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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

2220Y5000100KFR Image
  • Part#:2220Y5000100KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 2220
  • In Stock:36845
$0.832/pcsRFQ
0805Y0250392KDR Image
  • Part#:0805Y0250392KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 0805
  • In Stock:296178
$0.078/pcsRFQ
1808YA250471JXRSPU Image
  • Part#:1808YA250471JXRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 1808
  • In Stock:91303
$0.262/pcsRFQ
1206J1000182MDT Image
  • Part#:1206J1000182MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V X7R 1206
  • In Stock:210416
$0.107/pcsRFQ
0805Y3000680JQT Image
  • Part#:0805Y3000680JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 300V C0G/NP0 0805
  • In Stock:98910
$0.217/pcsRFQ
1808J2506P80BCR Image
  • Part#:1808J2506P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 1808
  • In Stock:62155
$0.336/pcsRFQ
2225Y3K00122KCR Image
  • Part#:2225Y3K00122KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 3KV C0G/NP0 2225
  • In Stock:22933
$1.409/pcsRFQ
1210J5000121FAR Image
  • Part#:1210J5000121FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1210
  • In Stock:50556
$0.589/pcsRFQ
1808Y2500182KXT Image
  • Part#:1808Y2500182KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V X7R 1808
  • In Stock:158441
$0.127/pcsRFQ
1825Y1000153JCR Image
  • Part#:1825Y1000153JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 100V C0G 1825
  • In Stock:31528
$1.025/pcsRFQ
1206Y0500224MDR Image
  • Part#:1206Y0500224MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 1206
  • In Stock:133442
$0.161/pcsRFQ
1206Y0160182KFT Image
  • Part#:1206Y0160182KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 1206
  • In Stock:138258
$0.142/pcsRFQ
  • Part#:0603Y2500100JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:177395
$0.117/pcsRFQ
1206Y5000390FAR Image
  • Part#:1206Y5000390FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 1206
  • In Stock:91114
$0.383/pcsRFQ
1210J1000681GFR Image
  • Part#:1210J1000681GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1210
  • In Stock:80313
$0.423/pcsRFQ
0805Y0100151KXT Image
  • Part#:0805Y0100151KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 10V X7R 0805
  • In Stock:411579
$0.055/pcsRFQ
1812J1K20103JXT Image
  • Part#:1812J1K20103JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1.2KV X7R 1812
  • In Stock:89900
$0.408/pcsRFQ
2220Y5K00221KXT Image
  • Part#:2220Y5K00221KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 5KV X7R 2220
  • In Stock:72277
$0.321/pcsRFQ
1206J0500681JXR Image
  • Part#:1206J0500681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V X7R 1206
  • In Stock:224218
$0.086/pcsRFQ
1808J0160333KXT Image
  • Part#:1808J0160333KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 1808
  • In Stock:165517
$0.141/pcsRFQ
1210J0250271GFR Image
  • Part#:1210J0250271GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1210
  • In Stock:82380
$0.424/pcsRFQ
1808J2500473JDR Image
  • Part#:1808J2500473JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 250V X7R 1808
  • In Stock:99245
$0.363/pcsRFQ
1206J0630562FFT Image
  • Part#:1206J0630562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1206
  • In Stock:51402
$0.607/pcsRFQ
1210Y0160392GCT Image
  • Part#:1210Y0160392GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 1210
  • In Stock:62771
$0.333/pcsRFQ
  • Part#:1812Y0160155MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 1812
  • In Stock:70459
$0.541/pcsRFQ
0805Y6300220KCR Image
  • Part#:0805Y6300220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 0805
  • In Stock:432718
$0.049/pcsRFQ
1808J5000222KCR Image
  • Part#:1808J5000222KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1808
  • In Stock:128686
$0.174/pcsRFQ
1206Y0500183KER Image
  • Part#:1206Y0500183KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 1206
  • In Stock:218158
$0.109/pcsRFQ
1812Y1K00392KXT Image
  • Part#:1812Y1K00392KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV X7R 1812
  • In Stock:79398
$0.29/pcsRFQ
1206Y0100683JXR Image
  • Part#:1206Y0100683JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 10V X7R 1206
  • In Stock:223184
$0.101/pcsRFQ
  • Part#:1825J6300393JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:49250
$0.752/pcsRFQ
0603Y0630300GQT Image
  • Part#:0603Y0630300GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 63V C0G/NP0 0603
  • In Stock:83990
$0.256/pcsRFQ
1210J0250822JXR Image
  • Part#:1210J0250822JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 25V X7R 1210
  • In Stock:126527
$0.176/pcsRFQ
0505J2500300FQT Image
  • Part#:0505J2500300FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 250V C0G/NP0 0505
  • In Stock:35345
$0.922/pcsRFQ
1210Y6300220KAT Image
  • Part#:1210Y6300220KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1210
  • In Stock:125453
$0.173/pcsRFQ
2211JA250151FCTSP Image
  • Part#:2211JA250151FCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 2211
  • In Stock:18140
$1.885/pcsRFQ
0505J2503P00CQT Image
  • Part#:0505J2503P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 250V C0G/NP0 0505
  • In Stock:112450
$0.2/pcsRFQ
1808J1K20221FCT Image
  • Part#:1808J1K20221FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV C0G/NP0 1808
  • In Stock:75965
$0.518/pcsRFQ
2211YA250151KCRSP Image
  • Part#:2211YA250151KCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 2211
  • In Stock:54477
$0.695/pcsRFQ
1206J0258P20DFR Image
  • Part#:1206J0258P20DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 25V C0G/NP0 1206
  • In Stock:202024
$0.112/pcsRFQ
1206Y0500124KET Image
  • Part#:1206Y0500124KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 1206
  • In Stock:157114
$0.146/pcsRFQ
1111J150P900BQT Image
  • Part#:1111J150P900BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.9PF 150V C0G/NP0 1111
  • In Stock:79601
$0.263/pcsRFQ
1210J6300821KXR Image
  • Part#:1210J6300821KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V X7R 1210
  • In Stock:186089
$0.116/pcsRFQ
1210J1000150JAT Image
  • Part#:1210J1000150JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1210
  • In Stock:84232
$0.248/pcsRFQ
1808Y1000152GCT Image
  • Part#:1808Y1000152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 1808
  • In Stock:76775
$0.27/pcsRFQ
1206Y5000391FAR Image
  • Part#:1206Y5000391FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1206
  • In Stock:86415
$0.451/pcsRFQ
0805Y0630104KXT Image
  • Part#:0805Y0630104KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 63V X7R 0805
  • In Stock:314678
$0.066/pcsRFQ
1812Y0160180KFR Image
  • Part#:1812Y0160180KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 1812
  • In Stock:67874
$0.501/pcsRFQ
1808J0250121KFT Image
  • Part#:1808J0250121KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 1808
  • In Stock:134310
$0.17/pcsRFQ
2220Y0160334KXT Image
  • Part#:2220Y0160334KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V X7R 2220
  • In Stock:39087
$0.778/pcsRFQ
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