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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

1812Y5000223JXR Image
  • Part#:1812Y5000223JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 1812
  • In Stock:77815
$0.277/pcsRFQ
1210J0630682FFR Image
  • Part#:1210J0630682FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1210
  • In Stock:34641
$1.001/pcsRFQ
1210Y0500102JCR Image
  • Part#:1210Y0500102JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 1210
  • In Stock:107965
$0.176/pcsRFQ
1111J1K05P60CQT Image
  • Part#:1111J1K05P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1KV C0G/NP0 1111
  • In Stock:59158
$0.33/pcsRFQ
1812J0500122JFR Image
  • Part#:1812J0500122JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1812
  • In Stock:94452
$0.366/pcsRFQ
1812J3K00120FCR Image
  • Part#:1812J3K00120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 3KV C0G/NP0 1812
  • In Stock:48148
$0.676/pcsRFQ
2225Y0250184MDR Image
  • Part#:2225Y0250184MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 2225
  • In Stock:27814
$1.26/pcsRFQ
2225J1K00561KCT Image
  • Part#:2225J1K00561KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 2225
  • In Stock:53023
$0.727/pcsRFQ
  • Part#:1210Y0630224KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:160194
$0.139/pcsRFQ
1812Y0160103KDT Image
  • Part#:1812Y0160103KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 1812
  • In Stock:67906
$0.442/pcsRFQ
1812Y0160681FFR Image
  • Part#:1812Y0160681FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 16V C0G/NP0 1812
  • In Stock:21101
$1.502/pcsRFQ
2225Y1K00471JDR Image
  • Part#:2225Y1K00471JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1KV X7R 2225
  • In Stock:26504
$1.296/pcsRFQ
2220J0250820JCR Image
  • Part#:2220J0250820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 2220
  • In Stock:43554
$0.702/pcsRFQ
0805Y1000332MXRE03 Image
  • Part#:0805Y1000332MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V X7R 0805
  • In Stock:102501
$0.211/pcsRFQ
1825Y3K00151GCT Image
  • Part#:1825Y3K00151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 3KV C0G/NP0 1825
  • In Stock:23444
$1.269/pcsRFQ
1812Y0250273GCT Image
  • Part#:1812Y0250273GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 1812
  • In Stock:43736
$0.855/pcsRFQ
1206Y1K0P900HQT Image
  • Part#:1206Y1K0P900HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 1KV C0G/NP0 1206
  • In Stock:58936
$0.332/pcsRFQ
0805Y1000111GQT Image
  • Part#:0805Y1000111GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 100V C0G/NP0 0805
  • In Stock:82954
$0.429/pcsRFQ
1808J1000102JXR Image
  • Part#:1808J1000102JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V X7R 1808
  • In Stock:152144
$0.146/pcsRFQ
0603J1000560JFR Image
  • Part#:0603J1000560JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 0603
  • In Stock:319110
$0.071/pcsRFQ
1210J2500103KXT Image
  • Part#:1210J2500103KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V X7R 1210
  • In Stock:132457
$0.155/pcsRFQ
0505Y0503P00DQT Image
  • Part#:0505Y0503P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 50V C0G/NP0 0505
  • In Stock:109808
$0.192/pcsRFQ
2220J0630330KFT Image
  • Part#:2220J0630330KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 2220
  • In Stock:31803
$0.988/pcsRFQ
1206J1000682GCT Image
  • Part#:1206J1000682GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 1206
  • In Stock:64038
$0.295/pcsRFQ
1206J0500152FAT Image
  • Part#:1206J0500152FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1206
  • In Stock:76757
$0.486/pcsRFQ
1808J0500272JFR Image
  • Part#:1808J0500272JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 1808
  • In Stock:116060
$0.172/pcsRFQ
0603Y0160390GCR Image
  • Part#:0603Y0160390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 0603
  • In Stock:174495
$0.109/pcsRFQ
1812J0500684JXT Image
  • Part#:1812J0500684JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 1812
  • In Stock:64238
$0.485/pcsRFQ
0805J2000131GQT Image
  • Part#:0805J2000131GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 200V C0G/NP0 0805
  • In Stock:91624
$0.388/pcsRFQ
1206J6300101KCR Image
  • Part#:1206J6300101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V C0G/NP0 1206
  • In Stock:244200
$0.079/pcsRFQ
1808Y0250824KXT Image
  • Part#:1808Y0250824KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 25V X7R 1808
  • In Stock:76206
$0.253/pcsRFQ
1206Y0630100GAR Image
  • Part#:1206Y0630100GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 1206
  • In Stock:100170
$0.207/pcsRFQ
2225Y1000121FCR Image
  • Part#:2225Y1000121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 2225
  • In Stock:12011
$3.007/pcsRFQ
2220J0100334KCT Image
  • Part#:2220J0100334KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 10V C0G/NP0 2220
  • In Stock:17996
$1.695/pcsRFQ
2225Y0500473MXR Image
  • Part#:2225Y0500473MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 2225
  • In Stock:51516
$0.7/pcsRFQ
2225J5K00101FCR Image
  • Part#:2225J5K00101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 5KV C0G/NP0 2225
  • In Stock:16986
$1.989/pcsRFQ
0805J2002P20CAR Image
  • Part#:0805J2002P20CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 0805
  • In Stock:154016
$0.129/pcsRFQ
1812Y0500153JXT Image
  • Part#:1812Y0500153JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 1812
  • In Stock:91815
$0.355/pcsRFQ
1812J0630823GCR Image
  • Part#:1812J0630823GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V C0G/NP0 1812
  • In Stock:19402
$1.548/pcsRFQ
1812Y4K00821JXR Image
  • Part#:1812Y4K00821JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 4KV X7R 1812
  • In Stock:85163
$0.262/pcsRFQ
0805Y2000183KER Image
  • Part#:0805Y2000183KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 0805
  • In Stock:217785
$0.101/pcsRFQ
1812J2500123MXR Image
  • Part#:1812J2500123MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V X7R 1812
  • In Stock:85767
$0.24/pcsRFQ
1808Y0500681JFT Image
  • Part#:1808Y0500681JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1808
  • In Stock:105002
$0.198/pcsRFQ
1825J0500823JCR Image
  • Part#:1825J0500823JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V C0G/NP0 1825
  • In Stock:26401
$1.284/pcsRFQ
1825Y1K50820GCT Image
  • Part#:1825Y1K50820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.5KV C0G/NP0 1825
  • In Stock:33612
$1.072/pcsRFQ
1812J5000682MDT Image
  • Part#:1812J5000682MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 500V X7R 1812
  • In Stock:105973
$0.368/pcsRFQ
1808Y0160562JDR Image
  • Part#:1808Y0160562JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1808
  • In Stock:112163
$0.193/pcsRFQ
2225Y0250332KFR Image
  • Part#:2225Y0250332KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 2225
  • In Stock:25972
$1.371/pcsRFQ
2220J1K00102JXT Image
  • Part#:2220J1K00102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 2220
  • In Stock:60525
$0.566/pcsRFQ
1111Y2000271GQT Image
  • Part#:1111Y2000271GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 200V C0G/NP0 1111
  • In Stock:54737
$0.7/pcsRFQ
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