- 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.
| Part Photo | Part Number | Manufacturers | Description | |
|---|---|---|---|---|
| Datasheet |  |
SFBLP5000442ZX1 | Knowles Syfer | CAP FEEDTHRU 4400PF 500V AXIAL |
| Datasheet | |
SFCDL5000333MX1 | Knowles Syfer | CAP FEEDTHRU 0.033UF 500V AXIAL |
| Datasheet | |
SFCDL5000683MX1 | Knowles Syfer | CAP FEEDTHRU 0.068UF 500V AXIAL |
| Datasheet | |
SFBCP2000201ZC0 | Knowles Syfer | CAP FEEDTHRU 200PF 200V AXIAL |
| Datasheet | |
SFBCP5000940ZC0 | Knowles Syfer | CAP FEEDTHRU 94PF 500V AXIAL |
| Datasheet | |
SFBLP2000201ZC0 | Knowles Syfer | CAP FEEDTHRU 200PF 200V AXIAL |
| Datasheet | |
SFBLP5000940ZC0 | Knowles Syfer | CAP FEEDTHRU 94PF 500V AXIAL |
| Datasheet | |
SFBCP1000441ZC1 | Knowles Syfer | CAP FEEDTHRU 440PF 100V AXIAL |
| Datasheet | |
SFBCP2000942ZX1 | Knowles Syfer | CAP FEEDTHRU 9400PF 200V AXIAL |
| Datasheet | |
SFBCP5000200ZC1 | Knowles Syfer | CAP FEEDTHRU 20PF 500V AXIAL |
| Datasheet | |
SFBCP5000440ZC1 | Knowles Syfer | CAP FEEDTHRU 44PF 500V AXIAL |
| Datasheet | |
SFBLP1000441ZC1 | Knowles Syfer | CAP FEEDTHRU 440PF 100V AXIAL |
| Datasheet | |
SFBLP2000942ZX1 | Knowles Syfer | CAP FEEDTHRU 9400PF 200V AXIAL |
| Datasheet | |
SFBLP5000200ZC1 | Knowles Syfer | CAP FEEDTHRU 20PF 500V AXIAL |
| Datasheet | |
SFBLP5000440ZC1 | Knowles Syfer | CAP FEEDTHRU 44PF 500V AXIAL |
| Datasheet | |
SFBCP0500203ZX0 | Knowles Syfer | CAP FEEDTHRU 0.02UF 50V AXIAL |
| Datasheet | |
SFBLP0500203ZX0 | Knowles Syfer | CAP FEEDTHRU 0.02UF 50V AXIAL |
| Datasheet | |
SFCDL2000154MX0 | Knowles Syfer | CAP FEEDTHRU 0.15UF 200V AXIAL |
| Datasheet | |
SFBCP2000201ZC1 | Knowles Syfer | CAP FEEDTHRU 200PF 200V AXIAL |
| Datasheet | |
SFBCP5000940ZC1 | Knowles Syfer | CAP FEEDTHRU 94PF 500V AXIAL |
| Datasheet | |
SFBLP2000201ZC1 | Knowles Syfer | CAP FEEDTHRU 200PF 200V AXIAL |
| Datasheet | |
SFBLP5000940ZC1 | Knowles Syfer | CAP FEEDTHRU 94PF 500V AXIAL |
| Datasheet | |
SFBCP0500203ZX1 | Knowles Syfer | CAP FEEDTHRU 0.02UF 50V AXIAL |
| Datasheet | |
SFBLP0500203ZX1 | Knowles Syfer | CAP FEEDTHRU 0.02UF 50V AXIAL |
| Datasheet | |
SFCDL2000154MX1 | Knowles Syfer | CAP FEEDTHRU 0.15UF 200V AXIAL |
| Datasheet | |
SFCDL0500334MX0 | Knowles Syfer | CAP FEEDTHRU 0.33UF 50V AXIAL |
| Datasheet | |
SFCDL0500334MX1 | Knowles Syfer | CAP FEEDTHRU 0.33UF 50V AXIAL |
| Datasheet | |
SFBMP5000302MX0 | Knowles Syfer | CAP FEEDTHRU 3000PF 500V AXIAL |
| Datasheet | |
SFBMP5000662MX0 | Knowles Syfer | CAP FEEDTHRU 6600PF 500V AXIAL |
| Datasheet | |
SFBMP5001N36MX0 | Knowles Syfer | CAP FEEDTHRU 1360PF 500V AXIAL |
| Datasheet | |
SFJEC5000153MX0 | Knowles Syfer | CAP FEEDTHRU 0.015UF 500V AXIAL |
| Datasheet | |
SFJNC5000153MX0 | Knowles Syfer | CAP FEEDTHRU 0.015UF 500V AXIAL |
| Datasheet | |
SFJNC5000683MX0 | Knowles Syfer | CAP FEEDTHRU 0.068UF 500V AXIAL |
| Datasheet | |
SFCDP5000301MC1 | Knowles Syfer | CAP FEEDTHRU 300PF 500V AXIAL |
| Datasheet | |
SFJEL5000153MX1 | Knowles Syfer | CAP FEEDTHRU 0.015UF 500V AXIAL |
| Datasheet | |
SFJEL5000683MX1 | Knowles Syfer | CAP FEEDTHRU 0.068UF 500V AXIAL |
| Datasheet | |
SFJNL5000333MX1 | Knowles Syfer | CAP FEEDTHRU 0.033UF 500V AXIAL |
| Datasheet | |
SFJNL5000683MX1 | Knowles Syfer | CAP FEEDTHRU 0.068UF 500V AXIAL |
| Datasheet | |
SFCDP0500663MX0 | Knowles Syfer | CAP FEEDTHRU 0.066UF 50V AXIAL |
| Datasheet | |
SFBMP5000302MX1 | Knowles Syfer | CAP FEEDTHRU 3000PF 500V AXIAL |
| Datasheet | |
SFBMP5000662MX1 | Knowles Syfer | CAP FEEDTHRU 6600PF 500V AXIAL |
| Datasheet | |
SFBMP5001N36MX1 | Knowles Syfer | CAP FEEDTHRU 1360PF 500V AXIAL |
| Datasheet | |
SFBMP5000300ZC0 | Knowles Syfer | CAP FEEDTHRU 30PF 500V AXIAL |
| Datasheet | |
SFBMP5000301MC0 | Knowles Syfer | CAP FEEDTHRU 300PF 500V AXIAL |
| Datasheet | |
SFBMP5000440ZC0 | Knowles Syfer | CAP FEEDTHRU 44PF 500V AXIAL |
| Datasheet | |
SFBMP5000660ZC0 | Knowles Syfer | CAP FEEDTHRU 66PF 500V AXIAL |
| Datasheet | |
SFBMP50013N6MX0 | Knowles Syfer | CAP FEEDTHRU 0.0136UF 500V AXIAL |
| Datasheet | |
SFJEC5000333MX0 | Knowles Syfer | CAP FEEDTHRU 0.033UF 500V AXIAL |
| Datasheet | |
SFJEC5000683MX0 | Knowles Syfer | CAP FEEDTHRU 0.068UF 500V AXIAL |
| Datasheet | |
SFJNC5000333MX0 | Knowles Syfer | CAP FEEDTHRU 0.033UF 500V AXIAL |
