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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

1812J0630183GAR Image
  • Part#:1812J0630183GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1812
  • In Stock:37158
$0.879/pcsRFQ
2220J1000822FCR Image
  • Part#:2220J1000822FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V C0G/NP0 2220
  • In Stock:12898
$2.436/pcsRFQ
2225Y0250333KXT Image
  • Part#:2225Y0250333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V X7R 2225
  • In Stock:42474
$0.761/pcsRFQ
0603J0630561KDR Image
  • Part#:0603J0630561KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 63V X7R 0603
  • In Stock:336199
$0.058/pcsRFQ
1808J1K00120KFR Image
  • Part#:1808J1K00120KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1808
  • In Stock:112352
$0.202/pcsRFQ
1808J0500821FCR Image
  • Part#:1808J0500821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1808
  • In Stock:89954
$0.372/pcsRFQ
1210Y0630274MDR Image
  • Part#:1210Y0630274MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 63V X7R 1210
  • In Stock:84562
$0.272/pcsRFQ
0603Y2507P50CUT Image
  • Part#:0603Y2507P50CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 250V C0G/NP0 0603
  • In Stock:133481
$0.159/pcsRFQ
0805J2506P80DUT Image
  • Part#:0805J2506P80DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 0805
  • In Stock:115040
$0.177/pcsRFQ
0805Y1000181KFT Image
  • Part#:0805Y1000181KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 0805
  • In Stock:233476
$0.089/pcsRFQ
2220Y0160564JDR Image
  • Part#:2220Y0160564JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 16V X7R 2220
  • In Stock:24305
$1.435/pcsRFQ
1808Y0630273JXR Image
  • Part#:1808Y0630273JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 1808
  • In Stock:119041
$0.162/pcsRFQ
1812Y0630271FFT Image
  • Part#:1812Y0630271FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1812
  • In Stock:25006
$1.527/pcsRFQ
1210J0500121GAT Image
  • Part#:1210J0500121GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1210
  • In Stock:91426
$0.43/pcsRFQ
1808Y1K00121FCR Image
  • Part#:1808Y1K00121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1KV C0G/NP0 1808
  • In Stock:78029
$0.499/pcsRFQ
1111Y2K01P00DQT Image
  • Part#:1111Y2K01P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 2000V C0G/NP0 1111
  • In Stock:77937
$0.282/pcsRFQ
1825J2K50821KXT Image
  • Part#:1825J2K50821KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV X7R 1825
  • In Stock:62612
$0.536/pcsRFQ
2225Y0630150GFT Image
  • Part#:2225Y0630150GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 2225
  • In Stock:14263
$2.393/pcsRFQ
1812J0100155JXR Image
  • Part#:1812J0100155JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 10V X7R 1812
  • In Stock:64561
$0.481/pcsRFQ
1825J1K20152KCT Image
  • Part#:1825J1K20152KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.2KV C0G 1825
  • In Stock:58936
$0.549/pcsRFQ
1825Y1000330JCR Image
  • Part#:1825Y1000330JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1825
  • In Stock:44134
$0.865/pcsRFQ
1825J0250331KCT Image
  • Part#:1825J0250331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 25V C0G/NP0 1825
  • In Stock:36438
$0.857/pcsRFQ
1808J1K00820KCT Image
  • Part#:1808J1K00820KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1808
  • In Stock:124128
$0.159/pcsRFQ
0805Y0630184JXT Image
  • Part#:0805Y0630184JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 63V X7R 0805
  • In Stock:213561
$0.105/pcsRFQ
1812Y2000222GAT Image
  • Part#:1812Y2000222GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 200V C0G/NP0 1812
  • In Stock:37517
$0.871/pcsRFQ
2225J6300101JCR Image
  • Part#:2225J6300101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 630V C0G/NP0 2225
  • In Stock:46647
$0.706/pcsRFQ
2220J2K50102FCT Image
  • Part#:2220J2K50102FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2.5KV C0G 2220
  • In Stock:15848
$2.432/pcsRFQ
2220J0160155MDR Image
  • Part#:2220J0160155MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 2220
  • In Stock:29153
$1.071/pcsRFQ
1812Y0250103FFR Image
  • Part#:1812Y0250103FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 1812
  • In Stock:21714
$1.757/pcsRFQ
1111Y1000270FQT Image
  • Part#:1111Y1000270FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1111
  • In Stock:27996
$1.393/pcsRFQ
1206Y1504P00CQT Image
  • Part#:1206Y1504P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4PF 150V C0G/NP0 1206
  • In Stock:116399
$0.204/pcsRFQ
1206Y0631P20CFT Image
  • Part#:1206Y0631P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 63V C0G/NP0 1206
  • In Stock:109716
$0.175/pcsRFQ
1210Y1000181JCR Image
  • Part#:1210Y1000181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1210
  • In Stock:141649
$0.168/pcsRFQ
1812J6300330GCR Image
  • Part#:1812J6300330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 1812
  • In Stock:89156
$0.374/pcsRFQ
1210Y1K20271GCT Image
  • Part#:1210Y1K20271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 1210
  • In Stock:81191
$0.29/pcsRFQ
0603Y0501P80DCT Image
  • Part#:0603Y0501P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 50V C0G/NP0 0603
  • In Stock:446430
$0.05/pcsRFQ
1812Y1K00103MER Image
  • Part#:1812Y1K00103MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1KV X7R 1812
  • In Stock:89999
$0.386/pcsRFQ
1812JA250220FCRPY2 Image
  • Part#:1812JA250220FCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1812
  • In Stock:29344
$1.313/pcsRFQ
2225J0160562KCR Image
  • Part#:2225J0160562KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 16V C0G/NP0 2225
  • In Stock:37820
$0.822/pcsRFQ
0805Y2502P20DUT Image
  • Part#:0805Y2502P20DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 250V C0G/NP0 0805
  • In Stock:128048
$0.178/pcsRFQ
2225J3K00822MXR Image
  • Part#:2225J3K00822MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 3KV X7R 2225
  • In Stock:37642
$1.013/pcsRFQ
1210J5000333MDR Image
  • Part#:1210J5000333MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 500V X7R 1210
  • In Stock:111038
$0.192/pcsRFQ
2220J5000120FCT Image
  • Part#:2220J5000120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 2220
  • In Stock:15238
$1.997/pcsRFQ
1210Y0100331JCT Image
  • Part#:1210Y0100331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V C0G/NP0 1210
  • In Stock:131487
$0.178/pcsRFQ
1825Y1K20152JCT Image
  • Part#:1825Y1K20152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.2KV C0G 1825
  • In Stock:58771
$0.652/pcsRFQ
1111J1500680JQT Image
  • Part#:1111J1500680JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 150V C0G/NP0 1111
  • In Stock:66221
$0.296/pcsRFQ
1812J0630470FFT Image
  • Part#:1812J0630470FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1812
  • In Stock:27666
$1.21/pcsRFQ
0805J0160392FCR Image
  • Part#:0805J0160392FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 0805
  • In Stock:76890
$0.312/pcsRFQ
1812Y2000103JFT Image
  • Part#:1812Y2000103JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V C0G 1812
  • In Stock:56477
$0.671/pcsRFQ
1210Y5000331MER Image
  • Part#:1210Y5000331MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 1210
  • In Stock:148059
$0.154/pcsRFQ
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