Description
WITHOUT BOX)
CISCO
BRI 4B-S/T
NETWORK MODULE PCB CARD
NM-4B-I
70281
AT02407
MADE IN CHINA
The Cisco NM-4B-I is a BRI 4B-S/T network module PCB card used within the data networking hardware of a vessel’s marine control installation. As its name sets out, it is a network module built on a printed circuit board and fitted with a BRI 4B-S/T interface, giving the host equipment network interface capacity for the communication links that the control plant relies on. The card also carries the markings 70281 and AT02407 alongside the model number. It is offered in New Without Box condition.
Key Features
✓ BRI 4B-S/T interface
✓ Network module PCB card format
✓ Model number NM-4B-I
✓ Additional markings 70281 and AT02407
✓ Made in China
Marine Applications
✓ Communication links between shipboard control stations
✓ Data networking hardware within integrated control installations
✓ Network module spares for onboard communication equipment racks
Technical Support
Prota Marine provides technical support, repair and onboard installation for the network module and the wider marine control system. Support covers fault diagnosis on the card and its network links, followed by commissioning support when the module is returned to service.



