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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

1206Y1K03P30HQT Image
  • Part#:1206Y1K03P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 1KV C0G/NP0 1206
  • In Stock:58225
$0.527/pcsRFQ
0603J0634P70DAR Image
  • Part#:0603J0634P70DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 0603
  • In Stock:325799
$0.072/pcsRFQ
2225Y0250224JCR Image
  • Part#:2225Y0250224JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V C0G/NP0 2225
  • In Stock:18287
$1.886/pcsRFQ
0603Y1000180GAT Image
  • Part#:0603Y1000180GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0603
  • In Stock:166290
$0.132/pcsRFQ
1206Y0500103FAR Image
  • Part#:1206Y0500103FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 1206
  • In Stock:44453
$0.805/pcsRFQ
2220Y2000332KCR Image
  • Part#:2220Y2000332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 2220
  • In Stock:41593
$0.775/pcsRFQ
1808Y4K00471MXR Image
  • Part#:1808Y4K00471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 4KV X7R 1808
  • In Stock:115862
$0.167/pcsRFQ
1812J5K00100GCT Image
  • Part#:1812J5K00100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 5KV C0G/NP0 1812
  • In Stock:75033
$0.308/pcsRFQ
2225J1K50220FCR Image
  • Part#:2225J1K50220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.5KV C0G/NP0 2225
  • In Stock:14207
$2.121/pcsRFQ
1808Y2000180GCT Image
  • Part#:1808Y2000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1808
  • In Stock:98281
$0.239/pcsRFQ
1206J0500680JCR Image
  • Part#:1206J0500680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 1206
  • In Stock:280840
$0.079/pcsRFQ
0603Y1000560JCR Image
  • Part#:0603Y1000560JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 0603
  • In Stock:473575
$0.051/pcsRFQ
1808Y0100103MXR Image
  • Part#:1808Y0100103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V X7R 1808
  • In Stock:146087
$0.151/pcsRFQ
1825Y5000683KXT Image
  • Part#:1825Y5000683KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 500V X7R 1825
  • In Stock:45730
$0.696/pcsRFQ
1808J1K00271GCR Image
  • Part#:1808J1K00271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1808
  • In Stock:75703
$0.29/pcsRFQ
0603J1001P00DFR Image
  • Part#:0603J1001P00DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 100V C0G/NP0 0603
  • In Stock:325595
$0.072/pcsRFQ
1210Y1K00561FAR Image
  • Part#:1210Y1K00561FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1210
  • In Stock:43314
$0.773/pcsRFQ
0805Y0100122JXR Image
  • Part#:0805Y0100122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 10V X7R 0805
  • In Stock:321721
$0.063/pcsRFQ
1825Y2K00270GCT Image
  • Part#:1825Y2K00270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 2KV C0G/NP0 1825
  • In Stock:26355
$1.197/pcsRFQ
2225J5K00100KCR Image
  • Part#:2225J5K00100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 5KV C0G/NP0 2225
  • In Stock:84627
$0.402/pcsRFQ
1206J0500821JXT Image
  • Part#:1206J0500821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V X7R 1206
  • In Stock:244993
$0.091/pcsRFQ
1812Y0250272JFT Image
  • Part#:1812Y0250272JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V C0G/NP0 1812
  • In Stock:74545
$0.497/pcsRFQ
2220J6300223JXR Image
  • Part#:2220J6300223JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 630V X7R 2220
  • In Stock:53471
$0.563/pcsRFQ
0805J2003P90CFR Image
  • Part#:0805J2003P90CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 0805
  • In Stock:143592
$0.131/pcsRFQ
  • Part#:1210Y0630330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 1210
  • In Stock:48949
$0.709/pcsRFQ
1206Y1000123MXR Image
  • Part#:1206Y1000123MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 1206
  • In Stock:284830
$0.082/pcsRFQ
0805Y1000471KQT Image
  • Part#:0805Y1000471KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 0805
  • In Stock:90523
$0.215/pcsRFQ
2225Y0500120JFT Image
  • Part#:2225Y0500120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 2225
  • In Stock:27221
$1.391/pcsRFQ
1206Y0160561MXT Image
  • Part#:1206Y0160561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V X7R 1206
  • In Stock:280952
$0.078/pcsRFQ
1206J6300151JCR Image
  • Part#:1206J6300151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 1206
  • In Stock:239324
$0.084/pcsRFQ
1210J0500331GFT Image
  • Part#:1210J0500331GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1210
  • In Stock:69813
$0.431/pcsRFQ
0805J0160153KDT Image
  • Part#:0805J0160153KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V X7R 0805
  • In Stock:238626
$0.1/pcsRFQ
0805Y0250103JXR Image
  • Part#:0805Y0250103JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 0805
  • In Stock:343360
$0.069/pcsRFQ
2225Y2500333KXR Image
  • Part#:2225Y2500333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V X7R 2225
  • In Stock:51895
$0.742/pcsRFQ
1210J1000331FFT Image
  • Part#:1210J1000331FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 1210
  • In Stock:42892
$0.861/pcsRFQ
0805J2502P00HQT Image
  • Part#:0805J2502P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 250V C0G/NP0 0805
  • In Stock:69006
$0.277/pcsRFQ
2220Y2000122GFT Image
  • Part#:2220Y2000122GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 2220
  • In Stock:14869
$2.24/pcsRFQ
0805J1002P70CAT Image
  • Part#:0805J1002P70CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 100V C0G/NP0 0805
  • In Stock:159388
$0.131/pcsRFQ
0805J0100184MXR Image
  • Part#:0805J0100184MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 0805
  • In Stock:267729
$0.079/pcsRFQ
1210Y0250223FCT Image
  • Part#:1210Y0250223FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 1210
  • In Stock:39692
$0.894/pcsRFQ
0805Y0100471MXT Image
  • Part#:0805Y0100471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V X7R 0805
  • In Stock:445201
$0.054/pcsRFQ
1210J0100273JXT Image
  • Part#:1210J0100273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 10V X7R 1210
  • In Stock:113426
$0.188/pcsRFQ
0603Y0250102MDR Image
  • Part#:0603Y0250102MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V X7R 0603
  • In Stock:327107
$0.058/pcsRFQ
0805J0250681JDR Image
  • Part#:0805J0250681JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V X7R 0805
  • In Stock:263891
$0.087/pcsRFQ
0603J0250390GCR Image
  • Part#:0603J0250390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 0603
  • In Stock:199062
$0.105/pcsRFQ
1808J0250561MXR Image
  • Part#:1808J0250561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V X7R 1808
  • In Stock:198932
$0.113/pcsRFQ
2225J1K00152MDT Image
  • Part#:2225J1K00152MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV X7R 2225
  • In Stock:41010
$0.785/pcsRFQ
1825Y6300122JCR Image
  • Part#:1825Y6300122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V C0G/NP0 1825
  • In Stock:59372
$0.651/pcsRFQ
1812J1K00222KDR Image
  • Part#:1812J1K00222KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV X7R 1812
  • In Stock:60143
$0.351/pcsRFQ
1808J0160151GCR Image
  • Part#:1808J0160151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1808
  • In Stock:120871
$0.173/pcsRFQ
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