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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

0805J2000430KQT Image
  • Part#:0805J2000430KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 200V C0G/NP0 0805
  • In Stock:137481
$0.171/pcsRFQ
1812J1K00680FCR Image
  • Part#:1812J1K00680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 1812
  • In Stock:60218
$0.605/pcsRFQ
2225Y2K00150FCT Image
  • Part#:2225Y2K00150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2KV C0G/NP0 2225
  • In Stock:13366
$2.294/pcsRFQ
1812Y0630821KAT Image
  • Part#:1812Y0630821KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1812
  • In Stock:89547
$0.433/pcsRFQ
2225Y2500823MDT Image
  • Part#:2225Y2500823MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 250V X7R 2225
  • In Stock:34213
$1.112/pcsRFQ
0603Y0100221JCT Image
  • Part#:0603Y0100221JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V C0G/NP0 0603
  • In Stock:316043
$0.066/pcsRFQ
1812J1K50150KCT Image
  • Part#:1812J1K50150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1.5KV C0G/NP0 1812
  • In Stock:86990
$0.274/pcsRFQ
2225Y1K00103JCT Image
  • Part#:2225Y1K00103JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1KV C0G/NP0 2225
  • In Stock:22639
$1.673/pcsRFQ
0805J5000150JDT Image
  • Part#:0805J5000150JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V X7R 0805
  • In Stock:237859
$0.095/pcsRFQ
1206Y1000121JAR Image
  • Part#:1206Y1000121JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1206
  • In Stock:152722
$0.126/pcsRFQ
2215JA250821GCTSPU Image
  • Part#:2215JA250821GCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 2215
  • In Stock:16323
$2.211/pcsRFQ
1825Y3K00680GCR Image
  • Part#:1825Y3K00680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 3KV C0G/NP0 1825
  • In Stock:31369
$1.207/pcsRFQ
1812J2000822GAR Image
  • Part#:1812J2000822GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 1812
  • In Stock:31971
$0.941/pcsRFQ
1210Y0160562MXT Image
  • Part#:1210Y0160562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V X7R 1210
  • In Stock:137159
$0.149/pcsRFQ
1111Y3000180KQT Image
  • Part#:1111Y3000180KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 300V C0G/NP0 1111
  • In Stock:60272
$0.352/pcsRFQ
1210Y2000472KAT Image
  • Part#:1210Y2000472KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1210
  • In Stock:85135
$0.363/pcsRFQ
1111J3006P20HQT Image
  • Part#:1111J3006P20HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 300V C0G/NP0 1111
  • In Stock:27913
$1.285/pcsRFQ
1812Y1K20821FCR Image
  • Part#:1812Y1K20821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.2KV C0G/NP0 1812
  • In Stock:45878
$0.85/pcsRFQ
1210Y1000392GFR Image
  • Part#:1210Y1000392GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1210
  • In Stock:75039
$0.516/pcsRFQ
1206J0100683KXR Image
  • Part#:1206J0100683KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 10V X7R 1206
  • In Stock:237816
$0.083/pcsRFQ
1206J0160682FFR Image
  • Part#:1206J0160682FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 16V C0G/NP0 1206
  • In Stock:73337
$0.5/pcsRFQ
1812J1000101KAT Image
  • Part#:1812J1000101KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 1812
  • In Stock:93831
$0.387/pcsRFQ
1812J0100221GCR Image
  • Part#:1812J0100221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V C0G/NP0 1812
  • In Stock:71093
$0.439/pcsRFQ
1812J0100151JCR Image
  • Part#:1812J0100151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 10V C0G/NP0 1812
  • In Stock:90352
$0.26/pcsRFQ
1206J5000680JCR Image
  • Part#:1206J5000680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 1206
  • In Stock:274902
$0.078/pcsRFQ
0805Y2002P40CQT Image
  • Part#:0805Y2002P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 200V C0G/NP0 0805
  • In Stock:142416
$0.146/pcsRFQ
1210Y1000272JET Image
  • Part#:1210Y1000272JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 1210
  • In Stock:72721
$0.285/pcsRFQ
1210Y2K00470KCT Image
  • Part#:1210Y2K00470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 1210
  • In Stock:178629
$0.135/pcsRFQ
0603Y0500181GCR Image
  • Part#:0603Y0500181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 0603
  • In Stock:252662
$0.093/pcsRFQ
1206J0631P00CFT Image
  • Part#:1206J0631P00CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 1206
  • In Stock:120124
$0.17/pcsRFQ
1812Y0630102JFT Image
  • Part#:1812Y0630102JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1812
  • In Stock:73815
$0.451/pcsRFQ
0805Y5000562JXR Image
  • Part#:0805Y5000562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 0805
  • In Stock:231595
$0.09/pcsRFQ
1808J0160223FFR Image
  • Part#:1808J0160223FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 1808
  • In Stock:31459
$1.105/pcsRFQ
1825Y0250223JXR Image
  • Part#:1825Y0250223JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V X7R 1825
  • In Stock:38769
$0.962/pcsRFQ
2220J0630683FFR Image
  • Part#:2220J0630683FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V C0G/NP0 2220
  • In Stock:6020
$5.494/pcsRFQ
1825Y0250563GCR Image
  • Part#:1825Y0250563GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V C0G/NP0 1825
  • In Stock:16357
$2.087/pcsRFQ
2225J0250154KFR Image
  • Part#:2225J0250154KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V C0G/NP0 2225
  • In Stock:18017
$1.972/pcsRFQ
1808Y2500822MXR Image
  • Part#:1808Y2500822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 250V X7R 1808
  • In Stock:181520
$0.118/pcsRFQ
1825J1K00151GCR Image
  • Part#:1825J1K00151GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1825
  • In Stock:40731
$0.936/pcsRFQ
0603Y0630561MXT Image
  • Part#:0603Y0630561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V X7R 0603
  • In Stock:510465
$0.046/pcsRFQ
1812Y0630562GFR Image
  • Part#:1812Y0630562GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1812
  • In Stock:42595
$0.844/pcsRFQ
1206J6300820GAT Image
  • Part#:1206J6300820GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 1206
  • In Stock:114360
$0.211/pcsRFQ
1825Y2000560GCR Image
  • Part#:1825Y2000560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 1825
  • In Stock:20249
$1.681/pcsRFQ
2225J0160333FCT Image
  • Part#:2225J0160333FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 2225
  • In Stock:8835
$3.756/pcsRFQ
1210J0100103GCR Image
  • Part#:1210J0100103GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 1210
  • In Stock:82916
$0.385/pcsRFQ
1812J5000470KFT Image
  • Part#:1812J5000470KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1812
  • In Stock:77701
$0.383/pcsRFQ
2225Y0630273JXT Image
  • Part#:2225Y0630273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 2225
  • In Stock:34435
$0.934/pcsRFQ
1210Y0250472KCT Image
  • Part#:1210Y0250472KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1210
  • In Stock:113925
$0.183/pcsRFQ
1206J0630820GQT Image
  • Part#:1206J0630820GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 63V C0G/NP0 1206
  • In Stock:85996
$0.372/pcsRFQ
2220J5000561MDR Image
  • Part#:2220J5000561MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V X7R 2220
  • In Stock:65216
$0.573/pcsRFQ
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