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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

1206J1000271JCT Image
  • Part#:1206J1000271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1206
  • In Stock:213394
$0.088/pcsRFQ
1812J1K00150KCR Image
  • Part#:1812J1K00150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1812
  • In Stock:83064
$0.238/pcsRFQ
0805Y0500391FAT Image
  • Part#:0805Y0500391FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 0805
  • In Stock:76980
$0.29/pcsRFQ
  • Part#:0603Y250P800DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER LOW ESR 0603
  • In Stock:276963
$0.077/pcsRFQ
1111Y1500360JQT Image
  • Part#:1111Y1500360JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 150V C0G/NP0 1111
  • In Stock:76080
$0.273/pcsRFQ
0805J5008P20CCR Image
  • Part#:0805J5008P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 0805
  • In Stock:267778
$0.082/pcsRFQ
1808J0630822GCR Image
  • Part#:1808J0630822GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1808
  • In Stock:92171
$0.232/pcsRFQ
1206Y1000220FQT Image
  • Part#:1206Y1000220FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1206
  • In Stock:54233
$0.669/pcsRFQ
2220J6K00181FCT Image
  • Part#:2220J6K00181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 6KV C0G/NP0 2220
  • In Stock:20674
$1.455/pcsRFQ
2225J3K00272KXT Image
  • Part#:2225J3K00272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 3KV X7R 2225
  • In Stock:45436
$0.679/pcsRFQ
0805Y0500391MXT Image
  • Part#:0805Y0500391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V X7R 0805
  • In Stock:412925
$0.053/pcsRFQ
2220J1K00221KDT Image
  • Part#:2220J1K00221KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV X7R 2220
  • In Stock:47249
$0.729/pcsRFQ
1808Y0505P60CCR Image
  • Part#:1808Y0505P60CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 1808
  • In Stock:93846
$0.206/pcsRFQ
0805Y1K00391MXT Image
  • Part#:0805Y1K00391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV X7R 0805
  • In Stock:383574
$0.056/pcsRFQ
1825Y1000154JXR Image
  • Part#:1825Y1000154JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 1825
  • In Stock:38536
$1.024/pcsRFQ
0603Y0100182GCT Image
  • Part#:0603Y0100182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 10V C0G/NP0 0603
  • In Stock:166162
$0.131/pcsRFQ
1111J2501P70CQT Image
  • Part#:1111J2501P70CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 250V C0G/NP0 1111
  • In Stock:69094
$0.283/pcsRFQ
0603J0630122KCT Image
  • Part#:0603J0630122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 0603
  • In Stock:429007
$0.054/pcsRFQ
1210J0630682FAT Image
  • Part#:1210J0630682FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1210
  • In Stock:35019
$1.054/pcsRFQ
1825Y4K00102MXT Image
  • Part#:1825Y4K00102MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 4KV X7R 1825
  • In Stock:97964
$0.374/pcsRFQ
1206Y0250390GCT Image
  • Part#:1206Y0250390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 1206
  • In Stock:154289
$0.15/pcsRFQ
2225J0160124FCR Image
  • Part#:2225J0160124FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V C0G/NP0 2225
  • In Stock:7765
$4.893/pcsRFQ
0805J2500152MXT Image
  • Part#:0805J2500152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V X7R 0805
  • In Stock:321863
$0.063/pcsRFQ
2220Y1000683MDT Image
  • Part#:2220Y1000683MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 2220
  • In Stock:31256
$1.013/pcsRFQ
2220Y1000331GCT Image
  • Part#:2220Y1000331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 2220
  • In Stock:22480
$1.593/pcsRFQ
0505J0501P70BQT Image
  • Part#:0505J0501P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 50V C0G/NP0 0505
  • In Stock:99910
$0.199/pcsRFQ
1812J0250564JDR Image
  • Part#:1812J0250564JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 25V X7R 1812
  • In Stock:54192
$0.562/pcsRFQ
1808J2K00681JXR Image
  • Part#:1808J2K00681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2KV X7R 1808
  • In Stock:124209
$0.174/pcsRFQ
1812J2500472JXR Image
  • Part#:1812J2500472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 1812
  • In Stock:70758
$0.294/pcsRFQ
1210Y0500330FFT Image
  • Part#:1210Y0500330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1210
  • In Stock:44035
$0.862/pcsRFQ
0805Y2500151GQT Image
  • Part#:0805Y2500151GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 0805
  • In Stock:83798
$0.448/pcsRFQ
1111Y2005P10HQT Image
  • Part#:1111Y2005P10HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.1PF 200V C0G/NP0 1111
  • In Stock:32943
$1.136/pcsRFQ
1206J2000124MXR Image
  • Part#:1206J2000124MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:228537
$0.104/pcsRFQ
0805Y0630120FQT Image
  • Part#:0805Y0630120FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 0805
  • In Stock:74094
$0.507/pcsRFQ
2225J2000221GFT Image
  • Part#:2225J2000221GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 2225
  • In Stock:17154
$2.265/pcsRFQ
0603Y0632P20DQT Image
  • Part#:0603Y0632P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 63V C0G/NP0 0603
  • In Stock:204661
$0.092/pcsRFQ
2225J1K00181GFR Image
  • Part#:2225J1K00181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 2225
  • In Stock:19909
$1.775/pcsRFQ
1206J1002P20DAT Image
  • Part#:1206J1002P20DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 100V C0G/NP0 1206
  • In Stock:169346
$0.115/pcsRFQ
1808Y0160391JXR Image
  • Part#:1808Y0160391JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V X7R 1808
  • In Stock:164366
$0.123/pcsRFQ
0603J0501P20CFT Image
  • Part#:0603J0501P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 50V C0G/NP0 0603
  • In Stock:214994
$0.104/pcsRFQ
1206Y0500120KCT Image
  • Part#:1206Y0500120KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1206
  • In Stock:277122
$0.078/pcsRFQ
0505Y1000910FQT Image
  • Part#:0505Y1000910FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 100V C0G/NP0 0505
  • In Stock:35561
$0.979/pcsRFQ
1206J0630101JCT Image
  • Part#:1206J0630101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1206
  • In Stock:267054
$0.087/pcsRFQ
1808Y0100152KXT Image
  • Part#:1808Y0100152KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V X7R 1808
  • In Stock:178387
$0.123/pcsRFQ
2220Y1000100GCR Image
  • Part#:2220Y1000100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 2220
  • In Stock:23156
$1.414/pcsRFQ
1111Y1K04P00DQT Image
  • Part#:1111Y1K04P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 1KV C0G/NP0 1111
  • In Stock:59856
$0.321/pcsRFQ
0505Y1000120GQT Image
  • Part#:0505Y1000120GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 0505
  • In Stock:67730
$0.307/pcsRFQ
2220J2500472KCR Image
  • Part#:2220J2500472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V C0G/NP0 2220
  • In Stock:44223
$0.702/pcsRFQ
2220J0500333KDR Image
  • Part#:2220J0500333KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 2220
  • In Stock:44165
$0.872/pcsRFQ
0805J5000472KDR Image
  • Part#:0805J5000472KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V X7R 0805
  • In Stock:276419
$0.084/pcsRFQ
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