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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

2220Y0630474MXR Image
  • Part#:2220Y0630474MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 63V X7R 2220
  • In Stock:52502
$0.744/pcsRFQ
2225J0160184GFR Image
  • Part#:2225J0160184GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 16V C0G/NP0 2225
  • In Stock:8389
$4.14/pcsRFQ
0805Y3004P30CQT Image
  • Part#:0805Y3004P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 300V C0G/NP0 0805
  • In Stock:123761
$0.153/pcsRFQ
0805J0100393KXR Image
  • Part#:0805J0100393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 10V X7R 0805
  • In Stock:348760
$0.064/pcsRFQ
1210Y2K00560JCT Image
  • Part#:1210Y2K00560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 2KV C0G/NP0 1210
  • In Stock:148801
$0.15/pcsRFQ
1812J0500120KCT Image
  • Part#:1812J0500120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1812
  • In Stock:74092
$0.288/pcsRFQ
1825Y2K00103KXR Image
  • Part#:1825Y2K00103KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 2KV X7R 1825
  • In Stock:54502
$0.698/pcsRFQ
1812J2000472JAR Image
  • Part#:1812J2000472JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 200V C0G/NP0 1812
  • In Stock:65833
$0.482/pcsRFQ
0603J0630183JDR Image
  • Part#:0603J0630183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V X7R 0603
  • In Stock:269937
$0.087/pcsRFQ
0603J0160181KFT Image
  • Part#:0603J0160181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 0603
  • In Stock:249759
$0.09/pcsRFQ
1808J6300180JCR Image
  • Part#:1808J6300180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1808
  • In Stock:146414
$0.149/pcsRFQ
1210Y0500821FFT Image
  • Part#:1210Y0500821FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1210
  • In Stock:40746
$0.858/pcsRFQ
1210Y0250393MXT Image
  • Part#:1210Y0250393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 25V X7R 1210
  • In Stock:160639
$0.15/pcsRFQ
  • Part#:0805Y0500330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 0805
  • In Stock:98148
$0.238/pcsRFQ
1808J2K00100JCT Image
  • Part#:1808J2K00100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2KV C0G/NP0 1808
  • In Stock:101834
$0.213/pcsRFQ
1111Y2K00470FQT Image
  • Part#:1111Y2K00470FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2000V C0G/NP0 1111
  • In Stock:24110
$1.427/pcsRFQ
1812J6300820GAR Image
  • Part#:1812J6300820GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 630V C0G/NP0 1812
  • In Stock:56441
$0.537/pcsRFQ
1210Y1008P20BAT Image
  • Part#:1210Y1008P20BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 100V C0G/NP0 1210
  • In Stock:75706
$0.481/pcsRFQ
1808J0100153FCT Image
  • Part#:1808J0100153FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V C0G/NP0 1808
  • In Stock:54889
$0.689/pcsRFQ
1808Y0250331MDR Image
  • Part#:1808Y0250331MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V X7R 1808
  • In Stock:126066
$0.163/pcsRFQ
1825J0630124KCR Image
  • Part#:1825J0630124KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 63V C0G/NP0 1825
  • In Stock:21551
$1.444/pcsRFQ
1410J0500472MCRE03 Image
  • Part#:1410J0500472MCRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1410
  • In Stock:58180
$0.342/pcsRFQ
2225Y3K00390JCR Image
  • Part#:2225Y3K00390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 3KV C0G/NP0 2225
  • In Stock:41142
$0.767/pcsRFQ
2220J2000124JXR Image
  • Part#:2220J2000124JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 200V X7R 2220
  • In Stock:45392
$0.782/pcsRFQ
1812Y0630102GFR Image
  • Part#:1812Y0630102GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1812
  • In Stock:50842
$0.747/pcsRFQ
1825J0100152FCR Image
  • Part#:1825J0100152FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V C0G/NP0 1825
  • In Stock:13005
$2.671/pcsRFQ
1206Y1K20820KCT Image
  • Part#:1206Y1K20820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.2KV C0G/NP0 1206
  • In Stock:226839
$0.088/pcsRFQ
1808J1K50102MXR Image
  • Part#:1808J1K50102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.5KV X7R 1808
  • In Stock:210106
$0.112/pcsRFQ
1808Y0630682JDR Image
  • Part#:1808Y0630682JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V X7R 1808
  • In Stock:80629
$0.252/pcsRFQ
1808JA250391GCTSPU Image
  • Part#:1808JA250391GCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1808
  • In Stock:72320
$0.411/pcsRFQ
1206J1507P50BQT Image
  • Part#:1206J1507P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 150V C0G/NP0 1206
  • In Stock:74038
$0.479/pcsRFQ
0505Y2502P00CQT Image
  • Part#:0505Y2502P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 250V C0G/NP0 0505
  • In Stock:110956
$0.171/pcsRFQ
0603J0250120GCR Image
  • Part#:0603J0250120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 0603
  • In Stock:191621
$0.116/pcsRFQ
0603J2001P50BAT Image
  • Part#:0603J2001P50BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 200V C0G/NP0 0603
  • In Stock:96671
$0.22/pcsRFQ
  • Part#:1808Y5000682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:231888
$0.103/pcsRFQ
  • Part#:0603Y5000220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 0603
  • In Stock:455063
$0.047/pcsRFQ
1210Y0508P20BCR Image
  • Part#:1210Y0508P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 1210
  • In Stock:67589
$0.31/pcsRFQ
0805J0630220JCR Image
  • Part#:0805J0630220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 0805
  • In Stock:403977
$0.051/pcsRFQ
1812J2000823KXR Image
  • Part#:1812J2000823KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 200V X7R 1812
  • In Stock:96945
$0.242/pcsRFQ
1812Y0630684MDR Image
  • Part#:1812Y0630684MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1812
  • In Stock:60529
$0.596/pcsRFQ
1210J0250680GFR Image
  • Part#:1210J0250680GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1210
  • In Stock:86404
$0.416/pcsRFQ
2225Y1K50182JXR Image
  • Part#:2225Y1K50182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.5KV X7R 2225
  • In Stock:25892
$1.221/pcsRFQ
2225J1000273JXT Image
  • Part#:2225J1000273JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 2225
  • In Stock:45266
$0.811/pcsRFQ
1206Y0503P30CCR Image
  • Part#:1206Y0503P30CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 50V C0G/NP0 1206
  • In Stock:188273
$0.115/pcsRFQ
1808J2K50151KCT Image
  • Part#:1808J2K50151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2.5KV C0G/NP0 1808
  • In Stock:89457
$0.222/pcsRFQ
1808Y5000393JDT Image
  • Part#:1808Y5000393JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 1808
  • In Stock:96680
$0.407/pcsRFQ
0805J0630471FFR Image
  • Part#:0805J0630471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 0805
  • In Stock:79995
$0.269/pcsRFQ
1210J1K50391MXT Image
  • Part#:1210J1K50391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.5KV X7R 1210
  • In Stock:196257
$0.109/pcsRFQ
1210Y0500560FFT Image
  • Part#:1210Y0500560FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1210
  • In Stock:39004
$0.88/pcsRFQ
1808J0630684KDT Image
  • Part#:1808J0630684KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1808
  • In Stock:72938
$0.326/pcsRFQ
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