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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

1206Y0630332FCT Image
  • Part#:1206Y0630332FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 63V C0G/NP0 1206
  • In Stock:76834
$0.422/pcsRFQ
1812Y1K50180JCR Image
  • Part#:1812Y1K50180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1812
  • In Stock:62041
$0.315/pcsRFQ
1812Y1K50222JXR Image
  • Part#:1812Y1K50222JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.5KV X7R 1812
  • In Stock:70148
$0.33/pcsRFQ
1812J0630562MXR Image
  • Part#:1812J0630562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V X7R 1812
  • In Stock:84713
$0.239/pcsRFQ
1808J2500472JXT Image
  • Part#:1808J2500472JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 1808
  • In Stock:125812
$0.162/pcsRFQ
1206Y1000123JXT Image
  • Part#:1206Y1000123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 1206
  • In Stock:216570
$0.111/pcsRFQ
1808J5000270KCT Image
  • Part#:1808J5000270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1808
  • In Stock:134104
$0.143/pcsRFQ
2220Y0630392FCR Image
  • Part#:2220Y0630392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 2220
  • In Stock:11658
$2.67/pcsRFQ
1206J5000220KDR Image
  • Part#:1206J5000220KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V X7R 1206
  • In Stock:221591
$0.108/pcsRFQ
2225J2500333FCT Image
  • Part#:2225J2500333FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 250V C0G 2225
  • In Stock:6214
$5.515/pcsRFQ
1812Y0630125JER Image
  • Part#:1812Y0630125JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 63V X7R 1812
  • In Stock:44473
$0.885/pcsRFQ
1808Y5000222KXR Image
  • Part#:1808Y5000222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 1808
  • In Stock:128774
$0.169/pcsRFQ
  • Part#:0805J2000180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0805
  • In Stock:222493
$0.084/pcsRFQ
1206J1000471GQT Image
  • Part#:1206J1000471GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1206
  • In Stock:73144
$0.445/pcsRFQ
1210Y5000121JCT Image
  • Part#:1210Y5000121JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1210
  • In Stock:174115
$0.129/pcsRFQ
0805J1000180GAT Image
  • Part#:0805J1000180GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0805
  • In Stock:143321
$0.145/pcsRFQ
2225Y2K00122JXT Image
  • Part#:2225Y2K00122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV X7R 2225
  • In Stock:33589
$0.933/pcsRFQ
1210Y1K50180KCT Image
  • Part#:1210Y1K50180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1210
  • In Stock:184676
$0.13/pcsRFQ
1812Y0160151KFR Image
  • Part#:1812Y0160151KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 1812
  • In Stock:82685
$0.413/pcsRFQ
1808JA250471MXTPY2 Image
  • Part#:1808JA250471MXTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 1808
  • In Stock:76674
$0.284/pcsRFQ
2220J0630150FCT Image
  • Part#:2220J0630150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 2220
  • In Stock:15892
$2.49/pcsRFQ
1808YA250181MXRPY2 Image
  • Part#:1808YA250181MXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 1808
  • In Stock:81904
$0.271/pcsRFQ
1825J0100120KCR Image
  • Part#:1825J0100120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 10V C0G/NP0 1825
  • In Stock:46541
$0.744/pcsRFQ
1825J6300221KCR Image
  • Part#:1825J6300221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V C0G/NP0 1825
  • In Stock:71806
$0.545/pcsRFQ
2225Y2500180KCT Image
  • Part#:2225Y2500180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 2225
  • In Stock:34313
$0.936/pcsRFQ
1111J3000110GQT Image
  • Part#:1111J3000110GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 300V C0G/NP0 1111
  • In Stock:65685
$0.555/pcsRFQ
2225Y0500821JCR Image
  • Part#:2225Y0500821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 2225
  • In Stock:34752
$0.971/pcsRFQ
1812Y0100183JCT Image
  • Part#:1812Y0100183JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V C0G/NP0 1812
  • In Stock:80355
$0.418/pcsRFQ
0603J2500821KXR Image
  • Part#:0603J2500821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 0603
  • In Stock:435626
$0.044/pcsRFQ
1808Y0500822JCR Image
  • Part#:1808Y0500822JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V C0G/NP0 1808
  • In Stock:128083
$0.151/pcsRFQ
1206Y2K02P10HQT Image
  • Part#:1206Y2K02P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 2000V C0G/NP0 1206
  • In Stock:94236
$0.362/pcsRFQ
1808Y0500183JCR Image
  • Part#:1808Y0500183JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 1808
  • In Stock:93559
$0.227/pcsRFQ
2220J2K00390GCT Image
  • Part#:2220J2K00390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2KV C0G/NP0 2220
  • In Stock:35501
$0.91/pcsRFQ
  • Part#:2225Y1K50680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:56606
$0.677/pcsRFQ
1812J1000273KFT Image
  • Part#:1812J1000273KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V C0G 1812
  • In Stock:50376
$0.728/pcsRFQ
1210J0630181JAR Image
  • Part#:1210J0630181JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1210
  • In Stock:99167
$0.237/pcsRFQ
0805J1000160FQT Image
  • Part#:0805J1000160FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 100V C0G/NP0 0805
  • In Stock:69343
$0.544/pcsRFQ
1812Y2000184MER Image
  • Part#:1812Y2000184MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 200V X7R 1812
  • In Stock:56546
$0.577/pcsRFQ
1808Y0160181JCT Image
  • Part#:1808Y0160181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 1808
  • In Stock:149560
$0.13/pcsRFQ
1812J1000222GAT Image
  • Part#:1812J1000222GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1812
  • In Stock:42920
$0.718/pcsRFQ
1808Y0160390GCR Image
  • Part#:1808Y0160390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 1808
  • In Stock:114419
$0.187/pcsRFQ
1210J2000472FCT Image
  • Part#:1210J2000472FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1210
  • In Stock:42996
$0.838/pcsRFQ
2225Y0630823MDR Image
  • Part#:2225Y0630823MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 2225
  • In Stock:36833
$1.005/pcsRFQ
  • Part#:0805Y1000151JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:204682
$0.092/pcsRFQ
0805Y0500101JDR Image
  • Part#:0805Y0500101JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V X7R 0805
  • In Stock:259333
$0.091/pcsRFQ
  • Part#:0603J0504P70CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 0603
  • In Stock:273391
$0.082/pcsRFQ
2225J1K00221GFR Image
  • Part#:2225J1K00221GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 2225
  • In Stock:19052
$1.781/pcsRFQ
2220J1K00120FFR Image
  • Part#:2220J1K00120FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 2220
  • In Stock:15534
$2.385/pcsRFQ
1210Y0500330JFR Image
  • Part#:1210Y0500330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1210
  • In Stock:94858
$0.251/pcsRFQ
0805J0160222JFR Image
  • Part#:0805J0160222JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 16V C0G/NP0 0805
  • In Stock:173579
$0.119/pcsRFQ
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