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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

0603Y2000180FFR Image
  • Part#:0603Y2000180FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0603
  • In Stock:79118
$0.27/pcsRFQ
0805J0500102KAR Image
  • Part#:0805J0500102KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 0805
  • In Stock:246513
$0.078/pcsRFQ
0505Y1000221KQT Image
  • Part#:0505Y1000221KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 0505
  • In Stock:97772
$0.214/pcsRFQ
1808Y0160473KCT Image
  • Part#:1808Y0160473KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V C0G/NP0 1808
  • In Stock:63391
$0.35/pcsRFQ
1210Y2008P20DFT Image
  • Part#:1210Y2008P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 200V C0G/NP0 1210
  • In Stock:76111
$0.278/pcsRFQ
2225Y2000223JDT Image
  • Part#:2225Y2000223JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 2225
  • In Stock:25573
$1.438/pcsRFQ
1210J1000123GFT Image
  • Part#:1210J1000123GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF C0G/NP0 1210
  • In Stock:41040
$0.764/pcsRFQ
2225Y0160150JFT Image
  • Part#:2225Y0160150JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 2225
  • In Stock:19479
$1.571/pcsRFQ
1210J0500223JCR Image
  • Part#:1210J0500223JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V C0G/NP0 1210
  • In Stock:66293
$0.351/pcsRFQ
2220Y0160560GFT Image
  • Part#:2220Y0160560GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 2220
  • In Stock:14645
$2.177/pcsRFQ
1812J0250392KFR Image
  • Part#:1812J0250392KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1812
  • In Stock:83730
$0.368/pcsRFQ
1206J0500271MXR Image
  • Part#:1206J0500271MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V X7R 1206
  • In Stock:316604
$0.07/pcsRFQ
1206Y0160105KXR Image
  • Part#:1206Y0160105KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 16V X7R 1206
  • In Stock:133815
$0.181/pcsRFQ
1206J0160824KDT Image
  • Part#:1206J0160824KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 1206
  • In Stock:87364
$0.247/pcsRFQ
1210J1000474JDR Image
  • Part#:1210J1000474JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 100V X7R 1210
  • In Stock:70306
$0.516/pcsRFQ
1825J4K00181JCT Image
  • Part#:1825J4K00181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 4KV C0G/NP0 1825
  • In Stock:101259
$0.373/pcsRFQ
1808J0100221GCT Image
  • Part#:1808J0100221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V C0G/NP0 1808
  • In Stock:102915
$0.194/pcsRFQ
1812J0500560FAR Image
  • Part#:1812J0500560FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1812
  • In Stock:25604
$1.219/pcsRFQ
2225J2500153FCR Image
  • Part#:2225J2500153FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V C0G 2225
  • In Stock:7545
$4.031/pcsRFQ
1812Y5000183MXT Image
  • Part#:1812Y5000183MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V X7R 1812
  • In Stock:72570
$0.29/pcsRFQ
1210Y2500123MXT Image
  • Part#:1210Y2500123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V X7R 1210
  • In Stock:143512
$0.153/pcsRFQ
1825Y0630270GCT Image
  • Part#:1825Y0630270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1825
  • In Stock:23791
$1.604/pcsRFQ
0805Y0500563JDR Image
  • Part#:0805Y0500563JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 0805
  • In Stock:162512
$0.126/pcsRFQ
0603J0160471FCT Image
  • Part#:0603J0160471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 0603
  • In Stock:98222
$0.198/pcsRFQ
1210Y2K00182MXT Image
  • Part#:1210Y2K00182MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 2KV X7R 1210
  • In Stock:164981
$0.134/pcsRFQ
  • Part#:2225J0630222FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:9273
$4.226/pcsRFQ
1206J0630220FCR Image
  • Part#:1206J0630220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 1206
  • In Stock:80063
$0.266/pcsRFQ
1808J6306P80BCT Image
  • Part#:1808J6306P80BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 630V C0G/NP0 1808
  • In Stock:90972
$0.372/pcsRFQ
1812Y0630333MDR Image
  • Part#:1812Y0630333MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 63V X7R 1812
  • In Stock:91608
$0.38/pcsRFQ
1812J0100225MXT Image
  • Part#:1812J0100225MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 10V X7R 1812
  • In Stock:73472
$0.484/pcsRFQ
1206Y0500223JDR Image
  • Part#:1206Y0500223JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V X7R 1206
  • In Stock:172705
$0.138/pcsRFQ
0805Y0100220FCR Image
  • Part#:0805Y0100220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 10V C0G/NP0 0805
  • In Stock:124161
$0.18/pcsRFQ
2220J0250100FFT Image
  • Part#:2220J0250100FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 25V C0G/NP0 2220
  • In Stock:8381
$3.835/pcsRFQ
1210Y0160473KDR Image
  • Part#:1210Y0160473KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V X7R 1210
  • In Stock:89779
$0.219/pcsRFQ
1111J3000180JQT Image
  • Part#:1111J3000180JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 300V C0G/NP0 1111
  • In Stock:63407
$0.348/pcsRFQ
1808J4K00100FCT Image
  • Part#:1808J4K00100FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 4KV C0G/NP0 1808
  • In Stock:43572
$0.767/pcsRFQ
1210Y0250561GCT Image
  • Part#:1210Y0250561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 1210
  • In Stock:67211
$0.296/pcsRFQ
2220Y0630273FCT Image
  • Part#:2220Y0630273FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 2220
  • In Stock:11286
$3.38/pcsRFQ
1808J0500101MXT Image
  • Part#:1808J0500101MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 1808
  • In Stock:177842
$0.118/pcsRFQ
1825J1K00102FCR Image
  • Part#:1825J1K00102FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV C0G/NP0 1825
  • In Stock:16055
$2.007/pcsRFQ
2220J0500821KFT Image
  • Part#:2220J0500821KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 2220
  • In Stock:32436
$0.967/pcsRFQ
2220J0100474FCT Image
  • Part#:2220J0100474FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 10V C0G/NP0 2220
  • In Stock:5387
$6.628/pcsRFQ
1210Y0500105KDR Image
  • Part#:1210Y0500105KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 50V X7R 1210
  • In Stock:83836
$0.47/pcsRFQ
1808Y0630123MXR Image
  • Part#:1808Y0630123MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1808
  • In Stock:165231
$0.13/pcsRFQ
1111Y5002P10DQT Image
  • Part#:1111Y5002P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 500V C0G/NP0 1111
  • In Stock:85477
$0.281/pcsRFQ
  • Part#:0805Y6300820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:290659
$0.08/pcsRFQ
1808J2K50102JXT Image
  • Part#:1808J2K50102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2.5KV X7R 1808
  • In Stock:93063
$0.217/pcsRFQ
1210J1K00390KFR Image
  • Part#:1210J1K00390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1210
  • In Stock:134394
$0.165/pcsRFQ
1812J0160123KFR Image
  • Part#:1812J0160123KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 1812
  • In Stock:65998
$0.474/pcsRFQ
1812Y5000151JET Image
  • Part#:1812Y5000151JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V X7R 1812
  • In Stock:86398
$0.432/pcsRFQ
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