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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

1812Y6300182JAR Image
  • Part#:1812Y6300182JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V C0G/NP0 1812
  • In Stock:71381
$0.461/pcsRFQ
1206J0160330FCT Image
  • Part#:1206J0160330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1206
  • In Stock:69885
$0.287/pcsRFQ
0603Y2000120JFR Image
  • Part#:0603Y2000120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 0603
  • In Stock:256311
$0.079/pcsRFQ
1206J2500392JDT Image
  • Part#:1206J2500392JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V X7R 1206
  • In Stock:140315
$0.144/pcsRFQ
2225J0100101GCR Image
  • Part#:2225J0100101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 10V C0G/NP0 2225
  • In Stock:19841
$1.609/pcsRFQ
  • Part#:2220Y1K00391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:73694
$0.484/pcsRFQ
1808Y0500180KCT Image
  • Part#:1808Y0500180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1808
  • In Stock:158191
$0.141/pcsRFQ
2225Y0250821FCR Image
  • Part#:2225Y0250821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 2225
  • In Stock:11708
$3.341/pcsRFQ
0603Y0630111GQT Image
  • Part#:0603Y0630111GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 63V C0G/NP0 0603
  • In Stock:72439
$0.282/pcsRFQ
1812J0500820KFT Image
  • Part#:1812J0500820KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1812
  • In Stock:90622
$0.397/pcsRFQ
2220Y6300183KXR Image
  • Part#:2220Y6300183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 630V X7R 2220
  • In Stock:72905
$0.53/pcsRFQ
2225J0500561JFR Image
  • Part#:2225J0500561JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 2225
  • In Stock:28040
$1.263/pcsRFQ
0603J0630101JFR Image
  • Part#:0603J0630101JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 0603
  • In Stock:328603
$0.07/pcsRFQ
1812Y0500330GAR Image
  • Part#:1812Y0500330GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1812
  • In Stock:53775
$0.71/pcsRFQ
1206J0630822KFT Image
  • Part#:1206J0630822KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 63V C0G/NP0 1206
  • In Stock:91004
$0.206/pcsRFQ
0805Y0250680GCR Image
  • Part#:0805Y0250680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 0805
  • In Stock:216818
$0.094/pcsRFQ
1812J1000560JFT Image
  • Part#:1812J1000560JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 1812
  • In Stock:89079
$0.374/pcsRFQ
1812J0160474JXT Image
  • Part#:1812J0160474JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 16V X7R 1812
  • In Stock:81200
$0.425/pcsRFQ
0603J1000221MXT Image
  • Part#:0603J1000221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V X7R 0603
  • In Stock:425012
$0.044/pcsRFQ
1210J0250221JCT Image
  • Part#:1210J0250221JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 1210
  • In Stock:143348
$0.168/pcsRFQ
0805J0160123JDT Image
  • Part#:0805J0160123JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V X7R 0805
  • In Stock:183182
$0.117/pcsRFQ
1812J0630682FFT Image
  • Part#:1812J0630682FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 1812
  • In Stock:20305
$1.537/pcsRFQ
1812Y0500333JDT Image
  • Part#:1812Y0500333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1812
  • In Stock:67310
$0.533/pcsRFQ
2220Y5000183JXR Image
  • Part#:2220Y5000183JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V X7R 2220
  • In Stock:53197
$0.597/pcsRFQ
1210Y2000274JXR Image
  • Part#:1210Y2000274JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 200V X7R 1210
  • In Stock:84376
$0.376/pcsRFQ
2220J0630100GFR Image
  • Part#:2220J0630100GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 2220
  • In Stock:20164
$1.914/pcsRFQ
0603J0635P60DAR Image
  • Part#:0603J0635P60DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 63V C0G/NP0 0603
  • In Stock:305849
$0.072/pcsRFQ
1812J5000330FAT Image
  • Part#:1812J5000330FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 1812
  • In Stock:26359
$1.28/pcsRFQ
1825J2K00102KCR Image
  • Part#:1825J2K00102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV C0G/NP0 1825
  • In Stock:50741
$0.778/pcsRFQ
1210J2003P90CFR Image
  • Part#:1210J2003P90CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 1210
  • In Stock:67023
$0.36/pcsRFQ
1812J6300270FAT Image
  • Part#:1812J6300270FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 630V C0G/NP0 1812
  • In Stock:39947
$0.983/pcsRFQ
2225J2K00151FCT Image
  • Part#:2225J2K00151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV C0G/NP0 2225
  • In Stock:21842
$1.799/pcsRFQ
  • Part#:1825Y0500153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:40957
$0.801/pcsRFQ
1825Y1K50471JXT Image
  • Part#:1825Y1K50471JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 1.5KV X7R 1825
  • In Stock:50409
$0.727/pcsRFQ
0603Y0500331JDR Image
  • Part#:0603Y0500331JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V X7R 0603
  • In Stock:269501
$0.073/pcsRFQ
1206J0500222MDT Image
  • Part#:1206J0500222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 50V X7R 1206
  • In Stock:185572
$0.106/pcsRFQ
1825J0500273KXR Image
  • Part#:1825J0500273KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 50V X7R 1825
  • In Stock:44156
$0.677/pcsRFQ
1206J2500270KFR Image
  • Part#:1206J2500270KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1206
  • In Stock:178222
$0.114/pcsRFQ
1808Y1K00223MXT Image
  • Part#:1808Y1K00223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1KV X7R 1808
  • In Stock:103047
$0.224/pcsRFQ
0603J0100331JCT Image
  • Part#:0603J0100331JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V C0G/NP0 0603
  • In Stock:345943
$0.067/pcsRFQ
2225Y1K00181GFR Image
  • Part#:2225Y1K00181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 2225
  • In Stock:19215
$2.035/pcsRFQ
1210Y2000223MXR Image
  • Part#:1210Y2000223MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 1210
  • In Stock:137666
$0.146/pcsRFQ
1808J0634P70BCT Image
  • Part#:1808J0634P70BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 1808
  • In Stock:70023
$0.434/pcsRFQ
2220Y1000183JDT Image
  • Part#:2220Y1000183JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 2220
  • In Stock:26212
$1.292/pcsRFQ
1812Y2K50680FCR Image
  • Part#:1812Y2K50680FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 2.5KV C0G/NP0 1812
  • In Stock:44627
$0.831/pcsRFQ
  • Part#:1206Y300P700DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 1206
  • In Stock:135672
$0.149/pcsRFQ
0603J0500822JDR Image
  • Part#:0603J0500822JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V X7R 0603
  • In Stock:276881
$0.075/pcsRFQ
0603J010P560BCT Image
  • Part#:0603J010P560BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 10V C0G/NP0 0603
  • In Stock:196736
$0.12/pcsRFQ
1210Y0630472KFT Image
  • Part#:1210Y0630472KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V C0G/NP0 1210
  • In Stock:73365
$0.27/pcsRFQ
1812J1000152FFT Image
  • Part#:1812J1000152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1812
  • In Stock:22132
$1.397/pcsRFQ
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