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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

1808Y2500331JXT Image
  • Part#:1808Y2500331JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V X7R 1808
  • In Stock:132856
$0.159/pcsRFQ
1812J0630120KFR Image
  • Part#:1812J0630120KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1812
  • In Stock:91777
$0.418/pcsRFQ
0805Y2000430JUT Image
  • Part#:0805Y2000430JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 200V C0G/NP0 0805
  • In Stock:95141
$0.204/pcsRFQ
2220Y0100100GCR Image
  • Part#:2220Y0100100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 10V C0G/NP0 2220
  • In Stock:24211
$1.455/pcsRFQ
2225Y5K00471MXR Image
  • Part#:2225Y5K00471MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 5KV X7R 2225
  • In Stock:73085
$0.477/pcsRFQ
0805Y2000183MET Image
  • Part#:0805Y2000183MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 0805
  • In Stock:218930
$0.105/pcsRFQ
1210Y1K20470JCT Image
  • Part#:1210Y1K20470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.2KV C0G/NP0 1210
  • In Stock:165217
$0.134/pcsRFQ
1111Y2K08P20DQT Image
  • Part#:1111Y2K08P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 2000V C0G/NP0 1111
  • In Stock:60698
$0.327/pcsRFQ
2220J0630823MDR Image
  • Part#:2220J0630823MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V X7R 2220
  • In Stock:44899
$0.877/pcsRFQ
1210J0250562KXR Image
  • Part#:1210J0250562KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 1210
  • In Stock:130389
$0.144/pcsRFQ
2220J0160823GCT Image
  • Part#:2220J0160823GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V C0G/NP0 2220
  • In Stock:18534
$1.911/pcsRFQ
2220Y2000181GFT Image
  • Part#:2220Y2000181GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 2220
  • In Stock:15077
$2.323/pcsRFQ
2225Y2K00102JXR Image
  • Part#:2225Y2K00102JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 2KV X7R 2225
  • In Stock:40797
$0.891/pcsRFQ
1812Y1K00122GCT Image
  • Part#:1812Y1K00122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 1812
  • In Stock:50926
$0.633/pcsRFQ
1812Y1K20271FCR Image
  • Part#:1812Y1K20271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 1812
  • In Stock:37314
$0.851/pcsRFQ
0805J0500820JCT Image
  • Part#:0805J0500820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 0805
  • In Stock:377984
$0.058/pcsRFQ
2225Y1000473JXT Image
  • Part#:2225Y1000473JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 100V X7R 2225
  • In Stock:34688
$0.929/pcsRFQ
2220J1K00221JXR Image
  • Part#:2220J1K00221JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV X7R 2220
  • In Stock:56082
$0.614/pcsRFQ
2220Y1K50470FCT Image
  • Part#:2220Y1K50470FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.5KV C0G/NP0 2220
  • In Stock:20739
$1.808/pcsRFQ
1206J2502P70BQT Image
  • Part#:1206J2502P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 250V C0G/NP0 1206
  • In Stock:106519
$0.222/pcsRFQ
  • Part#:0603Y0160472KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 16V X7R 0603
  • In Stock:357058
$0.061/pcsRFQ
0805Y2000180FAR Image
  • Part#:0805Y2000180FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 0805
  • In Stock:64563
$0.293/pcsRFQ
  • Part#:0805Y0160121JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 0805
  • In Stock:309093
$0.073/pcsRFQ
  • Part#:1825Y2K00122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:47053
$0.659/pcsRFQ
1206J2500181GFR Image
  • Part#:1206J2500181GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 1206
  • In Stock:91544
$0.24/pcsRFQ
1808J0500684MXT Image
  • Part#:1808J0500684MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 50V X7R 1808
  • In Stock:95942
$0.227/pcsRFQ
1210Y2500183KXR Image
  • Part#:1210Y2500183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 1210
  • In Stock:153924
$0.15/pcsRFQ
2225Y1000821FFT Image
  • Part#:2225Y1000821FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V C0G/NP0 2225
  • In Stock:7525
$5.121/pcsRFQ
0603Y0630391MXT Image
  • Part#:0603Y0630391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V X7R 0603
  • In Stock:506958
$0.047/pcsRFQ
0505Y0632P00HQT Image
  • Part#:0505Y0632P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 63V C0G/NP0 0505
  • In Stock:55287
$0.358/pcsRFQ
1812J5000180KAR Image
  • Part#:1812J5000180KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1812
  • In Stock:58017
$0.359/pcsRFQ
2220J1K50151FCT Image
  • Part#:2220J1K50151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.5KV C0G/NP0 2220
  • In Stock:20543
$1.633/pcsRFQ
1808JA250102KCRSP Image
  • Part#:1808JA250102KCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V C0G/NP0 1808
  • In Stock:95427
$0.359/pcsRFQ
1812J0500404MXRE03 Image
  • Part#:1812J0500404MXRE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.4UF 50V X7R 1812
  • In Stock:46222
$0.82/pcsRFQ
1210J0250272KDT Image
  • Part#:1210J0250272KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 1210
  • In Stock:98850
$0.226/pcsRFQ
2225Y0250104FCT Image
  • Part#:2225Y0250104FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 25V C0G/NP0 2225
  • In Stock:6752
$4.983/pcsRFQ
2225Y2500273MXR Image
  • Part#:2225Y2500273MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 250V X7R 2225
  • In Stock:43942
$0.74/pcsRFQ
0505J2501P30HQT Image
  • Part#:0505J2501P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 250V C0G/NP0 0505
  • In Stock:80912
$0.287/pcsRFQ
1210J1000272JDR Image
  • Part#:1210J1000272JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 1210
  • In Stock:83290
$0.26/pcsRFQ
1808J2000822JXR Image
  • Part#:1808J2000822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 200V X7R 1808
  • In Stock:161575
$0.148/pcsRFQ
2220J6300561KCR Image
  • Part#:2220J6300561KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V C0G/NP0 2220
  • In Stock:64360
$0.477/pcsRFQ
1825Y5K00152JXR Image
  • Part#:1825Y5K00152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 5KV X7R 1825
  • In Stock:63667
$0.544/pcsRFQ
1111J5003P60HUT Image
  • Part#:1111J5003P60HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 500V C0G/NP0 1111
  • In Stock:5578
 RFQ
1210J5000122FCR Image
  • Part#:1210J5000122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 500V C0G/NP0 1210
  • In Stock:78777
$0.463/pcsRFQ
1812Y2000120GAT Image
  • Part#:1812Y2000120GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1812
  • In Stock:39766
$0.932/pcsRFQ
1825Y0100184MXR Image
  • Part#:1825Y0100184MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 10V X7R 1825
  • In Stock:44689
$0.737/pcsRFQ
1210J0160123FFT Image
  • Part#:1210J0160123FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 1210
  • In Stock:31673
$1.157/pcsRFQ
1210Y0500821JFT Image
  • Part#:1210Y0500821JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 50V C0G/NP0 1210
  • In Stock:82683
$0.26/pcsRFQ
1808J2000272GCR Image
  • Part#:1808J2000272GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 1808
  • In Stock:69733
$0.306/pcsRFQ
1812J0250153KFR Image
  • Part#:1812J0250153KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1812
  • In Stock:80689
$0.455/pcsRFQ
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