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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

1812J2000390KFT Image
  • Part#:1812J2000390KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 1812
  • In Stock:101535
$0.383/pcsRFQ
1210J0630562KFT Image
  • Part#:1210J0630562KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1210
  • In Stock:80519
$0.296/pcsRFQ
1825Y0160122FCR Image
  • Part#:1825Y0160122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1825
  • In Stock:10541
$2.875/pcsRFQ
1210Y1000472KCR Image
  • Part#:1210Y1000472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1210
  • In Stock:131774
$0.182/pcsRFQ
1825Y5000822MXR Image
  • Part#:1825Y5000822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V X7R 1825
  • In Stock:62134
$0.565/pcsRFQ
1825J1K20392FCT Image
  • Part#:1825J1K20392FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.2KV C0G 1825
  • In Stock:12491
$2.573/pcsRFQ
1812J3K00680FCT Image
  • Part#:1812J3K00680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 3KV C0G/NP0 1812
  • In Stock:51237
$0.712/pcsRFQ
1825Y2500473JXT Image
  • Part#:1825Y2500473JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 250V X7R 1825
  • In Stock:39570
$0.976/pcsRFQ
1812J1K50183JXR Image
  • Part#:1812J1K50183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 1.5KV X7R 1812
  • In Stock:87693
$0.419/pcsRFQ
2225Y5000181KFT Image
  • Part#:2225Y5000181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 2225
  • In Stock:27697
$1.196/pcsRFQ
  • Part#:1808Y0500181KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V X7R 1808
  • In Stock:133554
$0.151/pcsRFQ
1206Y1K00220JCT Image
  • Part#:1206Y1K00220JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 1206
  • In Stock:202038
$0.105/pcsRFQ
1812Y0160155MXT Image
  • Part#:1812Y0160155MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 1812
  • In Stock:81137
$0.475/pcsRFQ
1812Y0630683MXT Image
  • Part#:1812Y0630683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 63V X7R 1812
  • In Stock:76320
$0.292/pcsRFQ
0603Y0160270JFT Image
  • Part#:0603Y0160270JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 0603
  • In Stock:210123
$0.095/pcsRFQ
1206Y1K00391MER Image
  • Part#:1206Y1K00391MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 1206
  • In Stock:192613
$0.105/pcsRFQ
2220Y1000101KFR Image
  • Part#:2220Y1000101KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V C0G/NP0 2220
  • In Stock:31078
$1.099/pcsRFQ
2220J0500564JXT Image
  • Part#:2220J0500564JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 50V X7R 2220
  • In Stock:45628
$0.852/pcsRFQ
  • Part#:2225Y1K00180FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:14338
$2.485/pcsRFQ
1206Y0500390GFT Image
  • Part#:1206Y0500390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 1206
  • In Stock:87792
$0.221/pcsRFQ
2225Y0500271JFR Image
  • Part#:2225Y0500271JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 2225
  • In Stock:23803
$1.306/pcsRFQ
1206J0160101JCR Image
  • Part#:1206J0160101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 1206
  • In Stock:301079
$0.08/pcsRFQ
1210J0100560FCR Image
  • Part#:1210J0100560FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 10V C0G/NP0 1210
  • In Stock:55005
$0.561/pcsRFQ
2225Y2K50391GCR Image
  • Part#:2225Y2K50391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 2.5KV C0G/NP0 2225
  • In Stock:25312
$1.302/pcsRFQ
1210J2000220KAT Image
  • Part#:1210J2000220KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 1210
  • In Stock:93496
$0.253/pcsRFQ
1210Y1000222KER Image
  • Part#:1210Y1000222KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V X7R 1210
  • In Stock:92426
$0.219/pcsRFQ
1206J5000150JFT Image
  • Part#:1206J5000150JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1206
  • In Stock:156298
$0.127/pcsRFQ
2220J0100683FCR Image
  • Part#:2220J0100683FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 10V C0G/NP0 2220
  • In Stock:8584
$3.539/pcsRFQ
0505Y300P500DQT Image
  • Part#:0505Y300P500DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 300V C0G/NP0 0505
  • In Stock:113357
$0.169/pcsRFQ
0603J0630180KAR Image
  • Part#:0603J0630180KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 0603
  • In Stock:312451
$0.066/pcsRFQ
1210J1000150GFT Image
  • Part#:1210J1000150GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1210
  • In Stock:82912
$0.444/pcsRFQ
0805J2000331JQT Image
  • Part#:0805J2000331JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 0805
  • In Stock:81190
$0.258/pcsRFQ
1206J0630272JDR Image
  • Part#:1206J0630272JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V X7R 1206
  • In Stock:153943
$0.128/pcsRFQ
1206Y0250563JXT Image
  • Part#:1206Y0250563JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1206
  • In Stock:204245
$0.11/pcsRFQ
1808Y5000471KXR Image
  • Part#:1808Y5000471KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 1808
  • In Stock:181716
$0.124/pcsRFQ
0805Y1000240FQT Image
  • Part#:0805Y1000240FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 100V C0G/NP0 0805
  • In Stock:58606
$0.515/pcsRFQ
1206J1000471KFT Image
  • Part#:1206J1000471KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1206
  • In Stock:178718
$0.134/pcsRFQ
1812J1K00221GFR Image
  • Part#:1812J1K00221GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 1812
  • In Stock:55960
$0.629/pcsRFQ
2225Y0630224GCT Image
  • Part#:2225Y0630224GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 63V C0G/NP0 2225
  • In Stock:10531
$3.759/pcsRFQ
2220Y1K20472GCR Image
  • Part#:2220Y1K20472GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.2KV C0G 2220
  • In Stock:23124
$1.535/pcsRFQ
1206J0508P20CFT Image
  • Part#:1206J0508P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 50V C0G/NP0 1206
  • In Stock:117147
$0.175/pcsRFQ
  • Part#:2220JA250222KXTB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:85165
$0.436/pcsRFQ
1825Y5K00180KCT Image
  • Part#:1825Y5K00180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 5KV C0G/NP0 1825
  • In Stock:65409
$0.346/pcsRFQ
1210Y0100822KCT Image
  • Part#:1210Y0100822KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 10V C0G/NP0 1210
  • In Stock:102531
$0.204/pcsRFQ
1825J0630223JCT Image
  • Part#:1825J0630223JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V C0G/NP0 1825
  • In Stock:33413
$0.9/pcsRFQ
2225J5000181GCR Image
  • Part#:2225J5000181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 2225
  • In Stock:27613
$1.242/pcsRFQ
  • Part#:1825J3K00151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:18563
$1.938/pcsRFQ
1206Y1000682GFR Image
  • Part#:1206Y1000682GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 1206
  • In Stock:75351
$0.447/pcsRFQ
0603J0631P00BFT Image
  • Part#:0603J0631P00BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 63V C0G/NP0 0603
  • In Stock:87339
$0.216/pcsRFQ
1210J0100152JXR Image
  • Part#:1210J0100152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V X7R 1210
  • In Stock:134489
$0.172/pcsRFQ
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