Iridium Certus Cobham Sailor 4300

Additional information


Cobham SAILOR 4300 (Iridium Certus) was developed for maritime based data communication with up to 352 kbps a for the new Iridium NEXT network. Lastest news about Iridium Certus network: The Iridium Certus Land and Maritime service is actually not available in Russia.

Understanding innovation – As the market leader in maritime L-band terminals, Cobham SATCOM delivers innovation based on our innate understanding of the operational realities and strategic goals of our service provider partners and end-users. When moving to Iridium® NEXT using SAILOR 4300, you get the best available Iridium CertusSM voice and data service anywhere in the world from an easy to install terminal with a rich feature-set and class-leading lifecycle costs.


Standard IP data up to 352 kbps up/ down load
3 simultaneous voice lines even while active data connection
Built-in SIP server
3 year manufacturers warranty.

Reference Sheet

Data connection:

IP data with d 352 kbps up and 176 kbps download


4x RJ45 LAN
1x I/O connector
TNC female for antenna cable (ADU and BDU)

Power supply, consumption:

Input 10.5 V to 32 V DC
120 W @ 10 to 32 V incl. power supply of external antenna and PoE

Dimensions and weight:

Terminal (BDU) 3.2 kg
Antenna (ADU) 9.7 kg
BDU 481 (342.5 without cable tray) x 270 x 42 mm
ADU Ø 380 x 253 mm


Terminal (BDU) IP31
Antenna (ADU) IPX6
Automatic thermal surveillance
Operating humidity
BDU 95 % non-condensing at +40°C
ADU 95 % non-condensing at +40°C
Vibration, ship motion and mechanical shock see documents “Datasheet”


Sailor 4300 Brochure

Sailor 4300 Reference Sheet


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