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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

1812Y5000224MER Image
  • Part#:1812Y5000224MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 500V X7R 1812
  • In Stock:67563
$0.55/pcsRFQ
1111Y5000270GQT Image
  • Part#:1111Y5000270GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 500V C0G/NP0 1111
  • In Stock:52358
$0.578/pcsRFQ
2220J1K20393MXT Image
  • Part#:2220J1K20393MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 1.2KV X7R 2220
  • In Stock:50472
$0.63/pcsRFQ
1825J0500104KCR Image
  • Part#:1825J0500104KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 50V C0G/NP0 1825
  • In Stock:27617
$1.346/pcsRFQ
2220Y2500221JFR Image
  • Part#:2220Y2500221JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 2220
  • In Stock:24301
$1.316/pcsRFQ
1825J6300220GCT Image
  • Part#:1825J6300220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1825
  • In Stock:30061
$1.007/pcsRFQ
2225Y5000473KXR Image
  • Part#:2225Y5000473KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 500V X7R 2225
  • In Stock:55857
$0.616/pcsRFQ
2220J2500820GCT Image
  • Part#:2220J2500820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 2220
  • In Stock:29242
$1.333/pcsRFQ
0603J0630391FAR Image
  • Part#:0603J0630391FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 0603
  • In Stock:75829
$0.283/pcsRFQ
1210Y1K00821MXR Image
  • Part#:1210Y1K00821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV X7R 1210
  • In Stock:205198
$0.106/pcsRFQ
2220Y0630102JFR Image
  • Part#:2220Y0630102JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 2220
  • In Stock:32923
$1.141/pcsRFQ
2220Y0250331GFT Image
  • Part#:2220Y0250331GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 2220
  • In Stock:12799
$2.431/pcsRFQ
0805Y1000391FFR Image
  • Part#:0805Y1000391FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 0805
  • In Stock:72267
$0.302/pcsRFQ
1210J0630221GAR Image
  • Part#:1210J0630221GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 1210
  • In Stock:82273
$0.43/pcsRFQ
2225Y0160683KDR Image
  • Part#:2225Y0160683KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 2225
  • In Stock:34133
$1.069/pcsRFQ
1206J1K01P00CFT Image
  • Part#:1206J1K01P00CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1KV C0G/NP0 1206
  • In Stock:88493
$0.219/pcsRFQ
  • Part#:0603Y0630100GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 0603
  • In Stock:218786
$0.105/pcsRFQ
1206Y5000471MXR Image
  • Part#:1206Y5000471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 1206
  • In Stock:335620
$0.06/pcsRFQ
1808J1K00120FFT Image
  • Part#:1808J1K00120FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1808
  • In Stock:49695
$0.701/pcsRFQ
0603Y1506P80BQT Image
  • Part#:0603Y1506P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 150V C0G/NP0 0603
  • In Stock:92421
$0.253/pcsRFQ
1825Y1K20332JXR Image
  • Part#:1825Y1K20332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV X7R 1825
  • In Stock:38005
$0.813/pcsRFQ
1210J5000222MDR Image
  • Part#:1210J5000222MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 1210
  • In Stock:154158
$0.139/pcsRFQ
1808J2500180GFT Image
  • Part#:1808J2500180GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 1808
  • In Stock:65303
$0.333/pcsRFQ
1808J6K00330JCR Image
  • Part#:1808J6K00330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 6KV C0G/NP0 1808
  • In Stock:113878
$0.167/pcsRFQ
1206Y2000392JET Image
  • Part#:1206Y2000392JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 1206
  • In Stock:134373
$0.146/pcsRFQ
1808Y2K00100GCR Image
  • Part#:1808Y2K00100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 2KV C0G/NP0 1808
  • In Stock:67092
$0.331/pcsRFQ
  • Part#:0805Y0630472MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0805
  • In Stock:359351
$0.062/pcsRFQ
0805J0103P30DCT Image
  • Part#:0805J0103P30DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 10V C0G/NP0 0805
  • In Stock:405952
$0.058/pcsRFQ
1206Y0500681MXR Image
  • Part#:1206Y0500681MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 1206
  • In Stock:338320
$0.071/pcsRFQ
0805J5000150FFT Image
  • Part#:0805J5000150FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 0805
  • In Stock:79791
$0.268/pcsRFQ
1808Y1K00682KXT Image
  • Part#:1808Y1K00682KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1KV X7R 1808
  • In Stock:122809
$0.171/pcsRFQ
0603J0253P30DCR Image
  • Part#:0603J0253P30DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 25V C0G/NP0 0603
  • In Stock:379922
$0.06/pcsRFQ
1808J0250152JXT Image
  • Part#:1808J0250152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V X7R 1808
  • In Stock:186579
$0.125/pcsRFQ
0805Y2000150FCT Image
  • Part#:0805Y2000150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 0805
  • In Stock:103484
$0.206/pcsRFQ
1825Y0100823KCR Image
  • Part#:1825Y0100823KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 10V C0G/NP0 1825
  • In Stock:25241
$1.228/pcsRFQ
1825Y1K20470KCT Image
  • Part#:1825Y1K20470KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.2KV C0G/NP0 1825
  • In Stock:57906
$0.601/pcsRFQ
1812YA250391JXRPY2 Image
  • Part#:1812YA250391JXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V X7R 1812
  • In Stock:77741
$0.468/pcsRFQ
1808Y0500562JCR Image
  • Part#:1808Y0500562JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1808
  • In Stock:184738
$0.129/pcsRFQ
2220Y6300222KXR Image
  • Part#:2220Y6300222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V X7R 2220
  • In Stock:72645
$0.51/pcsRFQ
2220J0630223GCR Image
  • Part#:2220J0630223GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V C0G/NP0 2220
  • In Stock:20697
$1.48/pcsRFQ
1812J0250122KFR Image
  • Part#:1812J0250122KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1812
  • In Stock:57140
$0.351/pcsRFQ
0805Y0634P70BFR Image
  • Part#:0805Y0634P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 0805
  • In Stock:95938
$0.251/pcsRFQ
2225J5000823KDR Image
  • Part#:2225J5000823KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 500V X7R 2225
  • In Stock:38538
$0.855/pcsRFQ
2220J1000101KFT Image
  • Part#:2220J1000101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 2220
  • In Stock:29992
$1.014/pcsRFQ
1825J6300680JCR Image
  • Part#:1825J6300680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 630V C0G/NP0 1825
  • In Stock:70613
$0.555/pcsRFQ
2225Y0630392KFT Image
  • Part#:2225Y0630392KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 2225
  • In Stock:22153
$1.408/pcsRFQ
1111J250P600DQT Image
  • Part#:1111J250P600DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 250V C0G/NP0 1111
  • In Stock:80515
$0.265/pcsRFQ
  • Part#:1825J3K00821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:64782
$0.593/pcsRFQ
0603Y0630681KDR Image
  • Part#:0603Y0630681KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 0603
  • In Stock:388537
$0.062/pcsRFQ
1812J0630472FAR Image
  • Part#:1812J0630472FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 1812
  • In Stock:26372
$1.41/pcsRFQ
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