Lars Thrane's LT-4100 maritime satellite communications system, using the Iridium Certus® 100 service class.

With a strong background in satellite communications engineering, and experience in the development of maritime communications and navigation equipment, Lars Thrane A/S brings high performance products into the maritime world of tomorrow. Their products are for the maritime professional and leisure markets.

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Manufacturer

IP data up to 22 kbps (up) and up to 88 kbps (down)

Single antenna cable solution (up to 500 m)

Large 4.3" TFT display supporting day and night modes

Ethernet LAN interface on the control unit

Firewall and IP data management (configuration of outgoing firewall, port forwarding, remote management, etc.)

Additionally, provides external support for SIP PABX and SIP handsets (up to 8) and POTS through Analogue Telephone Adaptors (ATA)

Features and Benefits

Lars Thrane's LT-4100 maritime satellite communications system, using the Iridium Certus® 100 service class, continues the winning formula established with their LT-3100 and LT-3100S GMDSS products. While the LT-4100 has been designed very much with the professional market in mind, from fishing vessels to workboats of all types, it will equally find a home in the leisure market.

The LT-4100 utilises the Iridium Certus satellite network.

To satisfy the demands of the maritime market the LT-4100 system meets all standards and certification requirements for worldwide maritime satellite communications equipment (RED, FCC, ISED, RoHS 2, Iridium®). It offers both voice and data, with 100% global coverage, making it an ideal primary - or secondary - satellite communications system for the demanding professional mariner. Leisure users will appreciate the simplicity of installation and intuitive user interface to ensure they are connected wherever they are.

[Download Product Sheet](https://theastgroup-production.fra1.cdn.digitaloceanspaces.com/a08454a49ffc015130987522c2eeee7f.pdf?updated_at=2023-11-07T15:39:33.477Z)

**Iridium Certus 100 airtime subscriptions with AST exclusively benefit from real-time alerting utilising AST's leading INTEGRA Control Lite service.**

Lars Thrane LT-4100 System: Iridium Certus 100

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Technical Information

Seamless connectivity solutions for sustainable business operations and crew safety and welfare. 

Commercial Shipping Solutions

Digital and autonomous technologies can transform the working lives of our seafarers while also raising both safety standards and operational efficiency. 

AST Networks provide the link between the commercial shipping and digitalisation with innovative access to real-time data to enable greater and continuous connectivity and control over satellite, GSM networks and fleet/vessel management.


Digitalisation

Due to the nature of commercial shipping, crew can be at sea for prolonged periods of time, relying on satellite connection to stay in touch with loved ones and to boost morale on board through access to entertainment. 

Onboard VSAT/L-Band/GSM services make bandwidth available for crew to access real-time entertainment (films, /social media etc.) as well as connect with family and friends on the shoreside at any time. 

Crew safety & welfare

Reliable connectivity available in real-time either onboard or from the shoreside at any point in time empowers the commercial shipping industry with immediate access to record and communicate information, data and take action to improve the vessel performance. 

AST Networks put the maritime sector in control of their [connectivity and bandwidth](https://theastgroup-production-app-v48om.ondigitalocean.app/solutions/comms-and-bandwidth-management), from simple voice and data to corporate VSAT bandwidth connectivity solutions, AST Networks provides vessels with a reliable and secure connection anywhere in the world through a range of maritime satellite communications solutions. 




Vessel operations

Related Insights

With over 30 years of experience, AST Networks have learnt to adapt and innovative with the growing connectivity requirements of the commercial shipping industry. Now more than ever shipping companies are relying on satellite communications to not only connect their crew and keep them safe but track, monitor and connect their high-value assets.

AST Networks connectivity solutions enables fleet owners to use technology to transform their operations, improve performance, reduce costs through vessel optimisation, monitor environmental parameters to decarbonize and meet sustainability goals, and provide bandwidth management solutions across all channels to ensure crew productivity and wellbeing.

We offer satellite communications services for commercial shipping. We provide the latest in satellite communications technology to ensure that your vessels are always connected.

Satellite communications service for commercial shipping

Commercial Shipping

Feel connected and safe wherever the catch takes you. Remain compliant with regulations and stay ahead of the game with real-time access to data.

Commercial Fishing Solutions

Commercial fishing is one of the riskiest jobs in the world. Boats can be out at sea for weeks or months, with those on board often exposed to difficult and challenging conditions.

To ensure round-the-clock safety for all on board, reliable connectivity is crucial for fishing vessel owners, skippers and crew to gather information on weather conditions at sea.

AST Networks offers unparalleled safety for fishing vessels with [pole-to-pole](/sectors/polar) coverage via [Iridium Certus®](/en/services/iridium-certus) to the Global Maritime Distress and Safety System (GMDSS). 

A worldwide system for automated emergency signal communication for ships at sea developed by the International Maritime Organisation (IMO) as part of the Safety of Life at Sea (SOLAS) Convention, it allows you to send emergency and distress messages, enable vessel-to-vessel routine communications and vessel-to-shore routine communications.

Regardless of a vessel’s location at sea, with AST Networks global coverage, vessels can rely on a connection to enable operational communication with shoreside, other vessels and access to data. 

Our unique connectivity solutions with VSAT also allow crews to surf the web, [communicate with loved ones](/solutions/crew-welfare) and enjoy entertainment during downtime. 

Remain in control of bandwidth with market leading bandwidth management service INTEGRA Control that frees up bandwidth for operational and critical communications when you need it. 


Resilient connectivity for on-board communications

Stay ahead of your [sustainability goals](https://www.ast-networks.com/case-studies/fishery-asset-monitoring-from-ast) and comply with fishing regulations with AST Networks complete marine and maritime satellite communications services. Using cellular, GSM, satellite, or a combination, we enable continual monitoring and reporting for fisheries across the globe. 

Optimise operational costs and ensure safe and reliable vessel operations, including equipment and compliance with all applicable regulations via Planned Maintenance Systems (PMS), which offers preventative maintenance of your vessel and ensures engines are monitored and efficient with real-time data access. 




Operations & vessel monitoring

Whatever the size of your commercial fishing fleet, our range of global connectivity services will empower you with the technology to optimise productivity and [safety at sea](/solutions/maritime-safety). 

We're a global, end-to-end provider of satellite communications services for the commercial fishing industry.

Satellite communications services for the commercial fishing industry

Commercial Fishing 

Conduct research efficiently and explore with confidence knowing your safety is in hand with weather resilient, reliable connectivity in the Arctic and Antarctic regions.

Polar Solutions

When working these harsh and challenging environments, no matter how remote or isolated the location of your vessel, how far north or south, our robust solutions meet the high demands for voice and data communication that these conditions require. 

The [Iridium Certus®](/en/services/iridium-certus) service provides low latency, high-quality, and real-time voice and data connections over the planet’s entire surface, including across oceans and polar regions. The combination of the network architecture and L-band spectrum, which delivers proven connectivity even in harsh sea states and weather, make Iridium Certus® and Iridium GMDSS the ideal choice for critical safety and communications, and even offers a degree of coverage when terrain, such as narrow fjords, blocks a large portion of the sky.

[Download our Meeting Polar Code Regulations Statement](https://theastgroup-production.fra1.cdn.digitaloceanspaces.com/a598a35cfbe591788c5b5ae61873b587.pdf?updated_at=2022-03-30T15:07:03.743Z)

[Download our Polar Regions Capability Statement](https://theastgroup-production.fra1.cdn.digitaloceanspaces.com/4f5793b6d023ada5abc665f6d7c3971a.pdf?updated_at=2022-03-30T15:07:03.456Z)


Resilient, reliable connectivity in the polar regions

For [polar research](/solutions/maritime-i-o-t-and-asset-management) and monitoring solution's mobile handsets for on-the-move safety are essential. And so are static communications to keep researchers and their equipment connected for expeditions or seasonal and multi-year remote deployments, both in the Arctic and Antarctic regions. 

Our IoT connectivity solutions enable remote visibility and real-time access of information, data transfer and sharing for immediate decision making. 


Research stations and expeditions

For ships operating in Arctic and Antarctic waters, high throughput communications services and solutions for critical safety and crew welfare are paramount.

AST Networks offers access to high-speed voice and data via VSAT and L-band services, safety of life GMDSS-approved systems, as well as tailored solutions for weather and ice monitoring, and reporting to comply with mandatory [Maritime Polar Code Regulations](https://theastgroup-production.fra1.cdn.digitaloceanspaces.com/a598a35cfbe591788c5b5ae61873b587.pdf?updated_at=2022-03-30T15:07:03.743Z). 

Commercial and fishing vessels

Passengers on polar adventure travel and cruise holidays now expect to stay connected wherever they are in the world.  

Our VSAT and L-band services offer high speed unlimited data options so passengers can connect to friends and family directly through social media to share their trip highlights via photographs, video and emails, as well as GMDSS solutions for vessel, crew and passenger safety. 

Adventure travel and cruises

Scientists on board research vessels require research and environmental monitoring applications that offer low payload and high throughput. 

AST Networks bespoke solutions enable scientific data to be sent in the shortest time possible and relayed to the various institutes for processing. Crew and scientists also have access to a reliable means to communicate with family and friends via always available broadband and in an emergency via GMDSS services. 


Scientific research vessels

As these new high-value waterways and the surrounding region become more accessible, and of increasing geo-political importance, the need for a robust satellite communications infrastructure is essential. 

AST Networks unparalleled connectivity solutions for deployed teams and assets operating in the polar regions allows access to reliable voice and data communication, and essential monitoring and control. When communications are essential, whether required for [safety](https://www.ast-networks.com/solutions/maritime-safety), [data transfer](https://www.ast-networks.com/solutions/maritime-connectivity) or [crew welfare](https://www.ast-networks.com/solutions/crew-welfare), AST Networks helps you achieve fast, efficient and reliable connectivity and comply with mandatory [Maritime Polar Code Regulations](https://theastgroup-production.fra1.cdn.digitaloceanspaces.com/a598a35cfbe591788c5b5ae61873b587.pdf?updated_at=2022-03-30T15:07:03.743Z). 


Applied Satellite Technology Networks is a leading provider of satellite services for the polar regions. We offer secure and reliable satellite internet, voice and data services to connect remote workers globally.

Satellite services for polar regions to connect remote workers globally

Polar

Operate safely and efficiently anywhere in the world. Monitor and maintain your workboat and optimise vessel performance with ease using automated reporting.

Workboats Solutions

VSAT connectivity and on-board broadband services provide the connection for critical and operations comms as well as [crew connectivity](https://theastgroup-production-app-v48om.ondigitalocean.app/solutions/crew-welfare). Our unique solutions also allow crews to surf the web, catch up with family and friends and enjoy entertainment during downtime. 

Resilient connectivity for shoreside-to-vessel communications

Remote vessel monitoring technologies have advanced and improved over the years with added functionality such as engine and sensor monitoring telemetry to always available VSAT satellite broadband communications. 

AST Networks' onboard hardware connects to the vessel's most expensive component (the engines) and transmits the data in near real-time to a simple shoreside user web interface. This interface then allows shore-based operations staff instant, clear visibility of the not just the vessels location but also its engine data.


Vessel monitoring

iRAMS Vessels is a ground-breaking proven vessel engine and asset tracking and management system that provides the ability to feed vessel information data automatically into preventative maintenance schedules. 

iRAMS Vessels integrates seamlessly with our Planned Maintenance System (PMS) so that you can plan, monitor, record and implement complex maintenance tasks, including compliance reporting and innovative predictive maintenance monitoring.


Vessel maintenance

Operators of coastal and offshore workboat vessels often work in rough seas and harsh environments and require highly reliable and effective equipment and technology in these unique environments. 

AST Networks helps workboat vessels plan, administer and [monitor vessel maintenance and servicing tasks](https://www.ast-networks.com/solutions/maritime-i-o-t-and-asset-management) in near real-time with automated reporting. We have [tailored solutions](/solutions/bespoke-solutions) specifically for the workboat sector so that companies have peace of mind, knowing that their vessels and crew are operating safely and efficiently.


Workboats

We provide satellite communications services and hardware for workboats operating in remote regions, as well as for the offshore oil and gas industry.

Satellite communications services and hardware for workboats

Dependable, high-end connectivity for your onboard guests and crew to stay connected wherever you sail or berth.

Yacht & Leisure Boat Solutions

We have supported [world record breaking racing teams](/insights/news/ast-official-supporter-use-it-again-trimaran-attempt-break-westabout-around-world-sailing-record) as they circumnavigate the globe ensuring they have the best use of bandwidth and [connectivity](/solutions/maritime-connectivity) throughout the journey. Preparation is the key to winning yachting events. Get the competitive edge with AST unrivalled communication solutions for access to weather forecasts and maintain position tracking so that your sail selection, rig setup and race strategy are the best they can be.

Connecting racing teams


Whether it’s sailing for leisure or racing, passengers and crews on board expect high-speed, low latency connectivity. However, when out on the open sea connectivity on board can be a challenge, with inconsistent coverage, dead zones and slow speeds. 

As global industry leaders, we can provide you with satellite communications systems including safety systems, radios, anti-piracy, TV and maritime communications. [Our range of handheld and broadband terminals](/products?solution=&sector=9) allow owners and passengers to make calls, stream entertainment, access the internet and send texts and emails, from any location and in any weather conditions. 


A supercharged onboard experience

Retaining reliable satellite communications services when on open water not only maintains a first-class experience for guests on board but allows access to essential weather and navigation information. With our product and solutions portfolio AST provides satellite communication solutions to manage and improve your connectivity, so that everyone on board can stay connected 24/7.


Satellite communications for yachts and leisure boats. Offering systems to suit all needs, from basic setups to the most advanced tracking and data services available. Keep in touch with teams on land for crew welfare and safety with our secure and reliable satellite comms.

Satellite communications services for yachts & Leisure Boats

Yachts & Leisure Boats

Iridium logo.

Iridium’s Network provides truly global coverage, from [pole-to-pole](/sectors/polar) and at any altitude and any minimises line-of-sight issues.

Truly Global

Powered by a constellation of [Low Earth Orbit (LEO) satellites](/insights/news/ast-announced-go-market-partner-iridium-push-talk), the Iridium Network provides high-quality voice and data connections over the planet’s entire surface, including [oceans](/solutions/maritime-connectivity), airways and [polar](/sectors/polar) regions.

Voice and Data

As an Iridium GMDSS [launch partner](/insights/news/ast-announced-service-provider-iridiums-global-maritime-distress-and-safety-system-gmdss), AST Networks is able to offer the only GMDSS service that delivers 100% global coverage and a Safety voice feature. Making critical safety services available anywhere in the world will allow mariners to sail with increased confidence.  




Iridium GMDSS

The Iridium network provides the only truly global coverage, from pole-to-pole and at any altitude.  Iridium’s 66 cross-linked satellites with multiple overlapping spot beams provide reliable weather resilient communications anywhere in the world. 

**Iridium Documentation**

[Middle East & Africa Prepay Region](https://theastgroup-production.fra1.cdn.digitaloceanspaces.com/8f5cdc781c24b48f97d5bdc3b905d140.pdf?updated_at=2022-12-20T14:29:36.733Z)

[Iridium PTT Middle East Region](https://theastgroup-production.fra1.cdn.digitaloceanspaces.com/7fcbec4b24cbc9ba6d4f50a682df3b37.pdf?updated_at=2022-12-20T14:29:36.963Z)

[Iridium PTT North America Region](https://theastgroup-production.fra1.cdn.digitaloceanspaces.com/2464f9c86ba4a392eb50eafd3df583ba.pdf?updated_at=2022-12-20T14:29:36.969Z)

[Latam America Prepay Region](https://theastgroup-production.fra1.cdn.digitaloceanspaces.com/4c3e840c17dc17bf4a5ded6f47bb7491.pdf?updated_at=2022-12-20T14:29:37.020Z)

Iridium Logo.

Voice and data connectivity available through a constellation of Low Earth Orbit (LEO) satellites, Iridium keeps people – and things – connected on the land, in the air, or at sea.

Iridium Satellite Services

Iridium Certus® 700 combines the fastest L-band speeds of up to 704Kbps, with low-cost yet highly robust equipment and truly global coverage to any location, including the [polar](https://www.ast-networks.com/case-studies/oceanwide-expeditions-chooses-ast-and-iridium-certus-for-pole-to-pole-communications) regions for [land](/solutions/land-connectivity), [IoT](https://www.ast-networks.com/solutions/maritime-i-o-t-and-asset-management) and [maritime industries]/solutions/maritime-connectivity). 
 
Iridium Certus® brings you the ideal platform for operational communications and safety services across all maritime sectors and geographies in an efficient and reliable package. Extending the reach of terrestrial and cellular infrastructure like never before, with truly mobile communications capabilities.

Providing high-quality voice calls, full internet access, and file, photo, and video transfers, making it ideal for supporting critical connectivity and supporting [crew welfare](/solutions/crew-welfare) needs regardless of location, sea conditions and weather events.

## Featured products:

**Maritime** 

[Cobham SAILOR 4300](/products/cobham-satcom-sailor-4300-l-band-iridium-certus)

[Thales VesseLINK 700](/products/thales-vesselink-iridium-certus) 

**Land**

[Thales MissionLINK 700 ](/products/thales-missionlink-iridium-certus)


Iridium Certus® 700

With upload and download speeds up to 176 Kbps, Iridium Certus® 200 delivers reliable, truly global coverage through small, lightweight, low-power equipment. 
 
From high-quality voice calling on-the-move to internet and messaging and [critical remote applications](/solutions/remote-and-lone-workers), Iridium Certus® 200 offers an affordable broadband connectivity solution anywhere in the world.

## Featured Products

**Maritime** 

[Thales VesseLINK 200](/products/thales-vesselink-200-iridium-certus)

**Land** 

[Thales MissionLINK 200](/products/thales-missionlink-200)

 


Iridium Certus® 200

Optimised for solutions with strict size, weight, and power requirements, [Iridium Certus® 100](/products/blue-sky-network-skylink-5100-land-iridium-certus-100) provides reliable, truly global connectivity for vehicles and vessels all over the world. 
 
IP data speeds of up to 88 Kbps and high-quality dual voice lines capability, Iridium Certus® 100 is ideal for mobile, fixed, and portable operations like workforce communications, remote monitoring, and real-time asset control. 
 
All the key features of the Iridium Certus® network - truly global, reliability, weather resiliency, high quality voice and low latency – in smaller form factor hardware and lower speeds for cost effective deployments wherever they are required.

## Featured Products

**Maritime** 

[Lars Thrane LT-4100 System 0](/products/lt-4100-satellite-communications-system) 

[Blue Sky Network SkyLink 6100](/products/blue-sky-network-skylink-6100-maritime-iridium-certus-100)

**Land** 

[Blue Sky Network SkyLink 5100]/products/blue-sky-network-skylink-5100-land-iridium-certus-100) 

**IOT**  

[Blue Sky Network SkyLink 5100](/products/blue-sky-network-skylink-5100-IoT)





Iridium Certus® 100

Offering a choice of service classes, ranging from 22Kbps up to 704 Kbps, optimised for speed and bandwidth, enabling high-quality voice calls, video streaming, full internet access, and file, photo, and video transfers. 

When combined with AST Networks' award-winning value-added services you receive the best solutions for critical, primary, and backup communications or [VSAT companion](/solutions/maritime-connectivity), with cutting edge broadband IP data management and asset tracking, wherever you need it. 

Iridium Certus® offered by AST Networks, delivers a proven and reliable truly global service, combined with the highest L-band speeds – offering a real choice and superior connectivity regardless of location, terrain, or weather. 


Iridium Certus® Network Service

Providing efficient bandwidth management by giving you real-time access to monitor and control data usage.

The INTEGRA suite provides real-time access to monitor and control data usage enabling efficient bandwidth management. The service is exclusively available via an online portal which you can access securely anywhere. You can now truly take control of your airtime plan.

INTEGRA services give you the insight to prioritise critical communications and make key bandwidth management decisions backed by automated insights and data. Watch the video below to learn more about INTEGRA.

Comms & Bandwidth Management

Delivering secure, end-to-end reliable, high-performance satellite communications through AST INTEGRA Network. Your maritime business can use the INTEGRA Network to access industry-leading insight into satellite subscriptions. 

The global IP network operates at 99.999% availability, with minimal risk of downtime. This is because of the high quality of the INTEGRA Network that utilises best-in-class data centres and carrier-grade leased lines for ultimate reliability.



INTEGRA Network

[Ships are increasingly using systems that rely on digitisation](https://www.ast-networks.com/case-studies/integra-1), integration, and automation, which call for cyber risk management on board. This is a result of the increase of threats faced due to evolving technology and techniques.

The INTEGRA Network has multiple layers of cybersecurity controls to maximise protection against threats. With an advanced firewall, web filtering and intrusion prevention, you'll have the means to stop threats that can be costly.

Sometimes security can be compromised from crew members downloading unprotected applications. INTEGRA Cybershield allows you to block these applications to help protect your crew.

INTEGRA Cybershield

INTEGRA See is exclusively available to all AST customers and provides precise information of IP traffic initiated from the satellite terminal at the point it reaches our ground-based INTEGRA Network. Providing you full visibility of the traffic at an application level, including encrypted applications.

With See+ you get enhanced visibility of application useage by devices on your satellite service. You also get access to three months of historical usage data.

INTEGRA See and See+

INTEGRA Control Lite provides real-time category control for traffic initiated from the satellite terminal at the point it reaches our ground-based INTEGRA Network. It also benefits from the features included with INTEGRA See and INTEGRA See+.

Additionally, it gives access to real-time alerting and blocking capabilities at an application level, ensuring you control costs that can amount from over use. 

With INTEGRA Control, you get all the features from Control Lite, See and See+ as well as real-time bandwidth management and application-level control for your satellite connection.

INTEGRA Control and Control Lite

Onsatmail is AST's email compression software for use on [Inmarsat](/en/services/inmarsat-satellite-services), [Iridium](/en/services/i-1) & [Thuraya](/en/services/thuraya-satellite-services) Handheld devices, while also widely utilised for IP-based Services including [Iridium Certus®](/en/services/iridium-certus) and Inmarsat’s FBB & BGAN service.

Onsatmail uses a specialised data transfer protocol which addresses the low bandwidth, high latency connections typically found in satellite phone data connections. This error-tolerant protocol coupled with mail batching, compression and advanced spam filtering, provides users with a powerful, easy to use e-mail solution.

Visit [www.onsatmail.com](http://www.onsatmail.com/) to download and install the software.

Onsatmail - E-mail compression software

Through cutting-edge and easy-to-use software solutions we can take your ocean-based business to the next level. Learn more below about how you can cut costs, increase efficiency, support crew welfare and anticipate issues early on to troubleshoot. 