 1808
  • In Stock:94610
$0.199/pcsRFQ
1210J1008P20DAR Image
  • Part#:1210J1008P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 1210
  • In Stock:92529
$0.237/pcsRFQ
1210J2500333JXT Image
  • Part#:1210J2500333JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 1210
  • In Stock:103269
$0.224/pcsRFQ
0805Y0630822JXR Image
  • Part#:0805Y0630822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 0805
  • In Stock:309209
$0.069/pcsRFQ
1825J1000180JCR Image
  • Part#:1825J1000180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 1825
  • In Stock:45335
$0.757/pcsRFQ
1825Y0160274JCR Image
  • Part#:1825Y0160274JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V C0G/NP0 1825
  • In Stock:17925
$2.145/pcsRFQ
1808Y0160563JCT Image
  • Part#:1808Y0160563JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 16V C0G/NP0 1808
  • In Stock:90057
$0.383/pcsRFQ
1210Y2500151JFR Image
  • Part#:1210Y2500151JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1210
  • In Stock:86637
$0.263/pcsRFQ
1812J1K20332KXT Image
  • Part#:1812J1K20332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV X7R 1812
  • In Stock:79353
$0.277/pcsRFQ
2225Y0500225JDT Image
  • Part#:2225Y0500225JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 50V X7R 2225
  • In Stock:17256
$2.085/pcsRFQ
1825J0160471JCT Image
  • Part#:1825J0160471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 1825
  • In Stock:42056
$0.756/pcsRFQ
1210Y0500824KXT Image
  • Part#:1210Y0500824KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 50V X7R 1210
  • In Stock:64747
$0.325/pcsRFQ
2225J0250392JFR Image
  • Part#:2225J0250392JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 2225
  • In Stock:23664
$1.306/pcsRFQ
1210J2500182KDT Image
  • Part#:1210J2500182KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V X7R 1210
  • In Stock:96802
$0.238/pcsRFQ
1111J2K0P500BQT Image
  • Part#:1111J2K0P500BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 2KV C0G/NP0 1111
  • In Stock:76207
$0.275/pcsRFQ
2225Y0630183FCR Image
  • Part#:2225Y0630183FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 2225
  • In Stock:9689
$3.702/pcsRFQ
1210Y0630331GAR Image
  • Part#:1210Y0630331GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1210
  • In Stock:68883
$0.442/pcsRFQ
1808J0500331JXT Image
  • Part#:1808J0500331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V X7R 1808
  • In Stock:133402
$0.173/pcsRFQ
1808J0500392KFR Image
  • Part#:1808J0500392KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 1808
  • In Stock:137011
$0.172/pcsRFQ
1206Y2002P10HQT Image
  • Part#:1206Y2002P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 200V C0G/NP0 1206
  • In Stock:75609
$0.319/pcsRFQ
1210Y0100121JCR Image
  • Part#:1210Y0100121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 10V C0G/NP0 1210
  • In Stock:138657
$0.163/pcsRFQ
1825J0500683JCT Image
  • Part#:1825J0500683JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 50V C0G/NP0 1825
  • In Stock:31330
$1.146/pcsRFQ
1206Y0100272JCR Image
  • Part#:1206Y0100272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 10V C0G/NP0 1206
  • In Stock:203565
$0.104/pcsRFQ
2225Y0250560GCT Image
  • Part#:2225Y0250560GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 2225
  • In Stock:17429
$1.858/pcsRFQ
1808Y5K00121MXR Image
  • Part#:1808Y5K00121MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 5KV X7R 1808
  • In Stock:147983
$0.159/pcsRFQ
0805Y2003P30BQT Image
  • Part#:0805Y2003P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 200V C0G/NP0 0805
  • In Stock:111255
$0.207/pcsRFQ
1808Y6300562KXR Image
  • Part#:1808Y6300562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 630V X7R 1808
  • In Stock:109298
$0.218/pcsRFQ
1808Y1000222KCT Image
  • Part#:1808Y1000222KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1808
  • In Stock:116560
$0.185/pcsRFQ
1825Y1K20120JCT Image
  • Part#:1825Y1K20120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1.2KV C0G/NP0 1825
  • In Stock:50410
$0.595/pcsRFQ
0603Y0633P90CFR Image
  • Part#:0603Y0633P90CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 63V C0G/NP0 0603
  • In Stock:200900
$0.105/pcsRFQ
0805Y0500330KFR Image
  • Part#:0805Y0500330KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 0805
  • In Stock:281206
$0.075/pcsRFQ
1825J1K50180KCT Image
  • Part#:1825J1K50180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1825
  • In Stock:59025
$0.531/pcsRFQ
0603Y0500271KXT Image
  • Part#:0603Y0500271KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V X7R 0603
  • In Stock:476167
$0.043/pcsRFQ
1206J0500271GFR Image
  • Part#:1206J0500271GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1206
  • In Stock:105953
$0.212/pcsRFQ
1206Y2003P30HQT Image
  • Part#:1206Y2003P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 200V C0G/NP0 1206
  • In Stock:70637
$0.471/pcsRFQ
0603J2500562JXT Image
  • Part#:0603J2500562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 0603
  • In Stock:296450
$0.067/pcsRFQ
1206Y1000123JER Image
  • Part#:1206Y1000123JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 1206
  • In Stock:133394
$0.151/pcsRFQ
1206J1K50471MXT Image
  • Part#:1206J1K50471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.5KV X7R 1206
  • In Stock:293326
$0.078/pcsRFQ
1206Y1K50270JCR Image
  • Part#:1206Y1K50270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.5KV C0G/NP0 1206
  • In Stock:266618
$0.086/pcsRFQ
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