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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

2225J4K00221FCR Image
  • Part#:2225J4K00221FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 4KV C0G/NP0 2225
  • In Stock:17410
$1.952/pcsRFQ
2220J0160150FCR Image
  • Part#:2220J0160150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 2220
  • In Stock:14389
$2.554/pcsRFQ
0805Y2500121KUT Image
  • Part#:0805Y2500121KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 0805
  • In Stock:86316
$0.244/pcsRFQ
2220Y6300121KCR Image
  • Part#:2220Y6300121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 2220
  • In Stock:62566
$0.562/pcsRFQ
1812Y0160272JFT Image
  • Part#:1812Y0160272JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1812
  • In Stock:61386
$0.488/pcsRFQ
1812J5K00391JXR Image
  • Part#:1812J5K00391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 5KV X7R 1812
  • In Stock:90895
$0.24/pcsRFQ
2225J5000272KCR Image
  • Part#:2225J5000272KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 2225
  • In Stock:53974
$0.668/pcsRFQ
1812J1000474MDT Image
  • Part#:1812J1000474MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 1812
  • In Stock:61968
$0.585/pcsRFQ
1206Y1000181JAT Image
  • Part#:1206Y1000181JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1206
  • In Stock:166138
$0.132/pcsRFQ
2225J0100820GCR Image
  • Part#:2225J0100820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 10V C0G/NP0 2225
  • In Stock:18151
$1.644/pcsRFQ
2225Y5000271KFR Image
  • Part#:2225Y5000271KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V C0G/NP0 2225
  • In Stock:33504
$1.122/pcsRFQ
0805Y2000562KXR Image
  • Part#:0805Y2000562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V X7R 0805
  • In Stock:370528
$0.063/pcsRFQ
0805Y100P400HQT Image
  • Part#:0805Y100P400HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 100V C0G/NP0 0805
  • In Stock:82146
$0.278/pcsRFQ
1825J1K20153MXT Image
  • Part#:1825J1K20153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1.2KV X7R 1825
  • In Stock:47675
$0.667/pcsRFQ
2225Y0250181FFR Image
  • Part#:2225Y0250181FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 2225
  • In Stock:6273
$5.463/pcsRFQ
1206Y1000473MXTE03 Image
  • Part#:1206Y1000473MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 1206
  • In Stock:75117
$0.274/pcsRFQ
1210J0630821KFR Image
  • Part#:1210J0630821KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1210
  • In Stock:99685
$0.23/pcsRFQ
  • Part#:0603Y300P300BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:266311
$0.075/pcsRFQ
1808J2000181KXT Image
  • Part#:1808J2000181KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V X7R 1808
  • In Stock:169236
$0.125/pcsRFQ
2225J1K00180FFT Image
  • Part#:2225J1K00180FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 2225
  • In Stock:12346
$2.823/pcsRFQ
1808J0500221FFT Image
  • Part#:1808J0500221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 1808
  • In Stock:66553
$0.582/pcsRFQ
0603J2000430GQT Image
  • Part#:0603J2000430GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 200V C0G/NP0 0603
  • In Stock:84379
$0.287/pcsRFQ
1808J0100471KXR Image
  • Part#:1808J0100471KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V X7R 1808
  • In Stock:211185
$0.11/pcsRFQ
1808J0100223MXT Image
  • Part#:1808J0100223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 10V X7R 1808
  • In Stock:143384
$0.135/pcsRFQ
1825J2000180GCT Image
  • Part#:1825J2000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1825
  • In Stock:23489
$1.495/pcsRFQ
1808Y1000333JXR Image
  • Part#:1808Y1000333JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 1808
  • In Stock:117619
$0.19/pcsRFQ
  • Part#:0805J0100473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V X7R 0805
  • In Stock:347438
$0.054/pcsRFQ
2220YA250821MXRB16 Image
  • Part#:2220YA250821MXRB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 2220
  • In Stock:84063
$0.394/pcsRFQ
2225J1000154MXT Image
  • Part#:2225J1000154MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 2225
  • In Stock:46520
$0.662/pcsRFQ
1808J2000272KDT Image
  • Part#:1808J2000272KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V X7R 1808
  • In Stock:125933
$0.181/pcsRFQ
1812J0250683FCR Image
  • Part#:1812J0250683FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V C0G/NP0 1812
  • In Stock:17599
$1.777/pcsRFQ
0805J0160392KFR Image
  • Part#:0805J0160392KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 0805
  • In Stock:149282
$0.127/pcsRFQ
1825Y2K50331KCR Image
  • Part#:1825Y2K50331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2.5KV C0G/NP0 1825
  • In Stock:48727
$0.665/pcsRFQ
  • Part#:1206Y0160151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:320442
$0.072/pcsRFQ
1808Y0250151KDR Image
  • Part#:1808Y0250151KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V X7R 1808
  • In Stock:129760
$0.167/pcsRFQ
0805J2000821GCT Image
  • Part#:0805J2000821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 0805
  • In Stock:131660
$0.143/pcsRFQ
0505Y1000560KQT Image
  • Part#:0505Y1000560KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 0505
  • In Stock:124021
$0.169/pcsRFQ
1812J0630220JAT Image
  • Part#:1812J0630220JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 1812
  • In Stock:82185
$0.391/pcsRFQ
1210J1K20272JXT Image
  • Part#:1210J1K20272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1.2KV X7R 1210
  • In Stock:117770
$0.196/pcsRFQ
  • Part#:1808Y1000391KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:239057
$0.095/pcsRFQ
0805J2000150GAR Image
  • Part#:0805J2000150GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 0805
  • In Stock:146447
$0.14/pcsRFQ
0805J0160821GFR Image
  • Part#:0805J0160821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 0805
  • In Stock:148311
$0.149/pcsRFQ
2220Y1K00332KXT Image
  • Part#:2220Y1K00332KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1KV X7R 2220
  • In Stock:62557
$0.544/pcsRFQ
2220J0500104JCT Image
  • Part#:2220J0500104JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V C0G/NP0 2220
  • In Stock:31160
$1.215/pcsRFQ
1812J0630683GCR Image
  • Part#:1812J0630683GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V C0G/NP0 1812
  • In Stock:20684
$1.446/pcsRFQ
2225J1K50561KXR Image
  • Part#:2225J1K50561KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1.5KV X7R 2225
  • In Stock:72408
$0.517/pcsRFQ
1808J2K00181KXT Image
  • Part#:1808J2K00181KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2KV X7R 1808
  • In Stock:136072
$0.171/pcsRFQ
1808YA256P80DCTPY2 Image
  • Part#:1808YA256P80DCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 1808
  • In Stock:105377
$0.37/pcsRFQ
0805Y1000300KQT Image
  • Part#:0805Y1000300KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 100V C0G/NP0 0805
  • In Stock:125447
$0.16/pcsRFQ
1206J1000391JCT Image
  • Part#:1206J1000391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1206
  • In Stock:234957
$0.089/pcsRFQ
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