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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

1206Y1000682KER Image
  • Part#:1206Y1000682KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V X7R 1206
  • In Stock:195427
$0.106/pcsRFQ
1210J1000392JAR Image
  • Part#:1210J1000392JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1210
  • In Stock:75482
$0.286/pcsRFQ
2225J0100824MXR Image
  • Part#:2225J0100824MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 10V X7R 2225
  • In Stock:48578
$0.783/pcsRFQ
0603J0630181JAT Image
  • Part#:0603J0630181JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 0603
  • In Stock:280777
$0.081/pcsRFQ
1808YA250330KCRSPU Image
  • Part#:1808YA250330KCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1808
  • In Stock:111517
$0.191/pcsRFQ
2220YA250561MXTB16 Image
  • Part#:2220YA250561MXTB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V X7R 2220
  • In Stock:79897
$0.404/pcsRFQ
1808Y0500472KXT Image
  • Part#:1808Y0500472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 1808
  • In Stock:131384
$0.147/pcsRFQ
1210Y5000393MXR Image
  • Part#:1210Y5000393MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 1210
  • In Stock:162362
$0.135/pcsRFQ
1206Y5000330FAR Image
  • Part#:1206Y5000330FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 500V C0G/NP0 1206
  • In Stock:101816
$0.382/pcsRFQ
1206Y0160470KCR Image
  • Part#:1206Y0160470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 1206
  • In Stock:262779
$0.076/pcsRFQ
2220Y3K00391MXT Image
  • Part#:2220Y3K00391MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 3KV X7R 2220
  • In Stock:68465
$0.524/pcsRFQ
1210Y0500124JER Image
  • Part#:1210Y0500124JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 1210
  • In Stock:84881
$0.278/pcsRFQ
1812J0250473FCR Image
  • Part#:1812J0250473FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V C0G/NP0 1812
  • In Stock:22261
$1.69/pcsRFQ
2225Y2000152GCR Image
  • Part#:2225Y2000152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 2225
  • In Stock:17027
$1.979/pcsRFQ
1825J1K20102KXR Image
  • Part#:1825J1K20102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1.2KV X7R 1825
  • In Stock:66197
$0.479/pcsRFQ
0603Y0505P60CQT Image
  • Part#:0603Y0505P60CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 50V C0G/NP0 0603
  • In Stock:196425
$0.115/pcsRFQ
2220J1K20271KXR Image
  • Part#:2220J1K20271KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV X7R 2220
  • In Stock:89341
$0.424/pcsRFQ
0603Y2002P70CFR Image
  • Part#:0603Y2002P70CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 200V C0G/NP0 0603
  • In Stock:215044
$0.103/pcsRFQ
0603Y500P560DCR Image
  • Part#:0603Y500P560DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 500V C0G/NP0 0603
  • In Stock:427172
$0.049/pcsRFQ
  • Part#:0805J1002P00DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 100V C0G/NP0 0805
  • In Stock:145305
$0.137/pcsRFQ
1812YA250821KXRPY2 Image
  • Part#:1812YA250821KXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 250V X7R 1812
  • In Stock:82124
$0.48/pcsRFQ
0805Y0630471MXT Image
  • Part#:0805Y0630471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V X7R 0805
  • In Stock:366197
$0.054/pcsRFQ
1206Y5000470GCT Image
  • Part#:1206Y5000470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1206
  • In Stock:147833
$0.147/pcsRFQ
2220J2500392JFR Image
  • Part#:2220J2500392JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 250V C0G/NP0 2220
  • In Stock:31635
$1.07/pcsRFQ
2225J2000390KFR Image
  • Part#:2225J2000390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V C0G/NP0 2225
  • In Stock:28272
$1.218/pcsRFQ
1206J0250102GFT Image
  • Part#:1206J0250102GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 1206
  • In Stock:78532
$0.25/pcsRFQ
1206J5000102KCT Image
  • Part#:1206J5000102KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 500V C0G/NP0 1206
  • In Stock:225991
$0.1/pcsRFQ
0505Y1500910KQT Image
  • Part#:0505Y1500910KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 150V C0G/NP0 0505
  • In Stock:108217
$0.178/pcsRFQ
2225J2K50122MXT Image
  • Part#:2225J2K50122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2.5KV X7R 2225
  • In Stock:52902
$0.732/pcsRFQ
0805Y0630124JER Image
  • Part#:0805Y0630124JER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 63V X7R 0805
  • In Stock:168764
$0.14/pcsRFQ
1210J2500183KDT Image
  • Part#:1210J2500183KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 1210
  • In Stock:80575
$0.234/pcsRFQ
1812J1K20223MXT Image
  • Part#:1812J1K20223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 1.2KV X7R 1812
  • In Stock:97581
$0.355/pcsRFQ
1812Y2K50390GCT Image
  • Part#:1812Y2K50390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2.5KV C0G/NP0 1812
  • In Stock:76769
$0.474/pcsRFQ
1812Y1000471JCT Image
  • Part#:1812Y1000471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1812
  • In Stock:62540
$0.329/pcsRFQ
0805Y0250821GFR Image
  • Part#:0805Y0250821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 0805
  • In Stock:146601
$0.153/pcsRFQ
1812J1K00101GAT Image
  • Part#:1812J1K00101GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1KV C0G/NP0 1812
  • In Stock:65466
$0.551/pcsRFQ
2225Y5000564KDT Image
  • Part#:2225Y5000564KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 500V X7R 2225
  • In Stock:19743
$1.636/pcsRFQ
1210J2500101KFT Image
  • Part#:1210J2500101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1210
  • In Stock:95225
$0.252/pcsRFQ
  • Part#:1206Y0160222KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:242598
$0.081/pcsRFQ
1825J4K00390JCR Image
  • Part#:1825J4K00390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 4KV C0G/NP0 1825
  • In Stock:89010
$0.267/pcsRFQ
1812J0250181JFR Image
  • Part#:1812J0250181JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 25V C0G/NP0 1812
  • In Stock:86858
$0.386/pcsRFQ
2225Y0250821GFR Image
  • Part#:2225Y0250821GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 2225
  • In Stock:15272
$2.522/pcsRFQ
0805J0630471JDT Image
  • Part#:0805J0630471JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 63V X7R 0805
  • In Stock:229288
$0.094/pcsRFQ
1210J2000680JAT Image
  • Part#:1210J2000680JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1210
  • In Stock:70967
$0.266/pcsRFQ
0603J2500390FUT Image
  • Part#:0603J2500390FUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 0603
  • In Stock:55679
$0.34/pcsRFQ
1808Y2000680KCR Image
  • Part#:1808Y2000680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1808
  • In Stock:197396
$0.118/pcsRFQ
0603J0500270FCT Image
  • Part#:0603J0500270FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 50V C0G/NP0 0603
  • In Stock:133339
$0.165/pcsRFQ
0805J1000681KAT Image
  • Part#:0805J1000681KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 0805
  • In Stock:224468
$0.104/pcsRFQ
2225Y1000470GCR Image
  • Part#:2225Y1000470GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 2225
  • In Stock:21742
$1.542/pcsRFQ
0603J0160561KFR Image
  • Part#:0603J0160561KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 0603
  • In Stock:282347
$0.085/pcsRFQ
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