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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

1808Y1K00682KDT Image
  • Part#:1808Y1K00682KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1KV X7R 1808
  • In Stock:93252
$0.25/pcsRFQ
1812Y1K00271KER Image
  • Part#:1812Y1K00271KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV X7R 1812
  • In Stock:81317
$0.433/pcsRFQ
0505J1000820KQT Image
  • Part#:0505J1000820KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 0505
  • In Stock:109938
$0.183/pcsRFQ
2220J2000822GFR Image
  • Part#:2220J2000822GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V C0G/NP0 2220
  • In Stock:16686
$2.146/pcsRFQ
0805Y0160123MXT Image
  • Part#:0805Y0160123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V X7R 0805
  • In Stock:343375
$0.07/pcsRFQ
2225J1K50152MXR Image
  • Part#:2225J1K50152MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.5KV X7R 2225
  • In Stock:45217
$0.727/pcsRFQ
1206J6304P70BCR Image
  • Part#:1206J6304P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 630V C0G/NP0 1206
  • In Stock:80369
$0.283/pcsRFQ
2220Y0160152GFR Image
  • Part#:2220Y0160152GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 2220
  • In Stock:16127
$1.993/pcsRFQ
0603J0160391GFT Image
  • Part#:0603J0160391GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 0603
  • In Stock:153042
$0.149/pcsRFQ
1812JA250221KCTPY2 Image
  • Part#:1812JA250221KCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1812
  • In Stock:75916
$0.455/pcsRFQ
2225Y6300151FCT Image
  • Part#:2225Y6300151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 2225
  • In Stock:11338
$2.769/pcsRFQ
1808Y0500681GCT Image
  • Part#:1808Y0500681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 1808
  • In Stock:110165
$0.206/pcsRFQ
0603J1002P20DCT Image
  • Part#:0603J1002P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 100V C0G/NP0 0603
  • In Stock:482209
$0.049/pcsRFQ
1825J1000683MXR Image
  • Part#:1825J1000683MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 100V X7R 1825
  • In Stock:47010
$0.66/pcsRFQ
  • Part#:2225Y1K00220FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:14478
$2.528/pcsRFQ
2225Y5000680KFR Image
  • Part#:2225Y5000680KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V C0G/NP0 2225
  • In Stock:29850
$1.098/pcsRFQ
2225J0160393MDT Image
  • Part#:2225J0160393MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 2225
  • In Stock:38276
$0.924/pcsRFQ
1825J0250682KCT Image
  • Part#:1825J0250682KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1825
  • In Stock:45792
$0.703/pcsRFQ
2225Y0160151JCT Image
  • Part#:2225Y0160151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 16V C0G/NP0 2225
  • In Stock:28599
$1.064/pcsRFQ
0805J6302P20DCT Image
  • Part#:0805J6302P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 630V C0G/NP0 0805
  • In Stock:353905
$0.054/pcsRFQ
1812J2000821FAT Image
  • Part#:1812J2000821FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1812
  • In Stock:22151
$1.445/pcsRFQ
0805Y1000561KFT Image
  • Part#:0805Y1000561KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 0805
  • In Stock:216206
$0.106/pcsRFQ
0603J2000101KFT Image
  • Part#:0603J2000101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 0603
  • In Stock:268104
$0.081/pcsRFQ
1210Y6300151GAR Image
  • Part#:1210Y6300151GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 630V C0G/NP0 1210
  • In Stock:57910
$0.324/pcsRFQ
0805Y0252P70BFT Image
  • Part#:0805Y0252P70BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 25V C0G/NP0 0805
  • In Stock:84770
$0.281/pcsRFQ
2225J5000272JCT Image
  • Part#:2225J5000272JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V C0G/NP0 2225
  • In Stock:53927
$0.706/pcsRFQ
1210Y1000272GCR Image
  • Part#:1210Y1000272GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1210
  • In Stock:72511
$0.322/pcsRFQ
1812J1K00272KXR Image
  • Part#:1812J1K00272KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1KV X7R 1812
  • In Stock:92233
$0.245/pcsRFQ
0805J0630331KFR Image
  • Part#:0805J0630331KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 0805
  • In Stock:311134
$0.077/pcsRFQ
2225J0160820JCT Image
  • Part#:2225J0160820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 2225
  • In Stock:41115
$0.924/pcsRFQ
1812J1K00330GCT Image
  • Part#:1812J1K00330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 1812
  • In Stock:66111
$0.456/pcsRFQ
1808Y0630221KXR Image
  • Part#:1808Y0630221KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 1808
  • In Stock:151125
$0.13/pcsRFQ
  • Part#:1825Y6300153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:50357
$0.674/pcsRFQ
1808J5000330FCR Image
  • Part#:1808J5000330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 1808
  • In Stock:84363
$0.416/pcsRFQ
1812Y1000271KAR Image
  • Part#:1812Y1000271KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 100V C0G/NP0 1812
  • In Stock:89028
$0.434/pcsRFQ
1808Y0160182JCT Image
  • Part#:1808Y0160182JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 1808
  • In Stock:149533
$0.133/pcsRFQ
2225Y0160395KDR Image
  • Part#:2225Y0160395KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9UF 16V X7R 2225
  • In Stock:18158
$1.923/pcsRFQ
2220J1K20562MXT Image
  • Part#:2220J1K20562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1.2KV X7R 2220
  • In Stock:81500
$0.424/pcsRFQ
0603J2500390KFR Image
  • Part#:0603J2500390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0603
  • In Stock:294550
$0.075/pcsRFQ
1210Y2500151JCR Image
  • Part#:1210Y2500151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1210
  • In Stock:136160
$0.171/pcsRFQ
1808Y0160564KXR Image
  • Part#:1808Y0160564KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 16V X7R 1808
  • In Stock:109943
$0.194/pcsRFQ
2220J5000683KDR Image
  • Part#:2220J5000683KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 500V X7R 2220
  • In Stock:53131
$0.689/pcsRFQ
0603Y1000121JFT Image
  • Part#:0603Y1000121JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 0603
  • In Stock:243323
$0.085/pcsRFQ
0805Y0160392FFT Image
  • Part#:0805Y0160392FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 0805
  • In Stock:78916
$0.499/pcsRFQ
0603J0630131FQT Image
  • Part#:0603J0630131FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 63V C0G/NP0 0603
  • In Stock:67533
$0.307/pcsRFQ
0603Y0630331JDR Image
  • Part#:0603Y0630331JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V X7R 0603
  • In Stock:257628
$0.075/pcsRFQ
1825Y1K00152JXT Image
  • Part#:1825Y1K00152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV X7R 1825
  • In Stock:46325
$0.762/pcsRFQ
1206J5000121MDT Image
  • Part#:1206J5000121MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V X7R 1206
  • In Stock:211996
$0.103/pcsRFQ
1808J0634P70DCT Image
  • Part#:1808J0634P70DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 1808
  • In Stock:128242
$0.148/pcsRFQ
2225Y1K50391FCT Image
  • Part#:2225Y1K50391FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.5KV C0G/NP0 2225
  • In Stock:14121
$2.448/pcsRFQ
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