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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

1111J2500222JQT Image
  • Part#:1111J2500222JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 250V C0G/NP0 1111
  • In Stock:46980
$0.789/pcsRFQ
1812J0160823JCR Image
  • Part#:1812J0160823JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V C0G/NP0 1812
  • In Stock:64758
$0.537/pcsRFQ
2220J2000330JCR Image
  • Part#:2220J2000330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 2220
  • In Stock:45866
$0.76/pcsRFQ
1210Y5000101KFR Image
  • Part#:1210Y5000101KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 500V C0G/NP0 1210
  • In Stock:116543
$0.164/pcsRFQ
0805Y2000510KUT Image
  • Part#:0805Y2000510KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 200V C0G/NP0 0805
  • In Stock:90281
$0.209/pcsRFQ
1825J0100274GCR Image
  • Part#:1825J0100274GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 10V C0G/NP0 1825
  • In Stock:10155
$3.452/pcsRFQ
0603J0250183MXR Image
  • Part#:0603J0250183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 25V X7R 0603
  • In Stock:451480
$0.044/pcsRFQ
1210Y0160331JCR Image
  • Part#:1210Y0160331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 1210
  • In Stock:142769
$0.164/pcsRFQ
1210Y0160332JDR Image
  • Part#:1210Y0160332JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V X7R 1210
  • In Stock:85797
$0.266/pcsRFQ
1206Y1000221KDT Image
  • Part#:1206Y1000221KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V X7R 1206
  • In Stock:167924
$0.112/pcsRFQ
1210J0500560FCR Image
  • Part#:1210J0500560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1210
  • In Stock:60996
$0.565/pcsRFQ
0805Y1000681MDT Image
  • Part#:0805Y1000681MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V X7R 0805
  • In Stock:266253
$0.086/pcsRFQ
1812Y6300390KCR Image
  • Part#:1812Y6300390KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 630V C0G/NP0 1812
  • In Stock:88939
$0.268/pcsRFQ
0805Y1000222KXT Image
  • Part#:0805Y1000222KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V X7R 0805
  • In Stock:303579
$0.064/pcsRFQ
1808J0630101MDT Image
  • Part#:1808J0630101MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V X7R 1808
  • In Stock:125512
$0.177/pcsRFQ
1206J0160391JCR Image
  • Part#:1206J0160391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 1206
  • In Stock:231736
$0.084/pcsRFQ
0805J0630391KAT Image
  • Part#:0805J0630391KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 0805
  • In Stock:262658
$0.084/pcsRFQ
0805Y2500820GCR Image
  • Part#:0805Y2500820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 0805
  • In Stock:186037
$0.101/pcsRFQ
1812Y5000222JCT Image
  • Part#:1812Y5000222JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1812
  • In Stock:78974
$0.302/pcsRFQ
0603J3004P00BQT Image
  • Part#:0603J3004P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 300V C0G/NP0 0603
  • In Stock:113314
$0.168/pcsRFQ
1808YA250102JCTSPU Image
  • Part#:1808YA250102JCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1808
  • In Stock:78472
$0.381/pcsRFQ
1812Y5000472GFT Image
  • Part#:1812Y5000472GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V C0G/NP0 1812
  • In Stock:36916
$0.855/pcsRFQ
  • Part#:0805J0250272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 0805
  • In Stock:160754
$0.124/pcsRFQ
0603Y0500331JDT Image
  • Part#:0603Y0500331JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V X7R 0603
  • In Stock:295537
$0.076/pcsRFQ
2220Y5K00391KCT Image
  • Part#:2220Y5K00391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 5KV C0G/NP0 2220
  • In Stock:71290
$0.454/pcsRFQ
1210J0160470GCR Image
  • Part#:1210J0160470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 1210
  • In Stock:67971
$0.277/pcsRFQ
2220Y1000390JCR Image
  • Part#:2220Y1000390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 2220
  • In Stock:45197
$0.81/pcsRFQ
1825J0160124KXR Image
  • Part#:1825J0160124KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 1825
  • In Stock:59855
$0.659/pcsRFQ
2225J0160101KCT Image
  • Part#:2225J0160101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 2225
  • In Stock:43169
$0.885/pcsRFQ
0805Y0100183MXR Image
  • Part#:0805Y0100183MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V X7R 0805
  • In Stock:319738
$0.061/pcsRFQ
2220Y0160124JDT Image
  • Part#:2220Y0160124JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 2220
  • In Stock:26196
$1.363/pcsRFQ
1812Y1K20472KXR Image
  • Part#:1812Y1K20472KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.2KV X7R 1812
  • In Stock:82269
$0.287/pcsRFQ
1812Y0630822KET Image
  • Part#:1812Y0630822KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V X7R 1812
  • In Stock:78214
$0.434/pcsRFQ
1808Y0160155KDR Image
  • Part#:1808Y0160155KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 1808
  • In Stock:97014
$0.395/pcsRFQ
1812Y6300823JXR Image
  • Part#:1812Y6300823JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 630V X7R 1812
  • In Stock:44012
$0.683/pcsRFQ
1808Y0500474KXT Image
  • Part#:1808Y0500474KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 50V X7R 1808
  • In Stock:116069
$0.2/pcsRFQ
1825J0100184FCR Image
  • Part#:1825J0100184FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V C0G/NP0 1825
  • In Stock:7616
$5.189/pcsRFQ
1210J1000391GCT Image
  • Part#:1210J1000391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1210
  • In Stock:63815
$0.298/pcsRFQ
1206J0503P60HQT Image
  • Part#:1206J0503P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 50V C0G/NP0 1206
  • In Stock:66214
$0.593/pcsRFQ
1210Y6300392KXT Image
  • Part#:1210Y6300392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 630V X7R 1210
  • In Stock:178603
$0.128/pcsRFQ
1808J2500823JXT Image
  • Part#:1808J2500823JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 250V X7R 1808
  • In Stock:108222
$0.207/pcsRFQ
1808J0100100GCR Image
  • Part#:1808J0100100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 1808
  • In Stock:107939
$0.202/pcsRFQ
1206J0100473MXT Image
  • Part#:1206J0100473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 10V X7R 1206
  • In Stock:287133
$0.084/pcsRFQ
2225Y6K00330JCT Image
  • Part#:2225Y6K00330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 6KV C0G/NP0 2225
  • In Stock:80618
$0.443/pcsRFQ
1808J2000822MDT Image
  • Part#:1808J2000822MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V X7R 1808
  • In Stock:115735
$0.181/pcsRFQ
1210Y0630152FFR Image
  • Part#:1210Y0630152FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V C0G/NP0 1210
  • In Stock:38136
$0.897/pcsRFQ
1812YA250271MXTSY2 Image
  • Part#:1812YA250271MXTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 1812
  • In Stock:68514
$0.348/pcsRFQ
1812J2000154JDR Image
  • Part#:1812J2000154JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 1812
  • In Stock:65993
$0.554/pcsRFQ
0805Y2000241KUT Image
  • Part#:0805Y2000241KUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 240PF 200V C0G/NP0 0805
  • In Stock:83453
$0.24/pcsRFQ
1808Y0500122MXR Image
  • Part#:1808Y0500122MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V X7R 1808
  • In Stock:182818
$0.127/pcsRFQ
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