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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

0805J2500181KXT Image
  • Part#:0805J2500181KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 0805
  • In Stock:302427
$0.068/pcsRFQ
1808J0630101KFR Image
  • Part#:1808J0630101KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 1808
  • In Stock:138721
$0.158/pcsRFQ
2225J5000103KCT Image
  • Part#:2225J5000103KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 500V C0G 2225
  • In Stock:28924
$1.039/pcsRFQ
2225Y1000682KFR Image
  • Part#:2225Y1000682KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V C0G/NP0 2225
  • In Stock:27094
$1.326/pcsRFQ
1812Y0100390FCT Image
  • Part#:1812Y0100390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 10V C0G/NP0 1812
  • In Stock:32517
$1/pcsRFQ
2220Y1000270FCR Image
  • Part#:2220Y1000270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 2220
  • In Stock:13638
$2.701/pcsRFQ
0805Y0632P20CAT Image
  • Part#:0805Y0632P20CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 63V C0G/NP0 0805
  • In Stock:137011
$0.137/pcsRFQ
  • Part#:0603J0638P20BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 0603
  • In Stock:117103
$0.182/pcsRFQ
1812Y2000101JAR Image
  • Part#:1812Y2000101JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 200V C0G/NP0 1812
  • In Stock:65774
$0.467/pcsRFQ
1808Y5000180KCR Image
  • Part#:1808Y5000180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1808
  • In Stock:135347
$0.147/pcsRFQ
1206J2000180FQT Image
  • Part#:1206J2000180FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 200V C0G/NP0 1206
  • In Stock:32647
$0.936/pcsRFQ
2220J5K00150FCT Image
  • Part#:2220J5K00150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 5KV C0G/NP0 2220
  • In Stock:25329
$1.291/pcsRFQ
2225Y5K00100KCR Image
  • Part#:2225Y5K00100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 5KV C0G/NP0 2225
  • In Stock:68783
$0.464/pcsRFQ
1210Y5000182KFR Image
  • Part#:1210Y5000182KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 1210
  • In Stock:117358
$0.191/pcsRFQ
1825Y0100273MXR Image
  • Part#:1825Y0100273MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 10V X7R 1825
  • In Stock:52838
$0.691/pcsRFQ
1825Y1K50562MXR Image
  • Part#:1825Y1K50562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1.5KV X7R 1825
  • In Stock:61703
$0.522/pcsRFQ
0805Y2001P00CAR Image
  • Part#:0805Y2001P00CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 200V C0G/NP0 0805
  • In Stock:144043
$0.136/pcsRFQ
1812J6K00330GCR Image
  • Part#:1812J6K00330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 6KV C0G/NP0 1812
  • In Stock:63066
$0.307/pcsRFQ
0603Y2000820GCT Image
  • Part#:0603Y2000820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 0603
  • In Stock:199669
$0.101/pcsRFQ
1812J5000472FFT Image
  • Part#:1812J5000472FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V C0G/NP0 1812
  • In Stock:30864
$1.236/pcsRFQ
1206Y0630910JQT Image
  • Part#:1206Y0630910JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 63V C0G/NP0 1206
  • In Stock:122350
$0.197/pcsRFQ
0805J1K06P80DCR Image
  • Part#:0805J1K06P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1KV C0G/NP0 0805
  • In Stock:439167
$0.052/pcsRFQ
1812J1K00152KFR Image
  • Part#:1812J1K00152KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 1812
  • In Stock:86315
$0.41/pcsRFQ
2220Y5K00270KCR Image
  • Part#:2220Y5K00270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 5KV C0G/NP0 2220
  • In Stock:78412
$0.279/pcsRFQ
  • Part#:1825J2000561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:41260
$0.745/pcsRFQ
2225J0500563GFT Image
  • Part#:2225J0500563GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V C0G/NP0 2225
  • In Stock:10485
$3.433/pcsRFQ
1111Y2500430JQT Image
  • Part#:1111Y2500430JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 250V C0G/NP0 1111
  • In Stock:62804
$0.326/pcsRFQ
2225Y5K00680KCT Image
  • Part#:2225Y5K00680KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 5KV C0G/NP0 2225
  • In Stock:83016
$0.44/pcsRFQ
1812J6300122KCT Image
  • Part#:1812J6300122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 630V C0G/NP0 1812
  • In Stock:87588
$0.271/pcsRFQ
  • Part#:2225Y0100334MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:45823
$0.679/pcsRFQ
2225J0250270JCT Image
  • Part#:2225J0250270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 25V C0G/NP0 2225
  • In Stock:34171
$0.912/pcsRFQ
1825Y0630181GCR Image
  • Part#:1825Y0630181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 1825
  • In Stock:20464
$1.568/pcsRFQ
1825J3K00680GCR Image
  • Part#:1825J3K00680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 3KV C0G/NP0 1825
  • In Stock:31229
$1.078/pcsRFQ
  • Part#:0505J2000240KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 200V C0G/NP0 0505
  • In Stock:119555
$0.163/pcsRFQ
1206J0250390GFT Image
  • Part#:1206J0250390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 25V C0G/NP0 1206
  • In Stock:123984
$0.172/pcsRFQ
1812J1000121KFR Image
  • Part#:1812J1000121KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1812
  • In Stock:53602
$0.356/pcsRFQ
1812J0630220KCR Image
  • Part#:1812J0630220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 1812
  • In Stock:81798
$0.244/pcsRFQ
0603J1000270GAR Image
  • Part#:0603J1000270GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 0603
  • In Stock:169074
$0.123/pcsRFQ
1206Y1K00271KFR Image
  • Part#:1206Y1K00271KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1KV C0G/NP0 1206
  • In Stock:173338
$0.137/pcsRFQ
2225Y3K00100FCR Image
  • Part#:2225Y3K00100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 3KV C0G/NP0 2225
  • In Stock:16476
$2.159/pcsRFQ
1206Y1K08P20CAT Image
  • Part#:1206Y1K08P20CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 1KV C0G/NP0 1206
  • In Stock:84656
$0.222/pcsRFQ
0603Y2500181MDR Image
  • Part#:0603Y2500181MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 0603
  • In Stock:362490
$0.06/pcsRFQ
0805Y2000392KXR Image
  • Part#:0805Y2000392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 200V X7R 0805
  • In Stock:340177
$0.063/pcsRFQ
1111Y5000181GQT Image
  • Part#:1111Y5000181GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1111
  • In Stock:44505
$0.679/pcsRFQ
1210Y0160104MXT Image
  • Part#:1210Y0160104MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 1210
  • In Stock:128724
$0.153/pcsRFQ
0805Y0160120GFR Image
  • Part#:0805Y0160120GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 0805
  • In Stock:173138
$0.14/pcsRFQ
0505J1000910KQT Image
  • Part#:0505J1000910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 100V C0G/NP0 0505
  • In Stock:110539
$0.179/pcsRFQ
0603J0500470JCT Image
  • Part#:0603J0500470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 0603
  • In Stock:389259
$0.049/pcsRFQ
1808Y1K00122KCT Image
  • Part#:1808Y1K00122KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 1808
  • In Stock:106781
$0.225/pcsRFQ
0603J0500271JDR Image
  • Part#:0603J0500271JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V X7R 0603
  • In Stock:302382
$0.076/pcsRFQ
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