- 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 |  |
SFCML5000333MX1 | Knowles Syfer | CAP FEEDTHRU 0.033UF 500V AXIAL |
| Datasheet | |
SFCML5000683MX1 | Knowles Syfer | CAP FEEDTHRU 0.068UF 500V AXIAL |
| Datasheet | |
SFBDL5000152MX0 | Knowles Syfer | CAP FEEDTHRU 1500PF 500V AXIAL |
| Datasheet | |
SFBDL5000332MX0 | Knowles Syfer | CAP FEEDTHRU 3300PF 500V AXIAL |
| Datasheet | |
SFBDL5000681MX0 | Knowles Syfer | CAP FEEDTHRU 680PF 500V AXIAL |
| Datasheet | |
SFCDL5000152MX0 | Knowles Syfer | CAP FEEDTHRU 1500PF 500V AXIAL |
| Datasheet | |
SFCDL5000332MX0 | Knowles Syfer | CAP FEEDTHRU 3300PF 500V AXIAL |
| Datasheet | |
SFCDL5000681MX0 | Knowles Syfer | CAP FEEDTHRU 680PF 500V AXIAL |
| - | |
SFCIL5000333MX0 | Knowles Syfer | CAP FEEDTHRU 0.033UF 500V AXIAL |
| - | |
SFCIL5000683MX0 | Knowles Syfer | CAP FEEDTHRU 0.068UF 500V AXIAL |
| Datasheet | |
SFBML0500333MX1 | Knowles Syfer | CAP FEEDTHRU 0.033UF 50V AXIAL |
| Datasheet | |
SFBMT5000150ZC1 | Knowles Syfer | CAP FEEDTHRU 15PF 500V AXIAL |
| Datasheet | |
SFBMT5000151MC1 | Knowles Syfer | CAP FEEDTHRU 150PF 500V AXIAL |
| Datasheet | |
SFBMT5000220ZC1 | Knowles Syfer | CAP FEEDTHRU 22PF 500V AXIAL |
| Datasheet | |
SFBMT5000330ZC1 | Knowles Syfer | CAP FEEDTHRU 33PF 500V AXIAL |
| Datasheet | |
SFBMT5000682MX1 | Knowles Syfer | CAP FEEDTHRU 6800PF 500V AXIAL |
| - | |
SFCIC0500334MX1 | Knowles Syfer | CAP FEEDTHRU 0.33UF 50V AXIAL |
| - | |
SFCIL5000153MX1 | Knowles Syfer | CAP FEEDTHRU 0.015UF 500V AXIAL |
| - | |
SFNOC1000102ZX0 | Knowles Syfer | CAP FEEDTHRU 1000PF 100V AXIAL |
| - | |
SFNOC1000221ZC0 | Knowles Syfer | CAP FEEDTHRU 220PF 100V AXIAL |
| - | |
SFNOC1000471ZX0 | Knowles Syfer | CAP FEEDTHRU 470PF 100V AXIAL |
| Datasheet | |
SFBDL5000150ZC0 | Knowles Syfer | CAP FEEDTHRU 15PF 500V AXIAL |
| Datasheet | |
SFBDL5000151MC0 | Knowles Syfer | CAP FEEDTHRU 150PF 500V AXIAL |
| Datasheet | |
SFBDL5000220ZC0 | Knowles Syfer | CAP FEEDTHRU 22PF 500V AXIAL |
| Datasheet | |
SFBDL5000330ZC0 | Knowles Syfer | CAP FEEDTHRU 33PF 500V AXIAL |
| Datasheet | |
SFBDL5000682MX0 | Knowles Syfer | CAP FEEDTHRU 6800PF 500V AXIAL |
| Datasheet | |
SFBDT5000152MX0 | Knowles Syfer | CAP FEEDTHRU 1500PF 500V AXIAL |
| Datasheet | |
SFBDT5000332MX0 | Knowles Syfer | CAP FEEDTHRU 3300PF 500V AXIAL |
| Datasheet | |
SFBDT5000681MX0 | Knowles Syfer | CAP FEEDTHRU 680PF 500V AXIAL |
| Datasheet | |
SFBMT0500333MX0 | Knowles Syfer | CAP FEEDTHRU 0.033UF 50V AXIAL |
| Datasheet | |
SFCDL5000150ZC0 | Knowles Syfer | CAP FEEDTHRU 15PF 500V AXIAL |
| Datasheet | |
SFCDL5000151MC0 | Knowles Syfer | CAP FEEDTHRU 150PF 500V AXIAL |
| Datasheet | |
SFCDL5000220ZC0 | Knowles Syfer | CAP FEEDTHRU 22PF 500V AXIAL |
| Datasheet | |
SFSUC5000682MX0 | Knowles Syfer | CAP FEEDTHRU 6800PF 500V AXIAL |
| Datasheet | |
SFAKC5000152MX0 | Knowles Syfer | CAP FEEDTHRU 1500PF 500V AXIAL |
| Datasheet | |
SFAKC5000332MX0 | Knowles Syfer | CAP FEEDTHRU 3300PF 500V AXIAL |
| Datasheet | |
SFAKC5000681MX0 | Knowles Syfer | CAP FEEDTHRU 680PF 500V AXIAL |
| Datasheet | |
SFSUC5000150ZC0 | Knowles Syfer | CAP FEEDTHRU 15PF 500V AXIAL |
| Datasheet | |
SFSUC5000153MX0 | Knowles Syfer | CAP FEEDTHRU 0.015UF 500V AXIAL |
| Datasheet | |
SFSUC5000220ZC0 | Knowles Syfer | CAP FEEDTHRU 22PF 500V AXIAL |
| Datasheet | |
SFSUC5000330ZC0 | Knowles Syfer | CAP FEEDTHRU 33PF 500V AXIAL |
| Datasheet | |
SFSUC5000683MX0 | Knowles Syfer | CAP FEEDTHRU 0.068UF 500V AXIAL |
| Datasheet | |
SFAKC5000150ZC0 | Knowles Syfer | CAP FEEDTHRU 15PF 500V AXIAL |
| Datasheet | |
SFAKC5000151MC0 | Knowles Syfer | CAP FEEDTHRU 150PF 500V AXIAL |
| Datasheet | |
SFAKC5000220ZC0 | Knowles Syfer | CAP FEEDTHRU 22PF 500V AXIAL |
| Datasheet | |
SFAKC5000330ZC0 | Knowles Syfer | CAP FEEDTHRU 33PF 500V AXIAL |
| Datasheet | |
SFAKC5000682MX0 | Knowles Syfer | CAP FEEDTHRU 6800PF 500V AXIAL |
| Datasheet | |
SFAKC5000152MX1 | Knowles Syfer | CAP FEEDTHRU 1500PF 500V AXIAL |
| Datasheet | |
SFAKC5000332MX1 | Knowles Syfer | CAP FEEDTHRU 3300PF 500V AXIAL |
| Datasheet | |
SFAKC5000681MX1 | Knowles Syfer | CAP FEEDTHRU 680PF 500V AXIAL |
