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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

1808J5K00101JXR Image
  • Part#:1808J5K00101JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 5KV X7R 1808
  • In Stock:118141
$0.18/pcsRFQ
1206J0630680JCR Image
  • Part#:1206J0630680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 63V C0G/NP0 1206
  • In Stock:257534
$0.078/pcsRFQ
1812Y6K00270GCT Image
  • Part#:1812Y6K00270GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 6KV C0G/NP0 1812
  • In Stock:98027
$0.375/pcsRFQ
1825Y2000562GCT Image
  • Part#:1825Y2000562GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 200V C0G/NP0 1825
  • In Stock:19393
$1.78/pcsRFQ
1812Y0250330JFR Image
  • Part#:1812Y0250330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 25V C0G/NP0 1812
  • In Stock:85850
$0.425/pcsRFQ
1210Y0255P60CCR Image
  • Part#:1210Y0255P60CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 25V C0G/NP0 1210
  • In Stock:100432
$0.24/pcsRFQ
1825Y5K00122JXT Image
  • Part#:1825Y5K00122JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 5KV X7R 1825
  • In Stock:70679
$0.502/pcsRFQ
1808J2500102JDT Image
  • Part#:1808J2500102JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 250V X7R 1808
  • In Stock:87815
$0.236/pcsRFQ
0603Y2500300FQT Image
  • Part#:0603Y2500300FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 30PF 250V C0G/NP0 0603
  • In Stock:83736
$0.288/pcsRFQ
2220J1K00562JXR Image
  • Part#:2220J1K00562JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV X7R 2220
  • In Stock:57608
$0.564/pcsRFQ
1812J0160823MDT Image
  • Part#:1812J0160823MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 1812
  • In Stock:81235
$0.373/pcsRFQ
2220J0630223MXT Image
  • Part#:2220J0630223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V X7R 2220
  • In Stock:62250
$0.583/pcsRFQ
1206J2K03P90DQT Image
  • Part#:1206J2K03P90DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 2KV C0G/NP0 1206
  • In Stock:92408
$0.225/pcsRFQ
1210Y0250105JDT Image
  • Part#:1210Y0250105JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1UF 25V X7R 1210
  • In Stock:57506
$0.537/pcsRFQ
0603Y2500150GFR Image
  • Part#:0603Y2500150GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 250V C0G/NP0 0603
  • In Stock:147637
$0.134/pcsRFQ
1206J0103P30DCT Image
  • Part#:1206J0103P30DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:278985
$0.068/pcsRFQ
2225J0500392JCR Image
  • Part#:2225J0500392JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 2225
  • In Stock:40693
$0.843/pcsRFQ
1808JA250390JCTPY2 Image
  • Part#:1808JA250390JCTPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1808
  • In Stock:73271
$0.291/pcsRFQ
1808J0500121GCT Image
  • Part#:1808J0500121GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 50V C0G/NP0 1808
  • In Stock:103789
$0.197/pcsRFQ
1206J2000122GCT Image
  • Part#:1206J2000122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 200V C0G/NP0 1206
  • In Stock:103520
$0.217/pcsRFQ
1206Y0250560KCR Image
  • Part#:1206Y0250560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 1206
  • In Stock:267006
$0.076/pcsRFQ
0805Y0250681KCR Image
  • Part#:0805Y0250681KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 0805
  • In Stock:389740
$0.058/pcsRFQ
0603J0100102JCT Image
  • Part#:0603J0100102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V C0G/NP0 0603
  • In Stock:316488
$0.071/pcsRFQ
0505J063P700CQT Image
  • Part#:0505J063P700CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 63V C0G/NP0 0505
  • In Stock:125259
$0.174/pcsRFQ
0805J0250184MDR Image
  • Part#:0805J0250184MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 25V X7R 0805
  • In Stock:194923
$0.105/pcsRFQ
2220Y5000271KDR Image
  • Part#:2220Y5000271KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 500V X7R 2220
  • In Stock:42540
$0.724/pcsRFQ
2225Y0160333GCR Image
  • Part#:2225Y0160333GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V C0G/NP0 2225
  • In Stock:15535
$2.049/pcsRFQ
1210J1K00152JXT Image
  • Part#:1210J1K00152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV X7R 1210
  • In Stock:137561
$0.158/pcsRFQ
1206Y2500301JQT Image
  • Part#:1206Y2500301JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 300PF 250V C0G/NP0 1206
  • In Stock:78184
$0.26/pcsRFQ
1210Y0500471GAR Image
  • Part#:1210Y0500471GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 1210
  • In Stock:87567
$0.443/pcsRFQ
1812J1000472KCR Image
  • Part#:1812J1000472KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1812
  • In Stock:88993
$0.265/pcsRFQ
2220Y6K00152JXT Image
  • Part#:2220Y6K00152JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 6KV X7R 2220
  • In Stock:54877
$0.558/pcsRFQ
2225Y0250335JDT Image
  • Part#:2225Y0250335JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 25V X7R 2225
  • In Stock:14914
$2.357/pcsRFQ
1206Y0100472JCT Image
  • Part#:1206Y0100472JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 10V C0G/NP0 1206
  • In Stock:179297
$0.127/pcsRFQ
1210J0103P90DCR Image
  • Part#:1210J0103P90DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 10V C0G/NP0 1210
  • In Stock:116000
$0.194/pcsRFQ
0805Y2506P80BQT Image
  • Part#:0805Y2506P80BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 250V C0G/NP0 0805
  • In Stock:70945
$0.336/pcsRFQ
1825J6300472GCT Image
  • Part#:1825J6300472GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 630V C0G/NP0 1825
  • In Stock:34130
$1.115/pcsRFQ
1808Y2K50121KCT Image
  • Part#:1808Y2K50121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 2.5KV C0G/NP0 1808
  • In Stock:105824
$0.196/pcsRFQ
0805J5002P20CCR Image
  • Part#:0805J5002P20CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 500V C0G/NP0 0805
  • In Stock:264569
$0.082/pcsRFQ
1812YA250471MXTSY2 Image
  • Part#:1812YA250471MXTSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 1812
  • In Stock:87329
$0.366/pcsRFQ
1206J1000560KAT Image
  • Part#:1206J1000560KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 1206
  • In Stock:193422
$0.112/pcsRFQ
  • Part#:1808Y0500101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 50V C0G/NP0 1808
  • In Stock:135020
$0.152/pcsRFQ
1808Y0100154KXT Image
  • Part#:1808Y0100154KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 10V X7R 1808
  • In Stock:113279
$0.172/pcsRFQ
0603Y050P470BCR Image
  • Part#:0603Y050P470BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47PF 50V C0G/NP0 0603
  • In Stock:152517
$0.148/pcsRFQ
1206Y0162P70DCR Image
  • Part#:1206Y0162P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 16V C0G/NP0 1206
  • In Stock:290372
$0.077/pcsRFQ
2225J0160120JCT Image
  • Part#:2225J0160120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 2225
  • In Stock:33640
$0.934/pcsRFQ
1210Y5000470KAR Image
  • Part#:1210Y5000470KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1210
  • In Stock:130302
$0.157/pcsRFQ
0805Y5000681MDR Image
  • Part#:0805Y5000681MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 0805
  • In Stock:313173
$0.072/pcsRFQ
1111J2K00240GQT Image
  • Part#:1111J2K00240GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 2KV C0G/NP0 1111
  • In Stock:59347
$0.616/pcsRFQ
1808Y0250820JFT Image
  • Part#:1808Y0250820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 25V C0G/NP0 1808
  • In Stock:108953
$0.192/pcsRFQ
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