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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

1206J5000393KXT Image
  • Part#:1206J5000393KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 500V X7R 1206
  • In Stock:206639
$0.113/pcsRFQ
1206Y0502P10CQT Image
  • Part#:1206Y0502P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 50V C0G/NP0 1206
  • In Stock:128063
$0.176/pcsRFQ
1111Y1502P00HQT Image
  • Part#:1111Y1502P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 150V C0G/NP0 1111
  • In Stock:81492
$0.483/pcsRFQ
1210Y1000273MER Image
  • Part#:1210Y1000273MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V X7R 1210
  • In Stock:82459
$0.228/pcsRFQ
1808Y0160824KDT Image
  • Part#:1808Y0160824KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 16V X7R 1808
  • In Stock:53652
$0.36/pcsRFQ
1808J0250222JXR Image
  • Part#:1808J0250222JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 1808
  • In Stock:203916
$0.116/pcsRFQ
1812Y0630182GFT Image
  • Part#:1812Y0630182GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 63V C0G/NP0 1812
  • In Stock:48612
$0.801/pcsRFQ
1825Y2K00180KCT Image
  • Part#:1825Y2K00180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2KV C0G/NP0 1825
  • In Stock:55256
$0.667/pcsRFQ
1808J2000182JDR Image
  • Part#:1808J2000182JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V X7R 1808
  • In Stock:111056
$0.214/pcsRFQ
1812Y6300332KXR Image
  • Part#:1812Y6300332KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V X7R 1812
  • In Stock:77869
$0.259/pcsRFQ
0603J2000151JDT Image
  • Part#:0603J2000151JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V X7R 0603
  • In Stock:259219
$0.075/pcsRFQ
1812Y1K00333JXT Image
  • Part#:1812Y1K00333JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 1KV X7R 1812
  • In Stock:74191
$0.467/pcsRFQ
2220J1K00100KCR Image
  • Part#:2220J1K00100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 2220
  • In Stock:86455
$0.448/pcsRFQ
0805J2500470JUT Image
  • Part#:0805J2500470JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 0805
  • In Stock:111544
$0.212/pcsRFQ
0805Y6300120KCR Image
  • Part#:0805Y6300120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 630V C0G/NP0 0805
  • In Stock:461307
$0.048/pcsRFQ
1206Y1500151GQT Image
  • Part#:1206Y1500151GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 150V C0G/NP0 1206
  • In Stock:67095
$0.309/pcsRFQ
0805Y0160470GFT Image
  • Part#:0805Y0160470GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 16V C0G/NP0 0805
  • In Stock:151841
$0.147/pcsRFQ
1206Y1000102GAT Image
  • Part#:1206Y1000102GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V C0G/NP0 1206
  • In Stock:87554
$0.251/pcsRFQ
0805J1500680GQT Image
  • Part#:0805J1500680GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 150V C0G/NP0 0805
  • In Stock:91388
$0.386/pcsRFQ
1206Y1K01P00BFR Image
  • Part#:1206Y1K01P00BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1KV C0G/NP0 1206
  • In Stock:72790
$0.459/pcsRFQ
0505Y1502P70CQT Image
  • Part#:0505Y1502P70CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 150V C0G/NP0 0505
  • In Stock:106865
$0.193/pcsRFQ
2225J2000183JCT Image
  • Part#:2225J2000183JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V C0G 2225
  • In Stock:29382
$1.093/pcsRFQ
0805Y0250330GCT Image
  • Part#:0805Y0250330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 0805
  • In Stock:210772
$0.099/pcsRFQ
2220J2K50821FCR Image
  • Part#:2220J2K50821FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV C0G/NP0 2220
  • In Stock:13083
$2.813/pcsRFQ
2225J0630183FCR Image
  • Part#:2225J0630183FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 2225
  • In Stock:9438
$3.496/pcsRFQ
1210Y0100564KXR Image
  • Part#:1210Y0100564KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 10V X7R 1210
  • In Stock:91703
$0.251/pcsRFQ
0505Y1001P50DQT Image
  • Part#:0505Y1001P50DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 100V C0G/NP0 0505
  • In Stock:122859
$0.175/pcsRFQ
1812J5000274JDR Image
  • Part#:1812J5000274JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 500V X7R 1812
  • In Stock:48231
$0.77/pcsRFQ
1210Y2K00221KCR Image
  • Part#:1210Y2K00221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2KV C0G/NP0 1210
  • In Stock:118984
$0.185/pcsRFQ
1812Y0630123KDT Image
  • Part#:1812Y0630123KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1812
  • In Stock:85063
$0.43/pcsRFQ
2220J4K00471KXT Image
  • Part#:2220J4K00471KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 4KV X7R 2220
  • In Stock:72718
$0.27/pcsRFQ
0603Y0630120FCR Image
  • Part#:0603Y0630120FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 0603
  • In Stock:118512
$0.161/pcsRFQ
0805J0250152KFT Image
  • Part#:0805J0250152KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 0805
  • In Stock:179456
$0.113/pcsRFQ
1210J5000471KDR Image
  • Part#:1210J5000471KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V X7R 1210
  • In Stock:149821
$0.147/pcsRFQ
1210J1K20272KXT Image
  • Part#:1210J1K20272KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1.2KV X7R 1210
  • In Stock:165688
$0.141/pcsRFQ
2220J0630680GCR Image
  • Part#:2220J0630680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 2220
  • In Stock:27873
$1.285/pcsRFQ
2225J1K20391FCR Image
  • Part#:2225J1K20391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1.2KV C0G/NP0 2225
  • In Stock:17649
$2.185/pcsRFQ
1825Y2K50561JCR Image
  • Part#:1825Y2K50561JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 2.5KV C0G/NP0 1825
  • In Stock:48225
$0.795/pcsRFQ
2220Y2000183KDR Image
  • Part#:2220Y2000183KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 2220
  • In Stock:38598
$0.978/pcsRFQ
2225J2000150KFT Image
  • Part#:2225J2000150KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 2225
  • In Stock:33267
$1.18/pcsRFQ
1825J2000330JCT Image
  • Part#:1825J2000330JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1825
  • In Stock:39604
$0.839/pcsRFQ
1825J0100152GCR Image
  • Part#:1825J0100152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 10V C0G/NP0 1825
  • In Stock:23795
$1.331/pcsRFQ
1812Y1000150JCR Image
  • Part#:1812Y1000150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1812
  • In Stock:71017
$0.334/pcsRFQ
2225J2500153JFT Image
  • Part#:2225J2500153JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V C0G 2225
  • In Stock:21054
$1.635/pcsRFQ
1210Y0100105KXT Image
  • Part#:1210Y0100105KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 10V X7R 1210
  • In Stock:73508
$0.282/pcsRFQ
  • Part#:1206Y2500273KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:334925
$0.072/pcsRFQ
1808J6300180JCT Image
  • Part#:1808J6300180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 630V C0G/NP0 1808
  • In Stock:142574
$0.161/pcsRFQ
2220J0100682JCR Image
  • Part#:2220J0100682JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 10V C0G/NP0 2220
  • In Stock:58352
$0.674/pcsRFQ
1111J1K07P50HQT Image
  • Part#:1111J1K07P50HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 1KV C0G/NP0 1111
  • In Stock:26595
$1.481/pcsRFQ
0805J0254P70CCR Image
  • Part#:0805J0254P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 25V C0G/NP0 0805
  • In Stock:260262
$0.082/pcsRFQ
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