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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

2225J6300472JXR Image
  • Part#:2225J6300472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 630V X7R 2225
  • In Stock:35821
$0.918/pcsRFQ
1206J0160392KCR Image
  • Part#:1206J0160392KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 1206
  • In Stock:197951
$0.11/pcsRFQ
1825J5000220GCT Image
  • Part#:1825J5000220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 500V C0G/NP0 1825
  • In Stock:32543
$1.098/pcsRFQ
1808Y2K50470KCR Image
  • Part#:1808Y2K50470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2.5KV C0G/NP0 1808
  • In Stock:148705
$0.138/pcsRFQ
0805Y1000300FQT Image
  • Part#:0805Y1000300FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 100V C0G/NP0 0805
  • In Stock:59198
$0.526/pcsRFQ
1206Y0168P20DCT Image
  • Part#:1206Y0168P20DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 1206
  • In Stock:290584
$0.081/pcsRFQ
1206J2000120JFR Image
  • Part#:1206J2000120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1206
  • In Stock:182274
$0.122/pcsRFQ
1210Y0500332MXT Image
  • Part#:1210Y0500332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 50V X7R 1210
  • In Stock:143195
$0.145/pcsRFQ
2225J1000563JFR Image
  • Part#:2225J1000563JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 100V C0G 2225
  • In Stock:17176
$2.164/pcsRFQ
2220Y0100271KCR Image
  • Part#:2220Y0100271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 10V C0G/NP0 2220
  • In Stock:44243
$0.815/pcsRFQ
1111Y1K00221FQT Image
  • Part#:1111Y1K00221FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 1111
  • In Stock:22891
$1.661/pcsRFQ
0603J0630470FAR Image
  • Part#:0603J0630470FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0603
  • In Stock:88745
$0.242/pcsRFQ
0505Y300P500HQT Image
  • Part#:0505Y300P500HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 300V C0G/NP0 0505
  • In Stock:67737
$0.296/pcsRFQ
2220J0160392KCR Image
  • Part#:2220J0160392KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 2220
  • In Stock:51834
$0.643/pcsRFQ
1812J6300471FCR Image
  • Part#:1812J6300471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1812
  • In Stock:52209
$0.636/pcsRFQ
1210Y0500470GCR Image
  • Part#:1210Y0500470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1210
  • In Stock:72606
$0.29/pcsRFQ
1812Y2000104JXR Image
  • Part#:1812Y2000104JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 200V X7R 1812
  • In Stock:97486
$0.378/pcsRFQ
0805J1000561FAR Image
  • Part#:0805J1000561FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 100V C0G/NP0 0805
  • In Stock:60762
$0.352/pcsRFQ
1812Y5000472MET Image
  • Part#:1812Y5000472MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 500V X7R 1812
  • In Stock:91907
$0.402/pcsRFQ
1206J1000220KCT Image
  • Part#:1206J1000220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 1206
  • In Stock:268557
$0.081/pcsRFQ
  • Part#:0603Y0160181GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 0603
  • In Stock:196459
$0.095/pcsRFQ
1808J2000123JXT Image
  • Part#:1808J2000123JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 1808
  • In Stock:133728
$0.163/pcsRFQ
1210Y0630272JCR Image
  • Part#:1210Y0630272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 1210
  • In Stock:118891
$0.172/pcsRFQ
1812J0160822KXT Image
  • Part#:1812J0160822KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V X7R 1812
  • In Stock:78684
$0.262/pcsRFQ
1206Y1K00102JXT Image
  • Part#:1206Y1K00102JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 1206
  • In Stock:217478
$0.108/pcsRFQ
1210J0630390JFT Image
  • Part#:1210J0630390JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 1210
  • In Stock:74140
$0.259/pcsRFQ
1206Y1000821MXT Image
  • Part#:1206Y1000821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V X7R 1206
  • In Stock:279826
$0.077/pcsRFQ
1210Y1K20221JCT Image
  • Part#:1210Y1K20221JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV C0G/NP0 1210
  • In Stock:133023
$0.154/pcsRFQ
0603Y1508P20DQT Image
  • Part#:0603Y1508P20DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 150V C0G/NP0 0603
  • In Stock:189078
$0.104/pcsRFQ
0603J050P470CCR Image
  • Part#:0603J050P470CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 50V C0G/NP0 0603
  • In Stock:345753
$0.069/pcsRFQ
1812J0250180FCR Image
  • Part#:1812J0250180FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 25V C0G/NP0 1812
  • In Stock:30094
$1.083/pcsRFQ
1808Y2500153JXR Image
  • Part#:1808Y2500153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 1808
  • In Stock:130697
$0.155/pcsRFQ
2225Y0100121GCR Image
  • Part#:2225Y0100121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 10V C0G/NP0 2225
  • In Stock:19261
$1.849/pcsRFQ
2220Y0630390GCR Image
  • Part#:2220Y0630390GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 2220
  • In Stock:24853
$1.393/pcsRFQ
1210Y0504P70CAR Image
  • Part#:1210Y0504P70CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 1210
  • In Stock:64660
$0.36/pcsRFQ
1808J0250333KCR Image
  • Part#:1808J0250333KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V C0G/NP0 1808
  • In Stock:67752
$0.29/pcsRFQ
1808J0160274KXR Image
  • Part#:1808J0160274KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 1808
  • In Stock:93415
$0.201/pcsRFQ
  • Part#:1812J6300392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:85827
$0.241/pcsRFQ
1812Y2500104KDR Image
  • Part#:1812Y2500104KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 250V X7R 1812
  • In Stock:75957
$0.461/pcsRFQ
2225J0630104KXR Image
  • Part#:2225J0630104KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V X7R 2225
  • In Stock:62132
$0.636/pcsRFQ
1825J2500562FCR Image
  • Part#:1825J2500562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V C0G/NP0 1825
  • In Stock:12130
$3.11/pcsRFQ
1812J0160120JFR Image
  • Part#:1812J0160120JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 1812
  • In Stock:67645
$0.441/pcsRFQ
1111J2K02P10CQT Image
  • Part#:1111J2K02P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 2000V C0G/NP0 1111
  • In Stock:72123
$0.291/pcsRFQ
1206J050P600HQT Image
  • Part#:1206J050P600HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 50V C0G/NP0 1206
  • In Stock:64715
$0.302/pcsRFQ
1825Y0630393JCR Image
  • Part#:1825Y0630393JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 63V C0G/NP0 1825
  • In Stock:29818
$1.023/pcsRFQ
1812J0250181JCR Image
  • Part#:1812J0250181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1812
  • In Stock:78652
$0.257/pcsRFQ
1812J0250682MXR Image
  • Part#:1812J0250682MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V X7R 1812
  • In Stock:85992
$0.245/pcsRFQ
1206Y1K20821MXR Image
  • Part#:1206Y1K20821MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.2KV X7R 1206
  • In Stock:332533
$0.068/pcsRFQ
1808J0256P80DCR Image
  • Part#:1808J0256P80DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 25V C0G/NP0 1808
  • In Stock:168424
$0.128/pcsRFQ
2225J0630334KXR Image
  • Part#:2225J0630334KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 2225
  • In Stock:45481
$0.767/pcsRFQ
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