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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

1825J6300270FCR Image
  • Part#:1825J6300270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 630V C0G/NP0 1825
  • In Stock:19294
$1.909/pcsRFQ
1206J2000120GAR Image
  • Part#:1206J2000120GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 1206
  • In Stock:96960
$0.21/pcsRFQ
1808J2K00122JXR Image
  • Part#:1808J2K00122JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV X7R 1808
  • In Stock:111369
$0.181/pcsRFQ
1206Y2500101JCR Image
  • Part#:1206Y2500101JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1206
  • In Stock:229208
$0.083/pcsRFQ
1808J0500103MXR Image
  • Part#:1808J0500103MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V X7R 1808
  • In Stock:171014
$0.126/pcsRFQ
1812J1K00122KAT Image
  • Part#:1812J1K00122KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 1812
  • In Stock:88230
$0.433/pcsRFQ
1808J1K50152JXR Image
  • Part#:1808J1K50152JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.5KV X7R 1808
  • In Stock:134477
$0.151/pcsRFQ
1210Y0100333JXT Image
  • Part#:1210Y0100333JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V X7R 1210
  • In Stock:108545
$0.195/pcsRFQ
1206J0632P00HQT Image
  • Part#:1206J0632P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 63V C0G/NP0 1206
  • In Stock:53958
$0.347/pcsRFQ
1206Y2000331KFT Image
  • Part#:1206Y2000331KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 1206
  • In Stock:135250
$0.146/pcsRFQ
1812J0100471JCT Image
  • Part#:1812J0100471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 10V C0G/NP0 1812
  • In Stock:76819
$0.282/pcsRFQ
0505Y2500750GQT Image
  • Part#:0505Y2500750GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 75PF 250V C0G/NP0 0505
  • In Stock:56782
$0.557/pcsRFQ
1812Y0160220GCT Image
  • Part#:1812Y0160220GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 1812
  • In Stock:59861
$0.556/pcsRFQ
0603Y200P470BCT Image
  • Part#:0603Y200P470BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 200V C0G/NP0 0603
  • In Stock:145702
$0.151/pcsRFQ
0603J1000390JQT Image
  • Part#:0603J1000390JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 0603
  • In Stock:186330
$0.127/pcsRFQ
2225Y1K20470GCT Image
  • Part#:2225Y1K20470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 1.2KV C0G/NP0 2225
  • In Stock:20043
$1.528/pcsRFQ
  • Part#:1206Y6300183KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:252911
$0.086/pcsRFQ
0603J1000820KAR Image
  • Part#:0603J1000820KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 100V C0G/NP0 0603
  • In Stock:319545
$0.068/pcsRFQ
2225Y0250561GCT Image
  • Part#:2225Y0250561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V C0G/NP0 2225
  • In Stock:17307
$1.765/pcsRFQ
1812J1K00562MXT Image
  • Part#:1812J1K00562MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV X7R 1812
  • In Stock:72455
$0.267/pcsRFQ
0805J2004P70DFR Image
  • Part#:0805J2004P70DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 0805
  • In Stock:284663
$0.08/pcsRFQ
1825Y6300681GCT Image
  • Part#:1825Y6300681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V C0G/NP0 1825
  • In Stock:34241
$1.152/pcsRFQ
1111Y2500121FQT Image
  • Part#:1111Y2500121FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 250V C0G/NP0 1111
  • In Stock:28170
$1.286/pcsRFQ
2225Y0250223JFT Image
  • Part#:2225Y0250223JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 2225
  • In Stock:20771
$1.757/pcsRFQ
1206J100P600HQT Image
  • Part#:1206J100P600HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.6PF 100V C0G/NP0 1206
  • In Stock:76847
$0.305/pcsRFQ
1210J2500123MDT Image
  • Part#:1210J2500123MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 250V X7R 1210
  • In Stock:101217
$0.226/pcsRFQ
2225Y0250683FFT Image
  • Part#:2225Y0250683FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V C0G/NP0 2225
  • In Stock:5358
$7.125/pcsRFQ
0805Y0500330FCR Image
  • Part#:0805Y0500330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 0805
  • In Stock:128995
$0.18/pcsRFQ
  • Part#:1210Y0500181FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:45645
$0.713/pcsRFQ
2220J0160124GCT Image
  • Part#:2220J0160124GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V C0G/NP0 2220
  • In Stock:14934
$2.043/pcsRFQ
2225J2500471KCT Image
  • Part#:2225J2500471KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 2225
  • In Stock:39540
$0.819/pcsRFQ
1210Y2500101JCT Image
  • Part#:1210Y2500101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 1210
  • In Stock:131081
$0.181/pcsRFQ
1812Y2000181JCR Image
  • Part#:1812Y2000181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 200V C0G/NP0 1812
  • In Stock:63277
$0.297/pcsRFQ
1808J1K28P20DCR Image
  • Part#:1808J1K28P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 1.2KV C0G/NP0 1808
  • In Stock:101877
$0.198/pcsRFQ
2225J2K50101KCR Image
  • Part#:2225J2K50101KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2.5KV C0G/NP0 2225
  • In Stock:50775
$0.61/pcsRFQ
1206J1K21P50BCR Image
  • Part#:1206J1K21P50BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 1.2KV C0G/NP0 1206
  • In Stock:67991
$0.286/pcsRFQ
1812J1000560JCT Image
  • Part#:1812J1000560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 1812
  • In Stock:73815
$0.266/pcsRFQ
0805Y0630301JQT Image
  • Part#:0805Y0630301JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 63V C0G/NP0 0805
  • In Stock:72028
$0.263/pcsRFQ
1808J0630122GCR Image
  • Part#:1808J0630122GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 1808
  • In Stock:135378
$0.175/pcsRFQ
2220Y5000564KXR Image
  • Part#:2220Y5000564KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 500V X7R 2220
  • In Stock:32698
$1.101/pcsRFQ
1206Y0500561JXT Image
  • Part#:1206Y0500561JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V X7R 1206
  • In Stock:250604
$0.095/pcsRFQ
2225J0630221FFT Image
  • Part#:2225J0630221FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 2225
  • In Stock:8020
$4.197/pcsRFQ
1206J0250821FCR Image
  • Part#:1206J0250821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 25V C0G/NP0 1206
  • In Stock:77545
$0.298/pcsRFQ
0505Y3004P70DQT Image
  • Part#:0505Y3004P70DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 300V C0G/NP0 0505
  • In Stock:118594
$0.162/pcsRFQ
1812Y0160153FFR Image
  • Part#:1812Y0160153FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 16V C0G/NP0 1812
  • In Stock:18349
$2/pcsRFQ
0805Y0500360JQT Image
  • Part#:0805Y0500360JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 50V C0G/NP0 0805
  • In Stock:104945
$0.179/pcsRFQ
  • Part#:2225Y0500563JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:21699
$1.82/pcsRFQ
1206J6300103JXT Image
  • Part#:1206J6300103JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 630V X7R 1206
  • In Stock:159612
$0.121/pcsRFQ
0603Y0500472MDT Image
  • Part#:0603Y0500472MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V X7R 0603
  • In Stock:309344
$0.063/pcsRFQ
  • Part#:2220J0500120KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 2220
  • In Stock:38955
$0.909/pcsRFQ
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