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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

1808Y0500331KFT Image
  • Part#:1808Y0500331KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1808
  • In Stock:115351
$0.184/pcsRFQ
1206Y2500563MDT Image
  • Part#:1206Y2500563MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 250V X7R 1206
  • In Stock:106687
$0.182/pcsRFQ
1808Y2K50150GCR Image
  • Part#:1808Y2K50150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2.5KV C0G/NP0 1808
  • In Stock:88190
$0.232/pcsRFQ
1111Y1K04P30CQT Image
  • Part#:1111Y1K04P30CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 1KV C0G/NP0 1111
  • In Stock:57238
$0.33/pcsRFQ
0805J0504P70BCR Image
  • Part#:0805J0504P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 0805
  • In Stock:140045
$0.168/pcsRFQ
1206J2000561JCT Image
  • Part#:1206J2000561JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 200V C0G/NP0 1206
  • In Stock:225935
$0.105/pcsRFQ
0805J1001P80CQT Image
  • Part#:0805J1001P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 100V C0G/NP0 0805
  • In Stock:137228
$0.165/pcsRFQ
1210Y2000681GCR Image
  • Part#:1210Y2000681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 200V C0G/NP0 1210
  • In Stock:63520
$0.312/pcsRFQ
1812J0250680GFT Image
  • Part#:1812J0250680GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1812
  • In Stock:51669
$0.743/pcsRFQ
1808JA250270KCRSPU Image
  • Part#:1808JA250270KCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 250V C0G/NP0 1808
  • In Stock:108153
$0.177/pcsRFQ
0805Y1K00222JXT Image
  • Part#:0805Y1K00222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV X7R 0805
  • In Stock:196701
$0.096/pcsRFQ
1210J1K00221KCR Image
  • Part#:1210J1K00221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 1210
  • In Stock:170090
$0.124/pcsRFQ
0805J0160122MDR Image
  • Part#:0805J0160122MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V X7R 0805
  • In Stock:316577
$0.067/pcsRFQ
1206Y2000680KQT Image
  • Part#:1206Y2000680KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1206
  • In Stock:105037
$0.23/pcsRFQ
2220Y1000152FFT Image
  • Part#:2220Y1000152FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 2220
  • In Stock:8492
$3.992/pcsRFQ
0805Y5000120JCR Image
  • Part#:0805Y5000120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 0805
  • In Stock:388688
$0.05/pcsRFQ
1206J0500152KAR Image
  • Part#:1206J0500152KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 50V C0G/NP0 1206
  • In Stock:182419
$0.132/pcsRFQ
0603Y3006P80BQT Image
  • Part#:0603Y3006P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 300V C0G/NP0 0603
  • In Stock:82109
$0.249/pcsRFQ
0603J2004P70CFT Image
  • Part#:0603J2004P70CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 0603
  • In Stock:189245
$0.107/pcsRFQ
1210J1000472JDT Image
  • Part#:1210J1000472JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 1210
  • In Stock:78073
$0.273/pcsRFQ
0805J0630271KFT Image
  • Part#:0805J0630271KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 0805
  • In Stock:271192
$0.086/pcsRFQ
1812Y1000394MET Image
  • Part#:1812Y1000394MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 100V X7R 1812
  • In Stock:48917
$0.644/pcsRFQ
1812Y2500100GCR Image
  • Part#:1812Y2500100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 1812
  • In Stock:74145
$0.524/pcsRFQ
1210Y2500820KFR Image
  • Part#:1210Y2500820KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1210
  • In Stock:89026
$0.25/pcsRFQ
1808Y0630153KDR Image
  • Part#:1808Y0630153KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 63V X7R 1808
  • In Stock:105837
$0.194/pcsRFQ
1210J0500562FFT Image
  • Part#:1210J0500562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 50V C0G/NP0 1210
  • In Stock:34894
$1.038/pcsRFQ
1808YA250391KXTSY2 Image
  • Part#:1808YA250391KXTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V X7R 1808
  • In Stock:79263
$0.293/pcsRFQ
1210J1K00821FFR Image
  • Part#:1210J1K00821FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1KV C0G/NP0 1210
  • In Stock:45951
$0.761/pcsRFQ
1111J2006P20BQT Image
  • Part#:1111J2006P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 200V C0G/NP0 1111
  • In Stock:53058
$0.672/pcsRFQ
2225Y0250122GCT Image
  • Part#:2225Y0250122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 2225
  • In Stock:18787
$1.77/pcsRFQ
0805J5001P80DAT Image
  • Part#:0805J5001P80DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 500V C0G/NP0 0805
  • In Stock:252928
$0.078/pcsRFQ
2225J1K00120FFT Image
  • Part#:2225J1K00120FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 2225
  • In Stock:12242
$2.829/pcsRFQ
2220J0160223JFT Image
  • Part#:2220J0160223JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 16V C0G/NP0 2220
  • In Stock:24776
$1.257/pcsRFQ
1210Y1K50681JXT Image
  • Part#:1210Y1K50681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.5KV X7R 1210
  • In Stock:116806
$0.177/pcsRFQ
1808Y0500153JFT Image
  • Part#:1808Y0500153JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V C0G/NP0 1808
  • In Stock:57915
$0.327/pcsRFQ
2225Y1K20682JCR Image
  • Part#:2225Y1K20682JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 1.2KV C0G 2225
  • In Stock:26927
$1.145/pcsRFQ
2220Y0250151FFT Image
  • Part#:2220Y0250151FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 2220
  • In Stock:7333
$4.327/pcsRFQ
2225J1K20152KXT Image
  • Part#:2225J1K20152KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1.2KV X7R 2225
  • In Stock:46132
$0.792/pcsRFQ
2225J0100181JCT Image
  • Part#:2225J0100181JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 10V C0G/NP0 2225
  • In Stock:33427
$0.928/pcsRFQ
1808J0630272FCR Image
  • Part#:1808J0630272FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 1808
  • In Stock:62984
$0.365/pcsRFQ
2225J0500184JXT Image
  • Part#:2225J0500184JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 2225
  • In Stock:33386
$0.954/pcsRFQ
1808Y0160181KXT Image
  • Part#:1808Y0160181KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V X7R 1808
  • In Stock:189321
$0.123/pcsRFQ
1812Y0100684MXR Image
  • Part#:1812Y0100684MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 10V X7R 1812
  • In Stock:82508
$0.371/pcsRFQ
2220J2500101FCT Image
  • Part#:2220J2500101FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V C0G/NP0 2220
  • In Stock:14447
$2.67/pcsRFQ
1210J5000222JAT Image
  • Part#:1210J5000222JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1210
  • In Stock:77838
$0.288/pcsRFQ
1206Y0500182JCR Image
  • Part#:1206Y0500182JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1206
  • In Stock:234092
$0.097/pcsRFQ
1210J0500331JAR Image
  • Part#:1210J0500331JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V C0G/NP0 1210
  • In Stock:91917
$0.242/pcsRFQ
0603Y0250471JCT Image
  • Part#:0603Y0250471JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 0603
  • In Stock:335396
$0.062/pcsRFQ
2220J2000394MXT Image
  • Part#:2220J2000394MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 200V X7R 2220
  • In Stock:46102
$0.697/pcsRFQ
1111Y2507P50HQT Image
  • Part#:1111Y2507P50HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 250V C0G/NP0 1111
  • In Stock:27035
$1.434/pcsRFQ
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