The Neutrik NBB75DFI is an isolated 75-ohm BNC panel connector for video, SDI and RF signal work. Its isolated design separates the connector shell from the chassis, breaking ground loops on panel-mounted BNC feeds – a common source of hum bars and signal interference in broadcast and AV installations.
Why isolated?An isolated BNC keeps the connector body electrically separated from the metal panel it mounts in, preventing chassis ground loops from injecting noise into the video or RF signal path. Essential where multiple pieces of equipment share a common rack or panel.
Features
Isolated 75-ohm BNC panel connector
Shell isolated from chassis to break ground loops
Suited to HD-SDI, video and AES/EBU, rated to 3 GHz
Panel / chassis mounting for racks and wall plates
Genuine Neutrik precision and durability
Reliable broadcast-grade signal integrity
NoteThis is the standard isolated version. A black-finish variant (NBB75DFIB) and an antraloy-finish variant (NBB75DFIX) are also available.
Specifications
| Manufacturer | Neutrik |
| Model | NBB75DFI |
| Type | Isolated BNC feedthrough, D-shape housing |
| Impedance | 75 ohm |
| Mounting | Panel / chassis |





