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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

1808J0250681MDR Image
  • Part#:1808J0250681MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V X7R 1808
  • In Stock:130606
$0.169/pcsRFQ
2225Y0630273JCT Image
  • Part#:2225Y0630273JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V C0G/NP0 2225
  • In Stock:30127
$1.285/pcsRFQ
0603J0630470JAT Image
  • Part#:0603J0630470JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 0603
  • In Stock:253979
$0.076/pcsRFQ
1808J5000183JXT Image
  • Part#:1808J5000183JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 500V X7R 1808
  • In Stock:80771
$0.27/pcsRFQ
1808Y2000821JXT Image
  • Part#:1808Y2000821JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 200V X7R 1808
  • In Stock:128498
$0.158/pcsRFQ
2220Y0630100KCR Image
  • Part#:2220Y0630100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 2220
  • In Stock:51403
$0.751/pcsRFQ
0505J1500330GQT Image
  • Part#:0505J1500330GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 150V C0G/NP0 0505
  • In Stock:73480
$0.329/pcsRFQ
1812Y1K00820GAR Image
  • Part#:1812Y1K00820GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1KV C0G/NP0 1812
  • In Stock:60364
$0.595/pcsRFQ
2225J0250823KCT Image
  • Part#:2225J0250823KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 25V C0G/NP0 2225
  • In Stock:32438
$1.112/pcsRFQ
1206J1K00300FQT Image
  • Part#:1206J1K00300FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 1000V C0G/NP0 1206
  • In Stock:55437
$0.676/pcsRFQ
0805J1001P00DCT Image
  • Part#:0805J1001P00DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 100V C0G/NP0 0805
  • In Stock:339810
$0.056/pcsRFQ
1206Y0500184MDT Image
  • Part#:1206Y0500184MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1206
  • In Stock:136093
$0.167/pcsRFQ
2225J0500392JFR Image
  • Part#:2225J0500392JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 2225
  • In Stock:26303
$1.283/pcsRFQ
2220J2000105JXR Image
  • Part#:2220J2000105JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 200V X7R 2220
  • In Stock:26903
$1.273/pcsRFQ
1206Y1K50180GCT Image
  • Part#:1206Y1K50180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1206
  • In Stock:135472
$0.173/pcsRFQ
1825Y2K50821JCT Image
  • Part#:1825Y2K50821JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 2.5KV C0G/NP0 1825
  • In Stock:34218
$0.991/pcsRFQ
0603J1000330GCT Image
  • Part#:0603J1000330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 0603
  • In Stock:225143
$0.086/pcsRFQ
2220J0160684KXR Image
  • Part#:2220J0160684KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 16V X7R 2220
  • In Stock:56995
$0.687/pcsRFQ
2220J0160155KDT Image
  • Part#:2220J0160155KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 16V X7R 2220
  • In Stock:28758
$1.138/pcsRFQ
0505Y1501P80CQT Image
  • Part#:0505Y1501P80CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 150V C0G/NP0 0505
  • In Stock:132743
$0.175/pcsRFQ
1808Y0500393KXT Image
  • Part#:1808Y0500393KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V X7R 1808
  • In Stock:148598
$0.149/pcsRFQ
0805J1000151FAR Image
  • Part#:0805J1000151FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 0805
  • In Stock:66875
$0.285/pcsRFQ
2225Y0500154KDT Image
  • Part#:2225Y0500154KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 2225
  • In Stock:29683
$1.307/pcsRFQ
2220J5000332MXT Image
  • Part#:2220J5000332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 2220
  • In Stock:93011
$0.412/pcsRFQ
1812J1K00151JDR Image
  • Part#:1812J1K00151JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV X7R 1812
  • In Stock:76173
$0.467/pcsRFQ
0603J2003P90CUT Image
  • Part#:0603J2003P90CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 200V C0G/NP0 0603
  • In Stock:181528
$0.117/pcsRFQ
  • Part#:1812J5000123MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1812
  • In Stock:90982
$0.247/pcsRFQ
2225J0250681JFR Image
  • Part#:2225J0250681JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 2225
  • In Stock:28262
$1.294/pcsRFQ
1825Y1000270KCR Image
  • Part#:1825Y1000270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 1825
  • In Stock:40022
$0.803/pcsRFQ
2225Y1000275MXT Image
  • Part#:2225Y1000275MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 100V X7R 2225
  • In Stock:24163
$1.467/pcsRFQ
1808J1K00122MXT Image
  • Part#:1808J1K00122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV X7R 1808
  • In Stock:130916
$0.153/pcsRFQ
1825Y1000105JXR Image
  • Part#:1825Y1000105JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 100V X7R 1825
  • In Stock:28958
$1.321/pcsRFQ
2225Y6300471MXT Image
  • Part#:2225Y6300471MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V X7R 2225
  • In Stock:52272
$0.746/pcsRFQ
2220YA250562MXTB17 Image
  • Part#:2220YA250562MXTB17
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 250V X7R 2220
  • In Stock:71390
$0.421/pcsRFQ
1808J1K00220FCR Image
  • Part#:1808J1K00220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1KV C0G/NP0 1808
  • In Stock:87580
$0.354/pcsRFQ
  • Part#:1210J1K50472KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:144747
$0.138/pcsRFQ
1808Y1K00100KCT Image
  • Part#:1808Y1K00100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 1808
  • In Stock:115499
$0.206/pcsRFQ
1111J2K00360KQT Image
  • Part#:1111J2K00360KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 2KV C0G/NP0 1111
  • In Stock:101523
$0.356/pcsRFQ
1206J2501P80DQT Image
  • Part#:1206J2501P80DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 250V C0G/NP0 1206
  • In Stock:131329
$0.175/pcsRFQ
2225Y5000182JFT Image
  • Part#:2225Y5000182JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V C0G/NP0 2225
  • In Stock:26964
$1.173/pcsRFQ
1812J6300471GCR Image
  • Part#:1812J6300471GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1812
  • In Stock:102715
$0.358/pcsRFQ
1210J2000123KDT Image
  • Part#:1210J2000123KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 200V X7R 1210
  • In Stock:94247
$0.236/pcsRFQ
0603Y2001P60HUT Image
  • Part#:0603Y2001P60HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 200V C0G/NP0 0603
  • In Stock:100548
$0.2/pcsRFQ
0603J0500330FCR Image
  • Part#:0603J0500330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 0603
  • In Stock:134498
$0.158/pcsRFQ
1808JA250561JCRSP Image
  • Part#:1808JA250561JCRSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V C0G/NP0 1808
  • In Stock:81433
$0.285/pcsRFQ
1808Y0630472JXR Image
  • Part#:1808Y0630472JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 63V X7R 1808
  • In Stock:119600
$0.166/pcsRFQ
  • Part#:1825Y1000471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:47260
$0.659/pcsRFQ
1812Y5000821JAT Image
  • Part#:1812Y5000821JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1812
  • In Stock:82777
$0.41/pcsRFQ
1206Y0500331KXR Image
  • Part#:1206Y0500331KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 50V X7R 1206
  • In Stock:262969
$0.077/pcsRFQ
0603J0630331GCR Image
  • Part#:0603J0630331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 0603
  • In Stock:230598
$0.093/pcsRFQ
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