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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

1210J5000473JXR Image
  • Part#:1210J5000473JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 500V X7R 1210
  • In Stock:111768
$0.177/pcsRFQ
1206J0101P50BCT Image
  • Part#:1206J0101P50BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 10V C0G/NP0 1206
  • In Stock:74484
$0.254/pcsRFQ
  • Part#:0805J0250332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 0805
  • In Stock:343596
$0.066/pcsRFQ
2220J2K50122FCT Image
  • Part#:2220J2K50122FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2.5KV C0G 2220
  • In Stock:12126
$2.732/pcsRFQ
1206Y1K00101JFT Image
  • Part#:1206Y1K00101JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1206
  • In Stock:141298
$0.165/pcsRFQ
1808J0500270FFR Image
  • Part#:1808J0500270FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 1808
  • In Stock:69033
$0.525/pcsRFQ
1808J1000121JDR Image
  • Part#:1808J1000121JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V X7R 1808
  • In Stock:100445
$0.213/pcsRFQ
1206J0500182JFT Image
  • Part#:1206J0500182JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1206
  • In Stock:140925
$0.144/pcsRFQ
1812J0100105KXT Image
  • Part#:1812J0100105KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 10V X7R 1812
  • In Stock:85277
$0.391/pcsRFQ
2225J0160823JXT Image
  • Part#:2225J0160823JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 2225
  • In Stock:45528
$0.791/pcsRFQ
1210J2006P80CAR Image
  • Part#:1210J2006P80CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 200V C0G/NP0 1210
  • In Stock:81732
$0.384/pcsRFQ
2220Y2000180JCT Image
  • Part#:2220Y2000180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 2220
  • In Stock:34632
$0.864/pcsRFQ
2225Y0500102KCR Image
  • Part#:2225Y0500102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 50V C0G/NP0 2225
  • In Stock:34002
$0.904/pcsRFQ
0805J2500121GCT Image
  • Part#:0805J2500121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 0805
  • In Stock:163170
$0.132/pcsRFQ
0603Y1001P20BFT Image
  • Part#:0603Y1001P20BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 100V C0G/NP0 0603
  • In Stock:83859
$0.224/pcsRFQ
1812J2K00151MXT Image
  • Part#:1812J2K00151MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV X7R 1812
  • In Stock:84580
$0.269/pcsRFQ
0603Y0630472MXT Image
  • Part#:0603Y0630472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V X7R 0603
  • In Stock:446353
$0.043/pcsRFQ
1825Y2K50222MXR Image
  • Part#:1825Y2K50222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 2.5KV X7R 1825
  • In Stock:69347
$0.567/pcsRFQ
1210J1000121KAT Image
  • Part#:1210J1000121KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1210
  • In Stock:86621
$0.243/pcsRFQ
2220Y0630224KDT Image
  • Part#:2220Y0630224KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 63V X7R 2220
  • In Stock:32302
$1.08/pcsRFQ
0805J0500220FCT Image
  • Part#:0805J0500220FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 0805
  • In Stock:120531
$0.189/pcsRFQ
2225Y5000474JXR Image
  • Part#:2225Y5000474JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 500V X7R 2225
  • In Stock:26343
$1.372/pcsRFQ
0805Y0500510GQT Image
  • Part#:0805Y0500510GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 51PF 50V C0G/NP0 0805
  • In Stock:100735
$0.365/pcsRFQ
0805Y2500330JCT Image
  • Part#:0805Y2500330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 0805
  • In Stock:328569
$0.064/pcsRFQ
2225Y2K50181KCT Image
  • Part#:2225Y2K50181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 2.5KV C0G/NP0 2225
  • In Stock:50025
$0.755/pcsRFQ
1210J0160390JFT Image
  • Part#:1210J0160390JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 1210
  • In Stock:92350
$0.251/pcsRFQ
1210J1003P90CCR Image
  • Part#:1210J1003P90CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 100V C0G/NP0 1210
  • In Stock:89812
$0.226/pcsRFQ
0603Y1000820GFT Image
  • Part#:0603Y1000820GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 0603
  • In Stock:177892
$0.13/pcsRFQ
1206Y1K00130FQT Image
  • Part#:1206Y1K00130FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 13PF 1KV C0G/NP0 1206
  • In Stock:33234
$0.993/pcsRFQ
1206Y6304P30BQT Image
  • Part#:1206Y6304P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 630V C0G/NP0 1206
  • In Stock:70612
$0.342/pcsRFQ
2225J1000392FFT Image
  • Part#:2225J1000392FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 2225
  • In Stock:7392
$4.717/pcsRFQ
0805J1000102JXT Image
  • Part#:0805J1000102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V X7R 0805
  • In Stock:286038
$0.078/pcsRFQ
2220Y0630563JFT Image
  • Part#:2220Y0630563JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V C0G/NP0 2220
  • In Stock:21389
$1.656/pcsRFQ
1111J5000161JQT Image
  • Part#:1111J5000161JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 160PF 500V C0G/NP0 1111
  • In Stock:102998
$0.368/pcsRFQ
2225Y5000562KXR Image
  • Part#:2225Y5000562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 2225
  • In Stock:48530
$0.634/pcsRFQ
1206Y1500150KQT Image
  • Part#:1206Y1500150KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 150V C0G/NP0 1206
  • In Stock:103895
$0.232/pcsRFQ
1808J0160334JXT Image
  • Part#:1808J0160334JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V X7R 1808
  • In Stock:109546
$0.218/pcsRFQ
1825J1K50121FCR Image
  • Part#:1825J1K50121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.5KV C0G/NP0 1825
  • In Stock:20812
$1.756/pcsRFQ
1812J0500680JFT Image
  • Part#:1812J0500680JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 1812
  • In Stock:79016
$0.419/pcsRFQ
0505Y050P400DQT Image
  • Part#:0505Y050P400DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4PF 50V C0G/NP0 0505
  • In Stock:134368
$0.171/pcsRFQ
1825J2K50681GCR Image
  • Part#:1825J2K50681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2.5KV C0G/NP0 1825
  • In Stock:27378
$1.42/pcsRFQ
1206Y1000270JCT Image
  • Part#:1206Y1000270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1206
  • In Stock:290396
$0.083/pcsRFQ
1825J1K50391JCT Image
  • Part#:1825J1K50391JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.5KV C0G/NP0 1825
  • In Stock:62051
$0.596/pcsRFQ
2225J0500562GFT Image
  • Part#:2225J0500562GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 2225
  • In Stock:12944
$2.319/pcsRFQ
1812Y0630151FCR Image
  • Part#:1812Y0630151FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 1812
  • In Stock:32128
$1/pcsRFQ
2225J0500222FCR Image
  • Part#:2225J0500222FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V C0G/NP0 2225
  • In Stock:12545
$3.029/pcsRFQ
0805Y1000471GCT Image
  • Part#:0805Y1000471GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 0805
  • In Stock:197109
$0.113/pcsRFQ
1206J1K01P00CCR Image
  • Part#:1206J1K01P00CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1KV C0G/NP0 1206
  • In Stock:166781
$0.141/pcsRFQ
1808J0100471MXT Image
  • Part#:1808J0100471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V X7R 1808
  • In Stock:174204
$0.124/pcsRFQ
1808J0500271KCT Image
  • Part#:1808J0500271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1808
  • In Stock:164714
$0.124/pcsRFQ
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