
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.
Product Category
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Product List

- Part#:
0805J0250823KXR - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.082UF 25V X7R 0805 - In Stock:
5087

- Part#:
0805Y2500271KXR - Manufacturers:
Knowles Syfer - Description:
CAP CER 270PF 250V X7R 0805 - In Stock:
4093

- Part#:
0603J0500820KCT - Manufacturers:
Knowles Syfer - Description:
CAP CER 82PF 50V C0G/NP0 0603 - In Stock:
1198966

- Part#:
1812Y1K00563MXR - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.056UF 1KV X7R 1812 - In Stock:
4923

- Part#:
2225Y0250823KXR - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.082UF 25V X7R 2225 - In Stock:
4964

- Part#:
2225Y1000155JXT - Manufacturers:
Knowles Syfer - Description:
CAP CER 1.5UF 100V X7R 2225 - In Stock:
38705

- Part#:
1210Y0630223JCT - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.022UF 63V C0G/NP0 1210 - In Stock:
98273

- Part#:
111126300331GQTAF9LM - Manufacturers:
Knowles Syfer - Description:
CAP CER 330PF 630V C0G/NP0 1111 - In Stock:
74645

- Part#:
1808Y2500471MDR - Manufacturers:
Knowles Syfer - Description:
CAP CER 470PF 250V X7R 1808 - In Stock:
4405

- Part#:
2225J0500474MXT - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.47UF 50V X7R 2225 - In Stock:
65040

- Part#:
1808YA250101KSTSYX - Manufacturers:
Knowles Syfer - Description:
CAP CER 100PF 250V X7R 1808 - In Stock:
208154

- Part#:
2225J0100475KXT - Manufacturers:
Knowles Syfer - Description:
CAP CER 4.7UF 10V X7R 2225 - In Stock:
4287

- Part#:
2225Y1K50680GCT - Manufacturers:
Knowles Syfer - Description:
CAP CER 68PF 1.5KV C0G/NP0 2225 - In Stock:
37661

- Part#:
SFCDC5000680MC1 - Manufacturers:
Knowles Syfer - Description:
CAP FEEDTHRU 68PF 20% 500V AXIAL - In Stock:
4838

- Part#:
0603Y0501P50BFT - Manufacturers:
Knowles Syfer - Description:
CAP CER 1.5PF 50V C0G/NP0 0603 - In Stock:
5299

- Part#:
1808Y2000121KDR - Manufacturers:
Knowles Syfer - Description:
CAP CER 120PF 200V X7R 1808 - In Stock:
6552

- Part#:
1825J0500185MXT - Manufacturers:
Knowles Syfer - Description:
CAP CER 1.8UF 50V X7R 1825 - In Stock:
22649

- Part#:
2220Y6K00681JXR - Manufacturers:
Knowles Syfer - Description:
CAP CER 680PF 6KV X7R 2220 - In Stock:
5959

- Part#:
1825Y3K00681GCR - Manufacturers:
Knowles Syfer - Description:
CAP CER 680PF 3KV C0G/NP0 1825 - In Stock:
5098

- Part#:
1808Y0160151KDT - Manufacturers:
Knowles Syfer - Description:
CAP CER 150PF 16V X7R 1808 - In Stock:
4401

- Part#:
1210J2500823MDT - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.082UF 250V X7R 1210 - In Stock:
5592

- Part#:
1210Y0630224JDR - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.22UF 63V X7R 1210 - In Stock:
5924

- Part#:
1812J0500220GFT - Manufacturers:
Knowles Syfer - Description:
CAP CER 22PF 50V C0G/NP0 1812 - In Stock:
5599

- Part#:
0805Y2001P20CAR - Manufacturers:
Knowles Syfer - Description:
CAP CER 1.2PF 200V C0G/NP0 0805 - In Stock:
5083

- Part#:
1812J0500682KAT - Manufacturers:
Knowles Syfer - Description:
CAP CER 6800PF 50V C0G/NP0 1812 - In Stock:
54982

- Part#:
1808Y0100821MXT - Manufacturers:
Knowles Syfer - Description:
CAP CER 820PF 10V X7R 1808 - In Stock:
6218

- Part#:
1206Y0250330GFT - Manufacturers:
Knowles Syfer - Description:
CAP CER 33PF 25V C0G/NP0 1206 - In Stock:
4040

- Part#:
1111Y5003P90BQT - Manufacturers:
Knowles Syfer - Description:
CAP CER 3.9PF 500V C0G/NP0 1111 - In Stock:
4051

- Part#:
0603J0100331KXR - Manufacturers:
Knowles Syfer - Description:
CAP CER 330PF 10V X7R 0603 - In Stock:
5730

- Part#:
2225J5K00220FCR - Manufacturers:
Knowles Syfer - Description:
CAP CER 22PF 5KV C0G/NP0 2225 - In Stock:
3806

- Part#:
2225J0100224JCR - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.22UF 10V C0G/NP0 2225 - In Stock:
6330

- Part#:
2225J0500103JCT - Manufacturers:
Knowles Syfer - Description:
CAP CER 10000PF 50V C0G/NP0 2225 - In Stock:
57747

- Part#:
1210Y6300331GAT - Manufacturers:
Knowles Syfer - Description:
CAP CER 330PF 630V C0G/NP0 1210 - In Stock:
26613

- Part#:
1825J0630150JCR - Manufacturers:
Knowles Syfer - Description:
CAP CER 15PF 63V C0G/NP0 1825 - In Stock:
6467

- Part#:
2225Y1000393MDT - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.039UF 100V X7R 2225 - In Stock:
6137

- Part#:
2225Y0160332JCR - Manufacturers:
Knowles Syfer - Description:
CAP CER 3300PF 16V C0G/NP0 2225 - In Stock:
5784

- Part#:
1210J1K20820GCR - Manufacturers:
Knowles Syfer - Description:
CAP CER 82PF 1.2KV C0G/NP0 1210 - In Stock:
6152

- Part#:
1808Y2000272JDT - Manufacturers:
Knowles Syfer - Description:
CAP CER 2700PF 200V X7R 1808 - In Stock:
6554

- Part#:
1825Y4K00391KCR - Manufacturers:
Knowles Syfer - Description:
CAP CER 390PF 4KV C0G/NP0 1825 - In Stock:
6547

- Part#:
1206Y2000151MET - Manufacturers:
Knowles Syfer - Description:
CAP CER 150PF 200V X7R 1206 - In Stock:
349057

- Part#:
2225J0250225JDR - Manufacturers:
Knowles Syfer - Description:
CAP CER 2.2UF 25V X7R 2225 - In Stock:
4854

- Part#:
0805Y5000271JDT - Manufacturers:
Knowles Syfer - Description:
CAP CER 270PF 500V X7R 0805 - In Stock:
6019

- Part#:
1812J0160121FCT - Manufacturers:
Knowles Syfer - Description:
CAP CER 120PF 16V C0G/NP0 1812 - In Stock:
6362

- Part#:
1808J6300682MXT - Manufacturers:
Knowles Syfer - Description:
CAP CER 6800PF 630V X7R 1808 - In Stock:
149531

- Part#:
2220J0160824JXR - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.82UF 16V X7R 2220 - In Stock:
5852

- Part#:
1825Y2500562JCT - Manufacturers:
Knowles Syfer - Description:
CAP CER 5600PF 250V C0G/NP0 1825 - In Stock:
63567

- Part#:
0805J0500270FAT - Manufacturers:
Knowles Syfer - Description:
CAP CER 27PF 50V C0G/NP0 0805 - In Stock:
159043

- Part#:
2225J2000560GFT - Manufacturers:
Knowles Syfer - Description:
CAP CER 56PF 200V C0G/NP0 2225 - In Stock:
6664

- Part#:
1812Y0630392JAR - Manufacturers:
Knowles Syfer - Description:
CAP CER 3900PF 63V C0G/NP0 1812 - In Stock:
6107

- Part#:
1808Y0100183JCT - Manufacturers:
Knowles Syfer - Description:
CAP CER 0.018UF 10V C0G/NP0 1808 - In Stock:
83580