Cobham SAILOR 4300

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Cobham SAILOR 4300 - Pre-order Now!

Regular Price: $8,995.00

Special Price $8,295.00

Availability:In stock

Quick Overview:

Compact and incredibly easy to install, the SAILOR 4300 Iridium Certus ConnectedTM terminal is the pinnacle of L-band satcom performance and reliability.



We live in a world with an ever-increasing demand for connected, high-speed services and bandwidth –communication satellite systems have the unique advantage to offer these types of services globally and uniformly, even in parts of the world where terrestrial networks can’t.  Wherever there is a strong latent need for safe, secure and simple communications – both services and equipment – satellite networks offer the best solution, giving each user high data rates, clarity and speed.
Satellite communication networks allow people in remote locations to access the internet, help vessels and aircrafts operate safely, and provide defense, government and emergency services with critical communication links during crises, natural disasters and states of emergency.

Cobham SAILOR 4300

Compact and incredibly easy to install, the SAILOR 4300 Iridium Certus ConnectedTM terminal is the pinnacle of L-band satcom performance and reliability. It ensures that your link to the Iridium® NEXT network is always available so you can operate safer, smarter and more efficiently through the power of always available communication and digitally connected applications.

Next generation

Iridium CertusSM is a new portfolio of global satellite services powered by Iridium® NEXT, a ground-breaking L-band global satellite constellation, which features a cross-linked Low-Earth Orbit (LEO) architecture to provide 100% coverage over the earth’s surface. With SAILOR 4300 providing your on board link, you are guaranteed high bandwidth IP connectivity and three high-quality voice lines for global calling wherever you are.

Heavyweight applications

Available in bulkkhead and 19” rackmount configuration, SAILOR 4300 offers the most reliable connection to the Iridium® NEXT satellite network with speeds suitable for data-heavy applications including; videoconferencing, multi-user Internet/VPN, IoT and telemedicine, alongside regular usage including email, electronic forms/reporting and crew communication.

Operational continuity

SAILOR 4300 is designed to withstand the harshest maritime environments. Reliability is high and lifecycle costs are inherently low – it is built to such high quality that there is no scheduled service interval and no maintenance for at least 10 years after installation. But should something go wrong, you have the support and knowledge of Cobham SATCOM’s unique Global Service Network to get you back online wherever you are.

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.

Additional Information

Part Number SAILOR-4300


Iridium next approved. Compliant to RED, CE Marked. Testet to FCC part 25



1616 - 1626.5 MHz


1616 - 1626.5 MHz


Cable loss max/min

20 dB at 1,62 GHz and 1.0 DC loop resistance max 3 dB at 36 MHz - max 4 dB at 54 MHz



TNC, female


TNC, female


DC input range (isolated)

10.5V to 32V DC

Power (max) incl. antenna & PoE output

120W @ 10-32 V


Ambient Temperature


36.0 dBi typ. @ 11.70 GHz (incl. radome)

Automatic thermal surveillance

Shuts down system gradually in ease of own temperature

BDU operating humidity

95% non-condensing at +40°C

ADU enclosure


ADU operating humidity

95% non-condensing at +40°C

BDU enclosure


Icing (survival)

Max 25mm


Vibration, operational

Random spectrum 1.05 g rms x 3 axes:

5 to 20 Hz: 0.02 g2/Hz

20 to 150 Hz: -3 dB/octave

Vibration, non-operational

Random spectrum 1.7 g rms 2 h x 3 axes (6 h total):

5 to 20 Hz: 0.05 g2/Hz

20 to 150 Hz: -3 dB/octave



+/- 30 deg. per. 4 s, max 0.7 g tan.


+/- 15 deg. per. 3 s, max 0.6 g tan.


+/- 10 deg. per. 5 s, max 0.3 g tan.


+/- 0.5g


+/- 0.5g


+/- 0.7g

Turning rate

+/- 36˚/s; ACC 12˚/s²

Headway speed

22 m/s (42 knots)


200 km/hr (100 knots)


20g/11 half-sine


Standard IP

176/352 kbps


4 ports

I/O Connector

1 connector

Status LED

Full status LED panel

SIM Card Slot

1 SIM Card slot for Iridium SIM card


Network Iridium
Brand Cobham
Airtime Rates

Iridium Certus Martime Plans



Minimum 3 Month Contract 
$50 Activation Fee 
Inbound calls are free, but caller may be billed an international rate by their provider.

Coverage Map

Coverage Areas Worldwide, North America, South America, Europe, Asia, Africa, Australia, Polar