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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

2225Y6K00150JCT Image
  • Part#:2225Y6K00150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 6KV C0G/NP0 2225
  • In Stock:64197
$0.492/pcsRFQ
1206Y0500183KXR Image
  • Part#:1206Y0500183KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 1206
  • In Stock:249851
$0.076/pcsRFQ
2225Y0100680GCR Image
  • Part#:2225Y0100680GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 10V C0G/NP0 2225
  • In Stock:18533
$1.805/pcsRFQ
2225J0160330GCT Image
  • Part#:2225J0160330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 2225
  • In Stock:24068
$1.633/pcsRFQ
1808Y0500394JDR Image
  • Part#:1808Y0500394JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.39UF 50V X7R 1808
  • In Stock:74809
$0.314/pcsRFQ
0603Y0100331JCR Image
  • Part#:0603Y0100331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 10V C0G/NP0 0603
  • In Stock:310659
$0.066/pcsRFQ
1812Y1K20332MXT Image
  • Part#:1812Y1K20332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 1.2KV X7R 1812
  • In Stock:74522
$0.323/pcsRFQ
1210J0500153KDT Image
  • Part#:1210J0500153KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 1210
  • In Stock:96531
$0.217/pcsRFQ
0603Y0500391FFR Image
  • Part#:0603Y0500391FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 0603
  • In Stock:69764
$0.286/pcsRFQ
0805Y0160270KFT Image
  • Part#:0805Y0160270KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 16V C0G/NP0 0805
  • In Stock:260400
$0.079/pcsRFQ
1210J0160393KXR Image
  • Part#:1210J0160393KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1210
  • In Stock:134035
$0.148/pcsRFQ
1808J2K55P60DCT Image
  • Part#:1808J2K55P60DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 2.5KV C0G/NP0 1808
  • In Stock:93867
$0.201/pcsRFQ
1808Y0500153KDT Image
  • Part#:1808Y0500153KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 50V X7R 1808
  • In Stock:112136
$0.21/pcsRFQ
2220J0100392KCR Image
  • Part#:2220J0100392KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 10V C0G/NP0 2220
  • In Stock:48056
$0.636/pcsRFQ
1812J5000471GAR Image
  • Part#:1812J5000471GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1812
  • In Stock:72200
$0.503/pcsRFQ
1206Y0250124MDT Image
  • Part#:1206Y0250124MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V X7R 1206
  • In Stock:163341
$0.145/pcsRFQ
1111Y5000181KQT Image
  • Part#:1111Y5000181KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1111
  • In Stock:90890
$0.39/pcsRFQ
2225Y0500473MXT Image
  • Part#:2225Y0500473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 2225
  • In Stock:46078
$0.751/pcsRFQ
1206Y1000471JXT Image
  • Part#:1206Y1000471JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V X7R 1206
  • In Stock:229488
$0.096/pcsRFQ
  • Part#:0805J5000391MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V X7R 0805
  • In Stock:577731
$0.037/pcsRFQ
1808J2K00120JCR Image
  • Part#:1808J2K00120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 1808
  • In Stock:133974
$0.146/pcsRFQ
1808J5000222JFT Image
  • Part#:1808J5000222JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V C0G/NP0 1808
  • In Stock:67729
$0.296/pcsRFQ
2225Y6300272GCT Image
  • Part#:2225Y6300272GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 630V C0G/NP0 2225
  • In Stock:20651
$1.511/pcsRFQ
1206Y1502P20BQT Image
  • Part#:1206Y1502P20BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 150V C0G/NP0 1206
  • In Stock:117605
$0.183/pcsRFQ
1206J2502P10CQT Image
  • Part#:1206J2502P10CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 250V C0G/NP0 1206
  • In Stock:114497
$0.176/pcsRFQ
2220J0630682GFT Image
  • Part#:2220J0630682GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 63V C0G/NP0 2220
  • In Stock:18539
$1.79/pcsRFQ
0805Y0250124JXR Image
  • Part#:0805Y0250124JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 25V X7R 0805
  • In Stock:228126
$0.092/pcsRFQ
1825Y3K00272KXR Image
  • Part#:1825Y3K00272KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 3KV X7R 1825
  • In Stock:54162
$0.605/pcsRFQ
1812J0250223FCR Image
  • Part#:1812J0250223FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 1812
  • In Stock:24585
$1.501/pcsRFQ
1812J0160274KDR Image
  • Part#:1812J0160274KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 1812
  • In Stock:82169
$0.45/pcsRFQ
1825Y0250122GCT Image
  • Part#:1825Y0250122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 25V C0G/NP0 1825
  • In Stock:24529
$1.482/pcsRFQ
1210Y0160180GFR Image
  • Part#:1210Y0160180GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 1210
  • In Stock:67944
$0.442/pcsRFQ
1808YA250120KCTSP Image
  • Part#:1808YA250120KCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1808
  • In Stock:100772
$0.24/pcsRFQ
1808Y0630222MDT Image
  • Part#:1808Y0630222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V X7R 1808
  • In Stock:104316
$0.206/pcsRFQ
1808Y1K00561JFT Image
  • Part#:1808Y1K00561JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 1KV C0G/NP0 1808
  • In Stock:83009
$0.267/pcsRFQ
1210Y0500392GCR Image
  • Part#:1210Y0500392GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 1210
  • In Stock:70925
$0.322/pcsRFQ
1812J0160120JFT Image
  • Part#:1812J0160120JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 1812
  • In Stock:82534
$0.469/pcsRFQ
1825Y0500154KCR Image
  • Part#:1825Y0500154KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V C0G/NP0 1825
  • In Stock:18602
$1.726/pcsRFQ
1808J0160152KFT Image
  • Part#:1808J0160152KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 1808
  • In Stock:110750
$0.174/pcsRFQ
0805J1000332KDT Image
  • Part#:0805J1000332KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 100V X7R 0805
  • In Stock:225496
$0.087/pcsRFQ
1210J0160330FCT Image
  • Part#:1210J0160330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1210
  • In Stock:67557
$0.576/pcsRFQ
1206J1K50220FCR Image
  • Part#:1206J1K50220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.5KV C0G/NP0 1206
  • In Stock:87251
$0.273/pcsRFQ
1210J1000102JDR Image
  • Part#:1210J1000102JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 100V X7R 1210
  • In Stock:84135
$0.256/pcsRFQ
2220J5K00471KXR Image
  • Part#:2220J5K00471KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 5KV X7R 2220
  • In Stock:79458
$0.248/pcsRFQ
1206Y1K03P00BQT Image
  • Part#:1206Y1K03P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 1KV C0G/NP0 1206
  • In Stock:91895
$0.257/pcsRFQ
1812J0630562KCR Image
  • Part#:1812J0630562KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1812
  • In Stock:77534
$0.272/pcsRFQ
0805J500P200DQT Image
  • Part#:0805J500P200DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.2PF 500V C0G/NP0 0805
  • In Stock:152982
$0.154/pcsRFQ
2225J1000681GFR Image
  • Part#:2225J1000681GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 100V C0G/NP0 2225
  • In Stock:14857
$2.322/pcsRFQ
1206Y0500122GFR Image
  • Part#:1206Y0500122GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V C0G/NP0 1206
  • In Stock:82391
$0.256/pcsRFQ
0805Y0160123JCR Image
  • Part#:0805Y0160123JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 16V C0G/NP0 0805
  • In Stock:185315
$0.107/pcsRFQ
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