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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

1808J2500270JFR Image
  • Part#:1808J2500270JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1808
  • In Stock:119524
$0.176/pcsRFQ
0805J0500681GCT Image
  • Part#:0805J0500681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 0805
  • In Stock:180320
$0.11/pcsRFQ
0603Y0250392JDR Image
  • Part#:0603Y0250392JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 0603
  • In Stock:267786
$0.077/pcsRFQ
0603Y0508P20BAR Image
  • Part#:0603Y0508P20BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 0603
  • In Stock:93141
$0.222/pcsRFQ
2220Y5K00390JCR Image
  • Part#:2220Y5K00390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 5KV C0G/NP0 2220
  • In Stock:75995
$0.294/pcsRFQ
1111J2500121JQT Image
  • Part#:1111J2500121JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1111
  • In Stock:61023
$0.343/pcsRFQ
0805J0630122GFR Image
  • Part#:0805J0630122GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 0805
  • In Stock:104699
$0.189/pcsRFQ
1825Y6300561MXR Image
  • Part#:1825Y6300561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V X7R 1825
  • In Stock:58378
$0.572/pcsRFQ
1812J2500182GCT Image
  • Part#:1812J2500182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 1812
  • In Stock:59033
$0.53/pcsRFQ
0505J3005P10BQT Image
  • Part#:0505J3005P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 300V C0G/NP0 0505
  • In Stock:78147
$0.389/pcsRFQ
1812J0100182JCR Image
  • Part#:1812J0100182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 10V C0G/NP0 1812
  • In Stock:91515
$0.257/pcsRFQ
2225J0250224JXR Image
  • Part#:2225J0250224JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 2225
  • In Stock:35186
$0.948/pcsRFQ
1210Y1K20471FCR Image
  • Part#:1210Y1K20471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.2KV C0G/NP0 1210
  • In Stock:45495
$0.692/pcsRFQ
1210J0250472GCR Image
  • Part#:1210J0250472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 25V C0G/NP0 1210
  • In Stock:67264
$0.315/pcsRFQ
  • Part#:1812J5000180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:90006
$0.24/pcsRFQ
1210J6300270GCT Image
  • Part#:1210J6300270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 630V C0G/NP0 1210
  • In Stock:103785
$0.22/pcsRFQ
1812Y0100221GCR Image
  • Part#:1812Y0100221GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 10V C0G/NP0 1812
  • In Stock:69366
$0.512/pcsRFQ
0603Y0160181GFR Image
  • Part#:0603Y0160181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 0603
  • In Stock:123980
$0.16/pcsRFQ
1206Y2000393MDR Image
  • Part#:1206Y2000393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 200V X7R 1206
  • In Stock:147276
$0.146/pcsRFQ
2225J3K00390GCR Image
  • Part#:2225J3K00390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 3KV C0G/NP0 2225
  • In Stock:25068
$1.237/pcsRFQ
1206Y0250181JXT Image
  • Part#:1206Y0250181JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V X7R 1206
  • In Stock:219776
$0.109/pcsRFQ
1808J0160221MDT Image
  • Part#:1808J0160221MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V X7R 1808
  • In Stock:116963
$0.173/pcsRFQ
1206Y5000562JXT Image
  • Part#:1206Y5000562JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 1206
  • In Stock:281378
$0.085/pcsRFQ
1210J0500332KCT Image
  • Part#:1210J0500332KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V C0G/NP0 1210
  • In Stock:112104
$0.174/pcsRFQ
1206Y2K01P20BCR Image
  • Part#:1206Y2K01P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 2KV C0G/NP0 1206
  • In Stock:66517
$0.301/pcsRFQ
1206J0500472FFT Image
  • Part#:1206J0500472FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1206
  • In Stock:60119
$0.617/pcsRFQ
1206J1000101MDR Image
  • Part#:1206J1000101MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V X7R 1206
  • In Stock:188641
$0.1/pcsRFQ
1808J0160684JDR Image
  • Part#:1808J0160684JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 16V X7R 1808
  • In Stock:90824
$0.389/pcsRFQ
0805J5000151JFR Image
  • Part#:0805J5000151JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 0805
  • In Stock:263028
$0.078/pcsRFQ
1825J1K00181FCR Image
  • Part#:1825J1K00181FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1825
  • In Stock:19612
$1.748/pcsRFQ
0805J5000100FAR Image
  • Part#:0805J5000100FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 0805
  • In Stock:76912
$0.243/pcsRFQ
1210J0500560GAR Image
  • Part#:1210J0500560GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1210
  • In Stock:83252
$0.42/pcsRFQ
1206J1000103KDR Image
  • Part#:1206J1000103KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 100V X7R 1206
  • In Stock:163048
$0.118/pcsRFQ
1808Y0500151JXT Image
  • Part#:1808Y0500151JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 50V X7R 1808
  • In Stock:164005
$0.133/pcsRFQ
2220J3K00102JCT Image
  • Part#:2220J3K00102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 3KV C0G/NP0 2220
  • In Stock:49005
$0.673/pcsRFQ
0805J5003P90DAR Image
  • Part#:0805J5003P90DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 500V C0G/NP0 0805
  • In Stock:337937
$0.069/pcsRFQ
2220Y2K00680KCR Image
  • Part#:2220Y2K00680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2KV C0G/NP0 2220
  • In Stock:61527
$0.564/pcsRFQ
0505J3001P30BQT Image
  • Part#:0505J3001P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 300V C0G/NP0 0505
  • In Stock:114429
$0.169/pcsRFQ
1812J1000123KDR Image
  • Part#:1812J1000123KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V X7R 1812
  • In Stock:64355
$0.348/pcsRFQ
1808Y0100153KCT Image
  • Part#:1808Y0100153KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 10V C0G/NP0 1808
  • In Stock:98825
$0.209/pcsRFQ
2220Y1000393FCR Image
  • Part#:2220Y1000393FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 100V C0G 2220
  • In Stock:10401
$3.761/pcsRFQ
1206J0630331JQT Image
  • Part#:1206J0630331JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1206
  • In Stock:66886
$0.284/pcsRFQ
1206J0250123GFT Image
  • Part#:1206J0250123GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V C0G/NP0 1206
  • In Stock:91358
$0.424/pcsRFQ
1210J2500122KXR Image
  • Part#:1210J2500122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V X7R 1210
  • In Stock:140626
$0.145/pcsRFQ
1210Y6305P60CCT Image
  • Part#:1210Y6305P60CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 1210
  • In Stock:100738
$0.222/pcsRFQ
0505Y2000110KQT Image
  • Part#:0505Y2000110KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 200V C0G/NP0 0505
  • In Stock:147537
$0.155/pcsRFQ
2225J1K00152JXR Image
  • Part#:2225J1K00152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV X7R 2225
  • In Stock:42150
$0.757/pcsRFQ
0603Y2000270KCT Image
  • Part#:0603Y2000270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 200V C0G/NP0 0603
  • In Stock:359222
$0.054/pcsRFQ
1206Y0106P80DCT Image
  • Part#:1206Y0106P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 10V C0G/NP0 1206
  • In Stock:236549
$0.083/pcsRFQ
2220Y1000562FFR Image
  • Part#:2220Y1000562FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 100V C0G/NP0 2220
  • In Stock:8552
$3.87/pcsRFQ
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