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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

1206J1K50470FCR Image
  • Part#:1206J1K50470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.5KV C0G/NP0 1206
  • In Stock:70976
$0.266/pcsRFQ
2225Y0160683MXT Image
  • Part#:2225Y0160683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 2225
  • In Stock:42224
$0.756/pcsRFQ
0805Y2000223KDR Image
  • Part#:0805Y2000223KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 0805
  • In Stock:181278
$0.109/pcsRFQ
1808J5000181FFR Image
  • Part#:1808J5000181FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1808
  • In Stock:49908
$0.76/pcsRFQ
1206J0160821FCT Image
  • Part#:1206J0160821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 1206
  • In Stock:68166
$0.315/pcsRFQ
1206Y0630682KFR Image
  • Part#:1206Y0630682KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1206
  • In Stock:130081
$0.176/pcsRFQ
1206J0160122KXT Image
  • Part#:1206J0160122KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V X7R 1206
  • In Stock:288280
$0.078/pcsRFQ
1206J5000152FFT Image
  • Part#:1206J5000152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1206
  • In Stock:62943
$0.551/pcsRFQ
1206J0630104KDR Image
  • Part#:1206J0630104KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 1206
  • In Stock:196112
$0.1/pcsRFQ
1206J6300220FQT Image
  • Part#:1206J6300220FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1206
  • In Stock:27615
$1.391/pcsRFQ
2225J0500331KFT Image
  • Part#:2225J0500331KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 2225
  • In Stock:26829
$1.141/pcsRFQ
1210Y1000151JCT Image
  • Part#:1210Y1000151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 1210
  • In Stock:123138
$0.173/pcsRFQ
1812Y2500332JCT Image
  • Part#:1812Y2500332JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 1812
  • In Stock:95799
$0.392/pcsRFQ
1812Y1000274KNT Image
  • Part#:1812Y1000274KNT
  • Manufacturers:Knowles Syfer
  • Description:0805/FLEXICAP/NICKEL BARRIER/100
  • In Stock:46209
$0.741/pcsRFQ
0805Y0160101KXT Image
  • Part#:0805Y0160101KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V X7R 0805
  • In Stock:436201
$0.054/pcsRFQ
0603Y0250272KDR Image
  • Part#:0603Y0250272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 0603
  • In Stock:383246
$0.063/pcsRFQ
1825Y0630123JCR Image
  • Part#:1825Y0630123JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1825
  • In Stock:38296
$0.855/pcsRFQ
1812Y1K20121KCR Image
  • Part#:1812Y1K20121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.2KV C0G/NP0 1812
  • In Stock:73053
$0.265/pcsRFQ
1206J2000331JFT Image
  • Part#:1206J2000331JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 1206
  • In Stock:140954
$0.144/pcsRFQ
0805J0503P00CQT Image
  • Part#:0805J0503P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 50V C0G/NP0 0805
  • In Stock:158015
$0.152/pcsRFQ
2220J1K50220JCR Image
  • Part#:2220J1K50220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.5KV C0G/NP0 2220
  • In Stock:83591
$0.449/pcsRFQ
2225Y1K00183KXR Image
  • Part#:2225Y1K00183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 1KV X7R 2225
  • In Stock:47620
$0.828/pcsRFQ
1812Y1000562JAT Image
  • Part#:1812Y1000562JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 1812
  • In Stock:55887
$0.578/pcsRFQ
1812Y1000334MER Image
  • Part#:1812Y1000334MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1812
  • In Stock:48444
$0.633/pcsRFQ
1210J2500184JDT Image
  • Part#:1210J2500184JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 250V X7R 1210
  • In Stock:86401
$0.442/pcsRFQ
0805Y0630471FAR Image
  • Part#:0805Y0630471FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 0805
  • In Stock:83415
$0.274/pcsRFQ
0805J0630182KDR Image
  • Part#:0805J0630182KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V X7R 0805
  • In Stock:308924
$0.071/pcsRFQ
1111Y1K01P70CQT Image
  • Part#:1111Y1K01P70CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 1KV C0G/NP0 1111
  • In Stock:80176
$0.288/pcsRFQ
2220Y2000681JFT Image
  • Part#:2220Y2000681JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 2220
  • In Stock:30571
$1.259/pcsRFQ
0603J0630471FFR Image
  • Part#:0603J0630471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V C0G/NP0 0603
  • In Stock:86837
$0.274/pcsRFQ
1812Y1K50151JXR Image
  • Part#:1812Y1K50151JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV X7R 1812
  • In Stock:65393
$0.34/pcsRFQ
1210Y1K05P60DAR Image
  • Part#:1210Y1K05P60DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 1KV C0G/NP0 1210
  • In Stock:109296
$0.183/pcsRFQ
1808Y0160182JCR Image
  • Part#:1808Y0160182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 1808
  • In Stock:203669
$0.116/pcsRFQ
1210J0250151GFT Image
  • Part#:1210J0250151GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 1210
  • In Stock:74877
$0.429/pcsRFQ
1206J1K00680JAT Image
  • Part#:1206J1K00680JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1000V C0G/NP0 1206
  • In Stock:152835
$0.147/pcsRFQ
1808Y2K00181FCT Image
  • Part#:1808Y2K00181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2KV C0G/NP0 1808
  • In Stock:54678
$0.597/pcsRFQ
0505Y1509P10CQT Image
  • Part#:0505Y1509P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 150V C0G/NP0 0505
  • In Stock:84333
$0.269/pcsRFQ
1825J2K50561KXR Image
  • Part#:1825J2K50561KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV X7R 1825
  • In Stock:76912
$0.509/pcsRFQ
2220J3K00150FCR Image
  • Part#:2220J3K00150FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 3KV C0G/NP0 2220
  • In Stock:15860
$1.93/pcsRFQ
1808J2500821GCT Image
  • Part#:1808J2500821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V C0G/NP0 1808
  • In Stock:102235
$0.223/pcsRFQ
1808JA250181KCRSY2 Image
  • Part#:1808JA250181KCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 1808
  • In Stock:78130
$0.309/pcsRFQ
2225J2K50332MXT Image
  • Part#:2225J2K50332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 2.5KV X7R 2225
  • In Stock:48710
$0.746/pcsRFQ
2220J2500561KCR Image
  • Part#:2220J2500561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 2220
  • In Stock:55325
$0.678/pcsRFQ
1808J2500332JFT Image
  • Part#:1808J2500332JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 250V C0G/NP0 1808
  • In Stock:63912
$0.327/pcsRFQ
  • Part#:1206Y1001P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:142432
$0.149/pcsRFQ
0805J0630681JCT Image
  • Part#:0805J0630681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 0805
  • In Stock:334224
$0.064/pcsRFQ
1808J0630221JXT Image
  • Part#:1808J0630221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 1808
  • In Stock:120533
$0.171/pcsRFQ
1206J5000562JDR Image
  • Part#:1206J5000562JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 1206
  • In Stock:176835
$0.117/pcsRFQ
0805J2000220GFR Image
  • Part#:0805J2000220GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 0805
  • In Stock:165548
$0.143/pcsRFQ
0805J2501P20BQT Image
  • Part#:0805J2501P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 250V C0G/NP0 0805
  • In Stock:141071
$0.154/pcsRFQ
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