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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

1812Y0250332GCT Image
  • Part#:1812Y0250332GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 1812
  • In Stock:55401
$0.581/pcsRFQ
0805Y1501P70HQT Image
  • Part#:0805Y1501P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.7PF 150V C0G/NP0 0805
  • In Stock:72343
$0.305/pcsRFQ
1812J1K20821KCT Image
  • Part#:1812J1K20821KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.2KV C0G/NP0 1812
  • In Stock:78235
$0.269/pcsRFQ
1206Y5000102JET Image
  • Part#:1206Y5000102JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V X7R 1206
  • In Stock:174506
$0.13/pcsRFQ
1210J1K50560FCT Image
  • Part#:1210J1K50560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1.5KV C0G/NP0 1210
  • In Stock:70376
$0.422/pcsRFQ
1210Y0500820FCT Image
  • Part#:1210Y0500820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1210
  • In Stock:62487
$0.607/pcsRFQ
1206J0630560KAR Image
  • Part#:1206J0630560KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 1206
  • In Stock:208065
$0.106/pcsRFQ
0805J3000330JQT Image
  • Part#:0805J3000330JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 300V C0G/NP0 0805
  • In Stock:119879
$0.186/pcsRFQ
1812J1K50330KCT Image
  • Part#:1812J1K50330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1.5KV C0G/NP0 1812
  • In Stock:72125
$0.272/pcsRFQ
0603Y0638P20BFR Image
  • Part#:0603Y0638P20BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 0603
  • In Stock:91533
$0.218/pcsRFQ
1206Y0630681GFR Image
  • Part#:1206Y0630681GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 1206
  • In Stock:83507
$0.24/pcsRFQ
1825Y6300821JXT Image
  • Part#:1825Y6300821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V X7R 1825
  • In Stock:38656
$0.839/pcsRFQ
1808Y1000822JXT Image
  • Part#:1808Y1000822JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V X7R 1808
  • In Stock:124210
$0.162/pcsRFQ
1210J0250182GCT Image
  • Part#:1210J0250182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 25V C0G/NP0 1210
  • In Stock:62766
$0.311/pcsRFQ
1812Y0630470KCR Image
  • Part#:1812Y0630470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1812
  • In Stock:73905
$0.271/pcsRFQ
2225J5000330JCT Image
  • Part#:2225J5000330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 2225
  • In Stock:55493
$0.696/pcsRFQ
1825J2K00562MXR Image
  • Part#:1825J2K00562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 2KV X7R 1825
  • In Stock:70751
$0.547/pcsRFQ
1206Y0630152MET Image
  • Part#:1206Y0630152MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V X7R 1206
  • In Stock:206319
$0.107/pcsRFQ
0805J5000180GAR Image
  • Part#:0805J5000180GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 0805
  • In Stock:179840
$0.126/pcsRFQ
2220J0100103FCR Image
  • Part#:2220J0100103FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 10V C0G/NP0 2220
  • In Stock:14431
$2.59/pcsRFQ
1808Y0160821FFR Image
  • Part#:1808Y0160821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 16V C0G/NP0 1808
  • In Stock:63739
$0.558/pcsRFQ
2225Y1K20823KXT Image
  • Part#:2225Y1K20823KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 1.2KV X7R 2225
  • In Stock:29850
$1.233/pcsRFQ
1206J2K0P800BQT Image
  • Part#:1206J2K0P800BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 2KV C0G/NP0 1206
  • In Stock:129595
$0.186/pcsRFQ
1812Y0500153KDT Image
  • Part#:1812Y0500153KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 1812
  • In Stock:72066
$0.426/pcsRFQ
1206J0630274MDR Image
  • Part#:1206J0630274MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 63V X7R 1206
  • In Stock:135284
$0.157/pcsRFQ
1206J0630563KDR Image
  • Part#:1206J0630563KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 63V X7R 1206
  • In Stock:177034
$0.121/pcsRFQ
1210J0160391GCR Image
  • Part#:1210J0160391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 1210
  • In Stock:66083
$0.284/pcsRFQ
0805J0630220KQT Image
  • Part#:0805J0630220KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 0805
  • In Stock:126880
$0.162/pcsRFQ
0805J0630272KFT Image
  • Part#:0805J0630272KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 0805
  • In Stock:152451
$0.133/pcsRFQ
0603Y0160103KDT Image
  • Part#:0603Y0160103KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 16V X7R 0603
  • In Stock:235646
$0.08/pcsRFQ
1808J0250120KFT Image
  • Part#:1808J0250120KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1808
  • In Stock:94092
$0.204/pcsRFQ
1210J1000120GAT Image
  • Part#:1210J1000120GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 100V C0G/NP0 1210
  • In Stock:74223
$0.441/pcsRFQ
2220Y0500124FCR Image
  • Part#:2220Y0500124FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V C0G/NP0 2220
  • In Stock:6748
$5.061/pcsRFQ
1812J0250821KFT Image
  • Part#:1812J0250821KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 1812
  • In Stock:84739
$0.371/pcsRFQ
1206Y2000473JXR Image
  • Part#:1206Y2000473JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 200V X7R 1206
  • In Stock:128989
$0.146/pcsRFQ
1206J2000120KFT Image
  • Part#:1206J2000120KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1206
  • In Stock:199973
$0.117/pcsRFQ
1111J5000111GQT Image
  • Part#:1111J5000111GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 500V C0G/NP0 1111
  • In Stock:52798
$0.584/pcsRFQ
0603Y0630470JCT Image
  • Part#:0603Y0630470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0603
  • In Stock:374494
$0.051/pcsRFQ
2225Y2000151GCT Image
  • Part#:2225Y2000151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 2225
  • In Stock:21541
$1.689/pcsRFQ
1812JA250220KCRSY2 Image
  • Part#:1812JA250220KCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1812
  • In Stock:80713
$0.298/pcsRFQ
2225Y1K50560FCT Image
  • Part#:2225Y1K50560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1.5KV C0G/NP0 2225
  • In Stock:14490
$2.459/pcsRFQ
2225J0250821JCT Image
  • Part#:2225J0250821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 2225
  • In Stock:36066
$0.846/pcsRFQ
1210Y6300561KAR Image
  • Part#:1210Y6300561KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V C0G/NP0 1210
  • In Stock:117579
$0.185/pcsRFQ
1812Y0160155JDT Image
  • Part#:1812Y0160155JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 1812
  • In Stock:38937
$0.871/pcsRFQ
1825J0160152JCT Image
  • Part#:1825J0160152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 1825
  • In Stock:43199
$0.739/pcsRFQ
1206J1000181KCT Image
  • Part#:1206J1000181KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 1206
  • In Stock:246577
$0.082/pcsRFQ
1210Y1K00331MXR Image
  • Part#:1210Y1K00331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1KV X7R 1210
  • In Stock:207863
$0.104/pcsRFQ
0805Y6300561MXR Image
  • Part#:0805Y6300561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 630V X7R 0805
  • In Stock:392669
$0.048/pcsRFQ
0805J0630151FQT Image
  • Part#:0805J0630151FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 63V C0G/NP0 0805
  • In Stock:55079
$0.59/pcsRFQ
1210J0100391GCR Image
  • Part#:1210J0100391GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V C0G/NP0 1210
  • In Stock:68610
$0.28/pcsRFQ
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