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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

2225J2000332JCR Image
  • Part#:2225J2000332JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 200V C0G/NP0 2225
  • In Stock:38892
$0.979/pcsRFQ
1808J1K50180KCR Image
  • Part#:1808J1K50180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1.5KV C0G/NP0 1808
  • In Stock:160028
$0.143/pcsRFQ
1206J6300360JQT Image
  • Part#:1206J6300360JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 630V C0G/NP0 1206
  • In Stock:116176
$0.184/pcsRFQ
1206J0100332KCR Image
  • Part#:1206J0100332KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 10V C0G/NP0 1206
  • In Stock:172115
$0.109/pcsRFQ
1206Y0251P50CFR Image
  • Part#:1206Y0251P50CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 25V C0G/NP0 1206
  • In Stock:130093
$0.171/pcsRFQ
1808Y0160121GCR Image
  • Part#:1808Y0160121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 1808
  • In Stock:124870
$0.184/pcsRFQ
2225Y5000184MXT Image
  • Part#:2225Y5000184MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 500V X7R 2225
  • In Stock:51201
$0.75/pcsRFQ
0603J2000100FCR Image
  • Part#:0603J2000100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 200V C0G/NP0 0603
  • In Stock:124600
$0.172/pcsRFQ
1206J1K50150KCT Image
  • Part#:1206J1K50150KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1.5KV C0G/NP0 1206
  • In Stock:227129
$0.09/pcsRFQ
2220Y0630390GFT Image
  • Part#:2220Y0630390GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 63V C0G/NP0 2220
  • In Stock:17652
$2.151/pcsRFQ
1206J1K00270KFT Image
  • Part#:1206J1K00270KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 1206
  • In Stock:161391
$0.136/pcsRFQ
1812J0630392KAT Image
  • Part#:1812J0630392KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 63V C0G/NP0 1812
  • In Stock:79118
$0.397/pcsRFQ
0805Y2001P30BQT Image
  • Part#:0805Y2001P30BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.3PF 200V C0G/NP0 0805
  • In Stock:131522
$0.155/pcsRFQ
0603J3004P30HQT Image
  • Part#:0603J3004P30HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.3PF 300V C0G/NP0 0603
  • In Stock:59401
$0.337/pcsRFQ
2220Y5000681JXT Image
  • Part#:2220Y5000681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 2220
  • In Stock:46896
$0.656/pcsRFQ
2220Y0630183JCT Image
  • Part#:2220Y0630183JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V C0G/NP0 2220
  • In Stock:37231
$0.882/pcsRFQ
1210Y1000334KXR Image
  • Part#:1210Y1000334KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 100V X7R 1210
  • In Stock:97288
$0.242/pcsRFQ
  • Part#:0603Y2001P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:242370
$0.087/pcsRFQ
2211JA250681KXRSPU Image
  • Part#:2211JA250681KXRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 250V X7R 2211
  • In Stock:82269
$0.415/pcsRFQ
2220J1K00393KDT Image
  • Part#:2220J1K00393KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 1KV X7R 2220
  • In Stock:43207
$0.879/pcsRFQ
1825Y1K00181GCR Image
  • Part#:1825Y1K00181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1KV C0G/NP0 1825
  • In Stock:30614
$1.028/pcsRFQ
0805Y0100470GCT Image
  • Part#:0805Y0100470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 10V C0G/NP0 0805
  • In Stock:205309
$0.098/pcsRFQ
1812Y0630330FFR Image
  • Part#:1812Y0630330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 1812
  • In Stock:21752
$1.383/pcsRFQ
2225J0250102GCR Image
  • Part#:2225J0250102GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 2225
  • In Stock:21018
$1.535/pcsRFQ
0805Y5000332JXR Image
  • Part#:0805Y5000332JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 500V X7R 0805
  • In Stock:313683
$0.074/pcsRFQ
0805Y0160330KFR Image
  • Part#:0805Y0160330KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 0805
  • In Stock:268374
$0.072/pcsRFQ
1206Y1K23P30BCT Image
  • Part#:1206Y1K23P30BCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 1.2KV C0G/NP0 1206
  • In Stock:60244
$0.32/pcsRFQ
1206Y0630102KCR Image
  • Part#:1206Y0630102KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1206
  • In Stock:223309
$0.087/pcsRFQ
1206Y2000103MDR Image
  • Part#:1206Y2000103MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V X7R 1206
  • In Stock:158286
$0.122/pcsRFQ
1111Y2001P60HQT Image
  • Part#:1111Y2001P60HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.6PF 200V C0G/NP0 1111
  • In Stock:69720
$0.52/pcsRFQ
1206Y6300152MXT Image
  • Part#:1206Y6300152MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V X7R 1206
  • In Stock:295137
$0.08/pcsRFQ
1210J0500272KAR Image
  • Part#:1210J0500272KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 50V C0G/NP0 1210
  • In Stock:84708
$0.236/pcsRFQ
0603Y0500122MDT Image
  • Part#:0603Y0500122MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V X7R 0603
  • In Stock:307138
$0.063/pcsRFQ
1111J1504P70HQT Image
  • Part#:1111J1504P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 150V C0G/NP0 1111
  • In Stock:36782
$0.866/pcsRFQ
  • Part#:1808J0500330JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1808
  • In Stock:164859
$0.142/pcsRFQ
0805J1000121JFR Image
  • Part#:0805J1000121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 0805
  • In Stock:266654
$0.085/pcsRFQ
1206Y0500333KXR Image
  • Part#:1206Y0500333KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 50V X7R 1206
  • In Stock:271939
$0.084/pcsRFQ
2225J0250824KXR Image
  • Part#:2225J0250824KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 25V X7R 2225
  • In Stock:40932
$0.828/pcsRFQ
0805Y0250470FFR Image
  • Part#:0805Y0250470FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 0805
  • In Stock:83565
$0.275/pcsRFQ
1808J0630183JDT Image
  • Part#:1808J0630183JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 63V X7R 1808
  • In Stock:77440
$0.258/pcsRFQ
1210J6300471FCT Image
  • Part#:1210J6300471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 630V C0G/NP0 1210
  • In Stock:70689
$0.461/pcsRFQ
1825J5K00681JXT Image
  • Part#:1825J5K00681JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 5KV X7R 1825
  • In Stock:84134
$0.417/pcsRFQ
0505J150P800HQT Image
  • Part#:0505J150P800HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.8PF 150V C0G/NP0 0505
  • In Stock:73481
$0.301/pcsRFQ
1206Y6300221JXT Image
  • Part#:1206Y6300221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V X7R 1206
  • In Stock:244505
$0.092/pcsRFQ
1808Y0160123JCR Image
  • Part#:1808Y0160123JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 1808
  • In Stock:109797
$0.177/pcsRFQ
2220J5000272MXR Image
  • Part#:2220J5000272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 500V X7R 2220
  • In Stock:82278
$0.374/pcsRFQ
1825J0500150JCT Image
  • Part#:1825J0500150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 50V C0G/NP0 1825
  • In Stock:45011
$0.801/pcsRFQ
0805Y5001P40BQT Image
  • Part#:0805Y5001P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 500V C0G/NP0 0805
  • In Stock:146202
$0.16/pcsRFQ
0805Y5000120GCR Image
  • Part#:0805Y5000120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 0805
  • In Stock:218780
$0.089/pcsRFQ
1812Y5000274KET Image
  • Part#:1812Y5000274KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 500V X7R 1812
  • In Stock:43217
$0.756/pcsRFQ
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