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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

0805Y0630391FAR Image
  • Part#:0805Y0630391FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 63V C0G/NP0 0805
  • In Stock:85097
$0.277/pcsRFQ
1206Y1000471KCR Image
  • Part#:1206Y1000471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V C0G/NP0 1206
  • In Stock:266472
$0.088/pcsRFQ
1206J0250153KFT Image
  • Part#:1206J0250153KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 25V C0G/NP0 1206
  • In Stock:106032
$0.224/pcsRFQ
1206J2K0P500BQT Image
  • Part#:1206J2K0P500BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 2KV C0G/NP0 1206
  • In Stock:126315
$0.184/pcsRFQ
1206J5000153MXT Image
  • Part#:1206J5000153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1206
  • In Stock:224713
$0.084/pcsRFQ
1812Y0500105MDT Image
  • Part#:1812Y0500105MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 50V X7R 1812
  • In Stock:53426
$0.715/pcsRFQ
2220YA250271MXTB16 Image
  • Part#:2220YA250271MXTB16
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V X7R 2220
  • In Stock:92329
$0.383/pcsRFQ
2225J5000151JCR Image
  • Part#:2225J5000151JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 500V C0G/NP0 2225
  • In Stock:53266
$0.694/pcsRFQ
1812J2000152KCR Image
  • Part#:1812J2000152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 1812
  • In Stock:74645
$0.265/pcsRFQ
1808YA250330KCTSP Image
  • Part#:1808YA250330KCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1808
  • In Stock:77264
$0.243/pcsRFQ
0805Y0100331KXR Image
  • Part#:0805Y0100331KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V X7R 0805
  • In Stock:474899
$0.051/pcsRFQ
2220Y0160823GCR Image
  • Part#:2220Y0160823GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V C0G/NP0 2220
  • In Stock:17692
$2.072/pcsRFQ
1808J0250824KXT Image
  • Part#:1808J0250824KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 25V X7R 1808
  • In Stock:95633
$0.241/pcsRFQ
1808Y5000681JDR Image
  • Part#:1808Y5000681JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 1808
  • In Stock:77932
$0.272/pcsRFQ
1812Y0160150GFT Image
  • Part#:1812Y0160150GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 16V C0G/NP0 1812
  • In Stock:38474
$0.9/pcsRFQ
1812J5000681KAT Image
  • Part#:1812J5000681KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V C0G/NP0 1812
  • In Stock:104894
$0.368/pcsRFQ
2220Y0630181JCR Image
  • Part#:2220Y0630181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 2220
  • In Stock:43456
$0.828/pcsRFQ
0805Y3000240FQT Image
  • Part#:0805Y3000240FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 300V C0G/NP0 0805
  • In Stock:69504
$0.509/pcsRFQ
1206J0500101FCR Image
  • Part#:1206J0500101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1206
  • In Stock:84429
$0.265/pcsRFQ
1206J1K00680FFR Image
  • Part#:1206J1K00680FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 1206
  • In Stock:79552
$0.462/pcsRFQ
1210J0160334JXR Image
  • Part#:1210J0160334JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 16V X7R 1210
  • In Stock:95279
$0.238/pcsRFQ
2225Y6300152JXT Image
  • Part#:2225Y6300152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V X7R 2225
  • In Stock:35337
$1.061/pcsRFQ
1808Y1K00181KFR Image
  • Part#:1808Y1K00181KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1808
  • In Stock:101847
$0.232/pcsRFQ
1812J0500472GFT Image
  • Part#:1812J0500472GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 1812
  • In Stock:45139
$0.718/pcsRFQ
0505Y1000151KQT Image
  • Part#:0505Y1000151KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0505
  • In Stock:115805
$0.193/pcsRFQ
1210J0630183JAR Image
  • Part#:1210J0630183JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 1210
  • In Stock:85260
$0.384/pcsRFQ
1206J0630560GAT Image
  • Part#:1206J0630560GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:130582
$0.17/pcsRFQ
0603Y0502P70BCT Image
  • Part#:0603Y0502P70BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 0603
  • In Stock:149477
$0.153/pcsRFQ
0603Y0630681JET Image
  • Part#:0603Y0630681JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V X7R 0603
  • In Stock:269596
$0.075/pcsRFQ
0805J0250561MXT Image
  • Part#:0805J0250561MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V X7R 0805
  • In Stock:485329
$0.05/pcsRFQ
2225J1000150GCT Image
  • Part#:2225J1000150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 2225
  • In Stock:26353
$1.361/pcsRFQ
1210Y0160270KCT Image
  • Part#:1210Y0160270KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 1210
  • In Stock:124106
$0.167/pcsRFQ
1812Y2000183JDT Image
  • Part#:1812Y2000183JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 1812
  • In Stock:64757
$0.569/pcsRFQ
1206Y0250820JFT Image
  • Part#:1206Y0250820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 1206
  • In Stock:158702
$0.125/pcsRFQ
2220Y5000123MXT Image
  • Part#:2220Y5000123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 500V X7R 2220
  • In Stock:82208
$0.47/pcsRFQ
1825Y3K00150KCT Image
  • Part#:1825Y3K00150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 3KV C0G/NP0 1825
  • In Stock:52963
$0.718/pcsRFQ
1210Y1K50472KXR Image
  • Part#:1210Y1K50472KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.5KV X7R 1210
  • In Stock:120214
$0.162/pcsRFQ
2220J0160271FCR Image
  • Part#:2220J0160271FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 2220
  • In Stock:12744
$2.786/pcsRFQ
1825J0630562FCR Image
  • Part#:1825J0630562FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1825
  • In Stock:12799
$2.606/pcsRFQ
2220Y1K20392KXR Image
  • Part#:2220Y1K20392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1.2KV X7R 2220
  • In Stock:77023
$0.489/pcsRFQ
1808J2K00332KXR Image
  • Part#:1808J2K00332KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 2KV X7R 1808
  • In Stock:127648
$0.155/pcsRFQ
  • Part#:0805Y0502P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0805
  • In Stock:164858
$0.146/pcsRFQ
1206J5003P30DFR Image
  • Part#:1206J5003P30DFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 500V C0G/NP0 1206
  • In Stock:211717
$0.108/pcsRFQ
1808J2000821JCR Image
  • Part#:1808J2000821JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V C0G/NP0 1808
  • In Stock:178428
$0.134/pcsRFQ
1808J1000680KCR Image
  • Part#:1808J1000680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 1808
  • In Stock:212147
$0.11/pcsRFQ
2225Y2500103JCR Image
  • Part#:2225Y2500103JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V C0G 2225
  • In Stock:25167
$1.222/pcsRFQ
  • Part#:1812J6300182JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:80445
$0.234/pcsRFQ
2225J0160391JCR Image
  • Part#:2225J0160391JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 16V C0G/NP0 2225
  • In Stock:34239
$0.903/pcsRFQ
1206Y0500182KXR Image
  • Part#:1206Y0500182KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V X7R 1206
  • In Stock:281615
$0.076/pcsRFQ
1206J1000122KAT Image
  • Part#:1206J1000122KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V C0G/NP0 1206
  • In Stock:141388
$0.152/pcsRFQ
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