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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

0805Y0500182KDR Image
  • Part#:0805Y0500182KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V X7R 0805
  • In Stock:291026
$0.074/pcsRFQ
1206Y2000391MXR Image
  • Part#:1206Y2000391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V X7R 1206
  • In Stock:269590
$0.077/pcsRFQ
1206Y1000562JDT Image
  • Part#:1206Y1000562JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V X7R 1206
  • In Stock:163222
$0.138/pcsRFQ
2225J5000332MXR Image
  • Part#:2225J5000332MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 2225
  • In Stock:74312
$0.5/pcsRFQ
1111Y2003P30HQT Image
  • Part#:1111Y2003P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 200V C0G/NP0 1111
  • In Stock:48025
$0.768/pcsRFQ
2220Y5K00121GCR Image
  • Part#:2220Y5K00121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 5KV C0G/NP0 2220
  • In Stock:56289
$0.662/pcsRFQ
1206Y0160331KCR Image
  • Part#:1206Y0160331KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 1206
  • In Stock:257123
$0.083/pcsRFQ
1206Y0100681KXR Image
  • Part#:1206Y0100681KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V X7R 1206
  • In Stock:272041
$0.076/pcsRFQ
1812J0250104GCR Image
  • Part#:1812J0250104GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V C0G/NP0 1812
  • In Stock:30345
$1.296/pcsRFQ
1808J4K00560JCR Image
  • Part#:1808J4K00560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 4KV C0G/NP0 1808
  • In Stock:156116
$0.148/pcsRFQ
1206J1K50151JXR Image
  • Part#:1206J1K50151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV X7R 1206
  • In Stock:118700
$0.168/pcsRFQ
  • Part#:1825J1K00682FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:11518
$2.854/pcsRFQ
1812J5000102JDT Image
  • Part#:1812J5000102JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V X7R 1812
  • In Stock:94857
$0.38/pcsRFQ
2220Y0160473GCR Image
  • Part#:2220Y0160473GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V C0G/NP0 2220
  • In Stock:15922
$1.953/pcsRFQ
2220J6300561KXT Image
  • Part#:2220J6300561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V X7R 2220
  • In Stock:65530
$0.461/pcsRFQ
1210Y1K04P70CFR Image
  • Part#:1210Y1K04P70CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 1KV C0G/NP0 1210
  • In Stock:60324
$0.313/pcsRFQ
1111Y2500911KQT Image
  • Part#:1111Y2500911KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 910PF 250V C0G/NP0 1111
  • In Stock:47005
$0.645/pcsRFQ
1210Y2500121JCR Image
  • Part#:1210Y2500121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1210
  • In Stock:124556
$0.17/pcsRFQ
1812J2500330JFR Image
  • Part#:1812J2500330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1812
  • In Stock:68006
$0.351/pcsRFQ
0505J2000470JQT Image
  • Part#:0505J2000470JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 0505
  • In Stock:122749
$0.188/pcsRFQ
1812Y5000331MET Image
  • Part#:1812Y5000331MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 1812
  • In Stock:78408
$0.403/pcsRFQ
1808Y0160562KXR Image
  • Part#:1808Y0160562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1808
  • In Stock:187866
$0.126/pcsRFQ
2220J0250103MDT Image
  • Part#:2220J0250103MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 2220
  • In Stock:42745
$0.854/pcsRFQ
2220Y0160475MDT Image
  • Part#:2220Y0160475MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7UF 16V X7R 2220
  • In Stock:19493
$1.698/pcsRFQ
1210Y0160122GCT Image
  • Part#:1210Y0160122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1210
  • In Stock:62567
$0.321/pcsRFQ
1206J0160333GCT Image
  • Part#:1206J0160333GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 1206
  • In Stock:66812
$0.31/pcsRFQ
0603Y0630122MDT Image
  • Part#:0603Y0630122MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V X7R 0603
  • In Stock:364881
$0.065/pcsRFQ
1206J1K01P20DCT Image
  • Part#:1206J1K01P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 1KV C0G/NP0 1206
  • In Stock:246190
$0.085/pcsRFQ
1206Y5000100FQT Image
  • Part#:1206Y5000100FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1206
  • In Stock:51386
$0.748/pcsRFQ
2225J6300682KCR Image
  • Part#:2225J6300682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V C0G/NP0 2225
  • In Stock:38672
$0.85/pcsRFQ
1825J5000102KCT Image
  • Part#:1825J5000102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1825
  • In Stock:62010
$0.539/pcsRFQ
2220Y2000223FFT Image
  • Part#:2220Y2000223FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V C0G 2220
  • In Stock:5514
$5.824/pcsRFQ
1825J0250334JXR Image
  • Part#:1825J0250334JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 25V X7R 1825
  • In Stock:36968
$0.926/pcsRFQ
1210J0100824KXR Image
  • Part#:1210J0100824KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 10V X7R 1210
  • In Stock:79241
$0.254/pcsRFQ
0603J2500200JQT Image
  • Part#:0603J2500200JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 250V C0G/NP0 0603
  • In Stock:173239
$0.118/pcsRFQ
2225Y0630474JXR Image
  • Part#:2225Y0630474JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 2225
  • In Stock:29939
$1.047/pcsRFQ
2220J0160220JFT Image
  • Part#:2220J0160220JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 2220
  • In Stock:29971
$1.09/pcsRFQ
1812Y0630394JDR Image
  • Part#:1812Y0630394JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 63V X7R 1812
  • In Stock:56766
$0.63/pcsRFQ
1812J2000180GCT Image
  • Part#:1812J2000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1812
  • In Stock:70280
$0.553/pcsRFQ
1808J2500681GCT Image
  • Part#:1808J2500681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 1808
  • In Stock:105827
$0.226/pcsRFQ
2225J2500123JCT Image
  • Part#:2225J2500123JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V C0G 2225
  • In Stock:31318
$1.116/pcsRFQ
0805Y0160390JFR Image
  • Part#:0805Y0160390JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 0805
  • In Stock:256300
$0.079/pcsRFQ
1206Y0250120GCT Image
  • Part#:1206Y0250120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1206
  • In Stock:141849
$0.149/pcsRFQ
2220J0630470GCT Image
  • Part#:2220J0630470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 2220
  • In Stock:27678
$1.29/pcsRFQ
2220Y1K50182MXR Image
  • Part#:2220Y1K50182MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.5KV X7R 2220
  • In Stock:71929
$0.471/pcsRFQ
1808Y2000122KDR Image
  • Part#:1808Y2000122KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V X7R 1808
  • In Stock:126688
$0.167/pcsRFQ
0805J6300150JCT Image
  • Part#:0805J6300150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 630V C0G/NP0 0805
  • In Stock:385337
$0.057/pcsRFQ
1825Y1000330FCR Image
  • Part#:1825Y1000330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1825
  • In Stock:10444
$2.95/pcsRFQ
1812Y0100563KXR Image
  • Part#:1812Y0100563KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V X7R 1812
  • In Stock:80413
$0.279/pcsRFQ
1812Y1K00152FCT Image
  • Part#:1812Y1K00152FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 1812
  • In Stock:36228
$1.057/pcsRFQ
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