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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

1808Y0256P80CCR Image
  • Part#:1808Y0256P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 25V C0G/NP0 1808
  • In Stock:93759
$0.207/pcsRFQ
1808J6K00100KCT Image
  • Part#:1808J6K00100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 6KV C0G/NP0 1808
  • In Stock:122153
$0.18/pcsRFQ
1812J1K50471JXR Image
  • Part#:1812J1K50471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.5KV X7R 1812
  • In Stock:88798
$0.259/pcsRFQ
1812Y5K00100KCR Image
  • Part#:1812Y5K00100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 5KV C0G/NP0 1812
  • In Stock:76485
$0.266/pcsRFQ
1825Y0160821KCT Image
  • Part#:1825Y0160821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 1825
  • In Stock:42512
$0.837/pcsRFQ
2211JA250330JCTSPU Image
  • Part#:2211JA250330JCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 2211
  • In Stock:55839
$0.533/pcsRFQ
1808Y1K00271MDT Image
  • Part#:1808Y1K00271MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV X7R 1808
  • In Stock:83234
$0.254/pcsRFQ
2220J0160222FCR Image
  • Part#:2220J0160222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 2220
  • In Stock:14241
$2.444/pcsRFQ
1825J0630121KCT Image
  • Part#:1825J0630121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 1825
  • In Stock:45682
$0.755/pcsRFQ
2220Y6K00222MXR Image
  • Part#:2220Y6K00222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 6KV X7R 2220
  • In Stock:84484
$0.425/pcsRFQ
1206Y0250561GFT Image
  • Part#:1206Y0250561GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 1206
  • In Stock:74565
$0.251/pcsRFQ
1111Y1500161KQT Image
  • Part#:1111Y1500161KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 150V C0G/NP0 1111
  • In Stock:75872
$0.303/pcsRFQ
1825J1000105MXR Image
  • Part#:1825J1000105MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 100V X7R 1825
  • In Stock:34320
$0.939/pcsRFQ
0805Y5001P80BFT Image
  • Part#:0805Y5001P80BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 500V C0G/NP0 0805
  • In Stock:72477
$0.284/pcsRFQ
0505Y1500270JQT Image
  • Part#:0505Y1500270JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 150V C0G/NP0 0505
  • In Stock:121325
$0.197/pcsRFQ
1206J6300331KXR Image
  • Part#:1206J6300331KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 630V X7R 1206
  • In Stock:324746
$0.07/pcsRFQ
1812J0500564MXTE03 Image
  • Part#:1812J0500564MXTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 50V X7R 1812
  • In Stock:54905
$0.577/pcsRFQ
1206Y0500161JQT Image
  • Part#:1206Y0500161JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 50V C0G/NP0 1206
  • In Stock:101470
$0.21/pcsRFQ
0805J5002P20DAR Image
  • Part#:0805J5002P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 0805
  • In Stock:315422
$0.069/pcsRFQ
2225Y2500102KCT Image
  • Part#:2225Y2500102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 2225
  • In Stock:31523
$1.071/pcsRFQ
1210Y1K00681FAR Image
  • Part#:1210Y1K00681FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1KV C0G/NP0 1210
  • In Stock:45775
$0.757/pcsRFQ
2225J2500392KCT Image
  • Part#:2225J2500392KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V C0G/NP0 2225
  • In Stock:36526
$0.956/pcsRFQ
1206J0630101JAR Image
  • Part#:1206J0630101JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1206
  • In Stock:196514
$0.113/pcsRFQ
1825Y1000561JCT Image
  • Part#:1825Y1000561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 1825
  • In Stock:39336
$0.866/pcsRFQ
1808J0500222KDT Image
  • Part#:1808J0500222KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V X7R 1808
  • In Stock:114977
$0.204/pcsRFQ
2220Y1000393FFT Image
  • Part#:2220Y1000393FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V C0G 2220
  • In Stock:5478
$5.795/pcsRFQ
1808J1K00153KDR Image
  • Part#:1808J1K00153KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 1KV X7R 1808
  • In Stock:72406
$0.305/pcsRFQ
2225Y2K00472JXR Image
  • Part#:2225Y2K00472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 2KV X7R 2225
  • In Stock:38553
$0.883/pcsRFQ
2225Y0100333FCR Image
  • Part#:2225Y0100333FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V C0G/NP0 2225
  • In Stock:8350
$3.941/pcsRFQ
2225Y2500270FCT Image
  • Part#:2225Y2500270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 2225
  • In Stock:11528
$3.405/pcsRFQ
2225Y0630125JDT Image
  • Part#:2225Y0630125JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 63V X7R 2225
  • In Stock:16124
$1.879/pcsRFQ
1808Y0250120JFT Image
  • Part#:1808Y0250120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1808
  • In Stock:91410
$0.217/pcsRFQ
2225Y1K00333MXR Image
  • Part#:2225Y1K00333MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 1KV X7R 2225
  • In Stock:42209
$0.748/pcsRFQ
1808J1K20271KCT Image
  • Part#:1808J1K20271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 1808
  • In Stock:129460
$0.163/pcsRFQ
1825J4K00470GCT Image
  • Part#:1825J4K00470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 4KV C0G/NP0 1825
  • In Stock:59321
$0.504/pcsRFQ
0603Y0162P20BCT Image
  • Part#:0603Y0162P20BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 16V C0G/NP0 0603
  • In Stock:189101
$0.125/pcsRFQ
1812J5000274MDR Image
  • Part#:1812J5000274MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 500V X7R 1812
  • In Stock:66312
$0.558/pcsRFQ
0805Y2000430JQT Image
  • Part#:0805Y2000430JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 200V C0G/NP0 0805
  • In Stock:127628
$0.181/pcsRFQ
1808Y0160124JXT Image
  • Part#:1808Y0160124JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V X7R 1808
  • In Stock:94009
$0.214/pcsRFQ
1206J0500180JFR Image
  • Part#:1206J0500180JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1206
  • In Stock:195464
$0.112/pcsRFQ
1206Y2K00100JCR Image
  • Part#:1206Y2K00100JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2KV C0G/NP0 1206
  • In Stock:259365
$0.091/pcsRFQ
0603J0500270GAT Image
  • Part#:0603J0500270GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 0603
  • In Stock:180365
$0.124/pcsRFQ
1210J0500562MXT Image
  • Part#:1210J0500562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V X7R 1210
  • In Stock:149728
$0.145/pcsRFQ
1808Y1K00821FFR Image
  • Part#:1808Y1K00821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 1808
  • In Stock:36567
$0.892/pcsRFQ
1808J0256P80CCR Image
  • Part#:1808J0256P80CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 25V C0G/NP0 1808
  • In Stock:99697
$0.206/pcsRFQ
1812J2K00822MXT Image
  • Part#:1812J2K00822MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 2KV X7R 1812
  • In Stock:74162
$0.315/pcsRFQ
1210J0500562KAT Image
  • Part#:1210J0500562KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1210
  • In Stock:67678
$0.298/pcsRFQ
1210Y0500564JXT Image
  • Part#:1210Y0500564JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 50V X7R 1210
  • In Stock:72645
$0.314/pcsRFQ
1812Y0630390JFR Image
  • Part#:1812Y0630390JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 1812
  • In Stock:82061
$0.408/pcsRFQ
2225J2000334MXT Image
  • Part#:2225J2000334MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 200V X7R 2225
  • In Stock:37873
$0.885/pcsRFQ
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