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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

1808J0250151KXT Image
  • Part#:1808J0250151KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V X7R 1808
  • In Stock:159796
$0.122/pcsRFQ
1812Y5K00270FCR Image
  • Part#:1812Y5K00270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 5KV C0G/NP0 1812
  • In Stock:55875
$0.655/pcsRFQ
2225Y0250185MDT Image
  • Part#:2225Y0250185MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 25V X7R 2225
  • In Stock:22286
$1.535/pcsRFQ
2220Y5000682MDT Image
  • Part#:2220Y5000682MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 500V X7R 2220
  • In Stock:50252
$0.684/pcsRFQ
1210J1004P70DCT Image
  • Part#:1210J1004P70DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 1210
  • In Stock:111095
$0.198/pcsRFQ
1808Y0250272JDT Image
  • Part#:1808Y0250272JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 25V X7R 1808
  • In Stock:113632
$0.194/pcsRFQ
2225Y1K00562GCR Image
  • Part#:2225Y1K00562GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 1KV C0G/NP0 2225
  • In Stock:14979
$2.605/pcsRFQ
1812J6300220KAT Image
  • Part#:1812J6300220KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1812
  • In Stock:104191
$0.371/pcsRFQ
2225Y2000273KXT Image
  • Part#:2225Y2000273KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 200V X7R 2225
  • In Stock:42667
$0.78/pcsRFQ
1812J0500560JAR Image
  • Part#:1812J0500560JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 50V C0G/NP0 1812
  • In Stock:59136
$0.357/pcsRFQ
1210Y1000681JAR Image
  • Part#:1210Y1000681JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1210
  • In Stock:95121
$0.244/pcsRFQ
0805Y5000430FQT Image
  • Part#:0805Y5000430FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 43PF 500V C0G/NP0 0805
  • In Stock:62235
$0.538/pcsRFQ
2225J0500471FFT Image
  • Part#:2225J0500471FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 2225
  • In Stock:9272
$4.19/pcsRFQ
2220Y0500681JCT Image
  • Part#:2220Y0500681JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 50V C0G/NP0 2220
  • In Stock:44315
$0.819/pcsRFQ
1210J2000682KCR Image
  • Part#:1210J2000682KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V C0G/NP0 1210
  • In Stock:67189
$0.279/pcsRFQ
1210Y6300100KCR Image
  • Part#:1210Y6300100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 630V C0G/NP0 1210
  • In Stock:172984
$0.115/pcsRFQ
1808JA250561MXTSPU Image
  • Part#:1808JA250561MXTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 250V X7R 1808
  • In Stock:105606
$0.205/pcsRFQ
2220Y0160471KFT Image
  • Part#:2220Y0160471KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 2220
  • In Stock:27010
$1.12/pcsRFQ
1812J1K50821GCT Image
  • Part#:1812J1K50821GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV C0G/NP0 1812
  • In Stock:53656
$0.674/pcsRFQ
1210J0500100GCT Image
  • Part#:1210J0500100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 1210
  • In Stock:82089
$0.288/pcsRFQ
1812J2000330KFT Image
  • Part#:1812J2000330KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1812
  • In Stock:79373
$0.375/pcsRFQ
0603Y0500120GCT Image
  • Part#:0603Y0500120GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 50V C0G/NP0 0603
  • In Stock:234438
$0.088/pcsRFQ
1825Y1000681GCR Image
  • Part#:1825Y1000681GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 1825
  • In Stock:21024
$1.456/pcsRFQ
1210J0500822KDT Image
  • Part#:1210J0500822KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 50V X7R 1210
  • In Stock:98048
$0.218/pcsRFQ
1812J2000153JXR Image
  • Part#:1812J2000153JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 1812
  • In Stock:63042
$0.3/pcsRFQ
0805Y0160332GCR Image
  • Part#:0805Y0160332GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 0805
  • In Stock:135995
$0.148/pcsRFQ
2225J1000275KXT Image
  • Part#:2225J1000275KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7UF 100V X7R 2225
  • In Stock:24431
$1.326/pcsRFQ
1210Y2500820JFT Image
  • Part#:1210Y2500820JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1210
  • In Stock:70752
$0.278/pcsRFQ
2225J2500100JFT Image
  • Part#:2225J2500100JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 2225
  • In Stock:29391
$1.247/pcsRFQ
1210Y1K00560GAT Image
  • Part#:1210Y1K00560GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1KV C0G/NP0 1210
  • In Stock:66859
$0.354/pcsRFQ
1206J5000821JFR Image
  • Part#:1206J5000821JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 500V C0G/NP0 1206
  • In Stock:149842
$0.154/pcsRFQ
2220J0500103FFR Image
  • Part#:2220J0500103FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 2220
  • In Stock:10018
$3.837/pcsRFQ
1206Y2000680KFT Image
  • Part#:1206Y2000680KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 200V C0G/NP0 1206
  • In Stock:166720
$0.124/pcsRFQ
1111Y1502P70BQT Image
  • Part#:1111Y1502P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 150V C0G/NP0 1111
  • In Stock:77560
$0.311/pcsRFQ
  • Part#:1825J0160123KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1825
  • In Stock:48056
$0.683/pcsRFQ
1210J0630184MDT Image
  • Part#:1210J0630184MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 63V X7R 1210
  • In Stock:92750
$0.249/pcsRFQ
1812Y0100681GCT Image
  • Part#:1812Y0100681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 10V C0G/NP0 1812
  • In Stock:65135
$0.55/pcsRFQ
1825J0160823KCR Image
  • Part#:1825J0160823KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V C0G/NP0 1825
  • In Stock:31077
$1.121/pcsRFQ
  • Part#:1210Y0160471FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 1210
  • In Stock:47188
$0.72/pcsRFQ
1808J0250102GCR Image
  • Part#:1808J0250102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 1808
  • In Stock:112838
$0.192/pcsRFQ
1206Y0250392FFR Image
  • Part#:1206Y0250392FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1206
  • In Stock:49242
$0.626/pcsRFQ
1825Y1K20331KXR Image
  • Part#:1825Y1K20331KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.2KV X7R 1825
  • In Stock:54069
$0.564/pcsRFQ
2220Y4K00221KXR Image
  • Part#:2220Y4K00221KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 4KV X7R 2220
  • In Stock:75490
$0.271/pcsRFQ
0505Y200P700CQT Image
  • Part#:0505Y200P700CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.7PF 200V C0G/NP0 0505
  • In Stock:140895
$0.171/pcsRFQ
1206Y0500682KXR Image
  • Part#:1206Y0500682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V X7R 1206
  • In Stock:253706
$0.075/pcsRFQ
1206Y0500221KFR Image
  • Part#:1206Y0500221KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 50V C0G/NP0 1206
  • In Stock:185696
$0.121/pcsRFQ
  • Part#:0603Y0630220FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 63V C0G/NP0 0603
  • In Stock:106640
$0.218/pcsRFQ
1206J2000560JQT Image
  • Part#:1206J2000560JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 200V C0G/NP0 1206
  • In Stock:125178
$0.193/pcsRFQ
2225J6K00222JXT Image
  • Part#:2225J6K00222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 6KV X7R 2225
  • In Stock:56553
$0.591/pcsRFQ
0805Y2500101JXR Image
  • Part#:0805Y2500101JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 250V X7R 0805
  • In Stock:277296
$0.075/pcsRFQ
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