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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

1812Y6300180JCR Image
  • Part#:1812Y6300180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1812
  • In Stock:91170
$0.263/pcsRFQ
0805Y0501P20DFT Image
  • Part#:0805Y0501P20DFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 50V C0G/NP0 0805
  • In Stock:265265
$0.083/pcsRFQ
1210Y0250154KDT Image
  • Part#:1210Y0250154KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 25V X7R 1210
  • In Stock:96007
$0.248/pcsRFQ
1812J6300271GCR Image
  • Part#:1812J6300271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V C0G/NP0 1812
  • In Stock:59393
$0.33/pcsRFQ
  • Part#:0603J2002P70CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:268925
$0.083/pcsRFQ
1812Y5000562MET Image
  • Part#:1812Y5000562MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 500V X7R 1812
  • In Stock:85393
$0.416/pcsRFQ
0603Y2001P50BFT Image
  • Part#:0603Y2001P50BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 200V C0G/NP0 0603
  • In Stock:100414
$0.227/pcsRFQ
1210Y2500472KXT Image
  • Part#:1210Y2500472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 250V X7R 1210
  • In Stock:122691
$0.16/pcsRFQ
1206J1000391FQT Image
  • Part#:1206J1000391FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 100V C0G/NP0 1206
  • In Stock:31730
$1.063/pcsRFQ
1206J2000181GQT Image
  • Part#:1206J2000181GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1206
  • In Stock:66384
$0.329/pcsRFQ
0805J1000560JAR Image
  • Part#:0805J1000560JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 0805
  • In Stock:300785
$0.078/pcsRFQ
1808J0160332JXR Image
  • Part#:1808J0160332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V X7R 1808
  • In Stock:171869
$0.121/pcsRFQ
0603J3000220FQT Image
  • Part#:0603J3000220FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 300V C0G/NP0 0603
  • In Stock:77229
$0.28/pcsRFQ
0603J0100332JXT Image
  • Part#:0603J0100332JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V X7R 0603
  • In Stock:366516
$0.057/pcsRFQ
1812Y0250221GFR Image
  • Part#:1812Y0250221GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 25V C0G/NP0 1812
  • In Stock:48859
$0.771/pcsRFQ
1812J0500120KCR Image
  • Part#:1812J0500120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 1812
  • In Stock:70312
$0.276/pcsRFQ
1812Y1000222KCT Image
  • Part#:1812Y1000222KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1812
  • In Stock:72251
$0.307/pcsRFQ
0603J1000220JAT Image
  • Part#:0603J1000220JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 100V C0G/NP0 0603
  • In Stock:309773
$0.074/pcsRFQ
1206J0250103JFT Image
  • Part#:1206J0250103JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V C0G/NP0 1206
  • In Stock:105956
$0.19/pcsRFQ
0805J0250122FFT Image
  • Part#:0805J0250122FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 0805
  • In Stock:92307
$0.393/pcsRFQ
1808J2500221KDR Image
  • Part#:1808J2500221KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V X7R 1808
  • In Stock:147280
$0.164/pcsRFQ
0603Y0160561GFT Image
  • Part#:0603Y0160561GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 0603
  • In Stock:120973
$0.166/pcsRFQ
  • Part#:0805J2000221KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V X7R 0805
  • In Stock:279035
$0.071/pcsRFQ
0805J2500270GCR Image
  • Part#:0805J2500270GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 0805
  • In Stock:240945
$0.096/pcsRFQ
2225J0500823JDR Image
  • Part#:2225J0500823JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 50V X7R 2225
  • In Stock:32012
$1.203/pcsRFQ
2225J1000154KXT Image
  • Part#:2225J1000154KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 2225
  • In Stock:51747
$0.711/pcsRFQ
  • Part#:1206Y1K06P80DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 1KV C0G/NP0 1206
  • In Stock:232188
$0.101/pcsRFQ
1825J2K50681FCT Image
  • Part#:1825J2K50681FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 2.5KV C0G/NP0 1825
  • In Stock:11699
$2.682/pcsRFQ
2211YA250681GCTSPU Image
  • Part#:2211YA250681GCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V C0G/NP0 2211
  • In Stock:18858
$1.928/pcsRFQ
2220Y2500181GCR Image
  • Part#:2220Y2500181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V C0G/NP0 2220
  • In Stock:22011
$1.547/pcsRFQ
  • Part#:1812J6300562GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:39677
$0.753/pcsRFQ
1812Y2K00222KXR Image
  • Part#:1812Y2K00222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 2KV X7R 1812
  • In Stock:86158
$0.277/pcsRFQ
2225J0250273KCT Image
  • Part#:2225J0250273KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V C0G/NP0 2225
  • In Stock:40892
$0.951/pcsRFQ
  • Part#:2225Y4K00101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:21150
$1.721/pcsRFQ
1812Y1K20470JCT Image
  • Part#:1812Y1K20470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.2KV C0G/NP0 1812
  • In Stock:77887
$0.287/pcsRFQ
1808Y5000332JDR Image
  • Part#:1808Y5000332JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 1808
  • In Stock:109678
$0.213/pcsRFQ
1808J2500220KFR Image
  • Part#:1808J2500220KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 250V C0G/NP0 1808
  • In Stock:115392
$0.167/pcsRFQ
0805J0630120KFR Image
  • Part#:0805J0630120KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 0805
  • In Stock:295958
$0.073/pcsRFQ
1812J0500682KXT Image
  • Part#:1812J0500682KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V X7R 1812
  • In Stock:87055
$0.274/pcsRFQ
2220Y0160153JCT Image
  • Part#:2220Y0160153JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 2220
  • In Stock:35422
$0.884/pcsRFQ
1808J5000821GCT Image
  • Part#:1808J5000821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1808
  • In Stock:87618
$0.251/pcsRFQ
1210J0160150KCR Image
  • Part#:1210J0160150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 1210
  • In Stock:149528
$0.155/pcsRFQ
2220Y0630103FFT Image
  • Part#:2220Y0630103FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V C0G/NP0 2220
  • In Stock:6948
$4.36/pcsRFQ
1808Y4K00270JCT Image
  • Part#:1808Y4K00270JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 4KV C0G/NP0 1808
  • In Stock:134871
$0.149/pcsRFQ
0603Y0250152JXT Image
  • Part#:0603Y0250152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V X7R 0603
  • In Stock:367364
$0.056/pcsRFQ
0805J1000102JFT Image
  • Part#:0805J1000102JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 0805
  • In Stock:188896
$0.111/pcsRFQ
2220J0630391KFR Image
  • Part#:2220J0630391KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 2220
  • In Stock:34392
$0.912/pcsRFQ
1808J0500333KDR Image
  • Part#:1808J0500333KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1808
  • In Stock:106449
$0.186/pcsRFQ
0805Y0161P20BCR Image
  • Part#:0805Y0161P20BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 16V C0G/NP0 0805
  • In Stock:135192
$0.172/pcsRFQ
0805Y0160822KDT Image
  • Part#:0805Y0160822KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 16V X7R 0805
  • In Stock:233773
$0.085/pcsRFQ
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