In offshore oil and gas platforms, FPSO, and marine operations, the threat of explosive hazardous atmospheres is a daily reality. Standard industrial electrical components cannot be exposed to these volatile environments without risking catastrophic ignition. This is where custom-engineered pressurized containers (also known as Ex-proof cabins or ATEX pressurized shelters) become a foundation for operational safety.

As a premier global manufacturer, TLS Offshore Containers International designs and delivers intelligent pressurized cabins that allow non-explosion-proof equipment to operate safely within classified hazardous locations.

1. What is an Intelligent Pressurized Container?

An offshore pressurized container is a specially sealed modular enclosure that maintains a continuous positive internal air pressure. By drawing clean air into the cabin and keeping the pressure higher than the outside atmosphere, it prevents hazardous or flammable gases from leaking into the enclosure.

This specialized environment is crucial for housing high-value, heat-generating electrical systems that lack native explosion protection:

• Power & Drive Systems: Motor Control Centers (MCC), Switchgear, Variable Frequency Drives (VFD), and Variable Speed Drives (VSD).
• Control & Data Hubs: PLC control systems, power control centers (PCC), and telecommunication shelters.
• Operational Cabins: Mud Logging Units, MWD/LWD cabins, ROV control containers, and offshore laboratories (which can be configured with either positive or negative pressure depending on safety protocols).

2. Global Compliance: DNV 2.7-1, IEC 60079-13, and A60 Fire Ratings

When deployed in the harsh environments of the global energy sector, structural integrity and explosion containment are non-negotiable. TLS pressurized cabins are fully certified against the most rigorous international marine and hazardous zone standards:

3. The Brain of the Enclosure: PLC-Based Intelligent CPFG System

The core differentiator of a TLS pressurized cabin is its Intelligent Combined Pressurization, Fire and Gas (CPFG) System. Controlled via an advanced programmable PLC platform, the CPFG system provides 24/7 autonomous monitoring of the internal and external environment.

Key features embedded into the TLS CPFG control loop include:

• Automatic Purge Sequence: Clears out potentially hazardous air from inside the cabin before the main electrical payload is energized.
• Fail-Safe Air Management: Integrates ATEX-compliant HVAC/air conditioning systems paired with automatic fire dampers that slam shut instantly if a breach occurs.
• Comprehensive Gas Detection: Continuous sniffing for flammable gases, smoke, and highly toxic Hydrogen Sulfide (H2S).
• Emergency Infrastructure: Ex-approved battery backup emergency lighting, integrated airlock entrance doors, and an A60 fire-rated escape hatch.

4. Why Technical Procurement Teams Trust TLS Offshore Containers

Selecting a pressurized room vendor requires balancing strict engineering specifications with flexible structural capabilities. TLS provides fully customized, operation-ready containers tailored to exact spatial and blast-rating requirements.

Units can be custom dimensioned across flexible layouts—ranging from 10ft, 15ft, 20ft, and up to 40ft form factors—ensuring seamless site integration with minimal footprint on crowded offshore decks. Every module undergoes full Factory Acceptance Testing (FAT) and pre-commissioning of all electrical and instrumentation assets prior to worldwide delivery.

Whether your upcoming asset upgrade calls for a rugged Zone 1 MCC shelter, a customized mud logging unit, or a secure toxic gas refuge shelter, TLS provides the precise blend of certified engineering and high-efficiency execution.

Optimize Your Offshore Safety Fleet

To access specialized documentation, browse engineering layout blueprints, or contact a marine systems engineer regarding custom technical specifications, please feel free to contact us.

TLS Offshore Containers / TLS Energy is a global supplier of standard and customised containerised solutions. 

Wherever you are in the world, TLS can help you. Please contact us.

Product brochures:

Offshore total pressurised container solutions

Offshore pressurised mud logging cabin brochure

MCC | Switchgear | VFD | VSD pressurised shelter

As the demand for real-time data processing, artificial intelligence (AI) inferencing, and Internet of Things (IoT) applications skyrockets, traditional centralized cloud computing faces severe latency and bandwidth bottlenecks. Industries operating in remote or demanding environments—such as mining, oil and gas, defense, telecommunications, and smart city infrastructure—require high-performance computing right at the edge.

TLS Offshore Containers International addresses this critical infrastructure gap with engineered Containerized Data Centers (Modular Data Center Cabins). These ruggedized, plug-and-play enclosures package high-density server racks, smart cooling, uninterruptible power, and advanced fire suppression into a shippable, secure container footprint.

1. Why Move to a Containerized (Modular) Architecture?

Compared to brick-and-mortar server rooms, containerized data centers offer unparalleled speed and cost-efficiency. They transform data infrastructure from a complex civil engineering project into an agile, scalable asset.

• Rapid Deployment: Built, integrated, and fully tested in a controlled factory environment, reducing site preparation and commissioning times by up to 50-60%.
• True Mobility & Scalability: Designed in standard ISO footprints (20ft, 40ft, or custom high-cube form factors), allowing seamless transit via standard shipping networks. If data demands grow, multiple modules can be stacked or linked.
• Extreme Environmental Protection: Standard commercial IT gear is highly sensitive to dust, moisture, and temperature fluctuations. TLS data center cabins seal the internal hardware from external threats, operating reliably in temperatures ranging from arctic cold to scorching desert heat.

2. Advanced Engineering Specifications: Built for Mission-Critical Reliability

A tier-compliant data center requires precise balancing of power distribution, cooling, and security. TLS integrates industrial-grade subsystems to guarantee 99.999% uptime even in remote fields:

3. Intelligent DCIM: 24/7 Remote Monitoring and Automation

Operating infrastructure in unstaffed or remote regions requires intelligent automation. Every TLS Containerized Data Center is equipped with an integrated Data Center Infrastructure Management (DCIM) system.

If an environmental anomaly or power surge is identified, the system instantly logs a ticket, balances the redundant HVAC modules, and coordinates with local site safety systems to trigger automated isolation procedures before hardware degradation occurs.

4. Turnkey Solutions Tailored for Global Procurement Teams

When procuring mobile infrastructure, a "one-size-fits-all" box fails to meet specific hardware architectures. TLS works alongside network architects and project managers to deliver completely bespoke layouts. Whether your project requires low-density edge compute cabinets, high-density AI clusters, or modular battery energy storage system (BESS) integration, TLS units arrive pre-commissioned, wired, and ready for hookup.

With full CSC certification for global maritime and land transit, shipping a fully loaded mobile server asset to a remote mining camp, an offshore production vessel, or a localized telecom hub is as efficient as standard freight logistics.

Request Engineering Layouts and Pricing

Looking to bypass the massive capital expenditure and prolonged lead times of traditional data center construction? TLS engineers are ready to tailor an infrastructure solution engineered to your exact thermal, power, and structural compliance needs.

TLS Offshore Containers / TLS Energy is a global supplier of standard and customised containerised solutions. 

Wherever you are in the world, TLS can help you. Please contact us.

In hazardous industrial environments, safety is the foundation of reliable operations. Industries such as offshore oil and gas, petrochemical processing, marine engineering, mining, and power generation require equipment that can safely operate in explosive atmospheres while protecting both personnel and critical electrical systems. This is where a high-quality pressurized container becomes an essential part of the operation.

TLS Offshore Containers International is a leading global manufacturer of intelligent pressurized containers, providing fully customized solutions for customers worldwide. Designed for the most demanding environments, TLS pressurized containers are available with Zone 2 hazardous area certification, CSC certification, IEC 60079-13 certification, and an advanced Intelligent Combined Pressurization, Fire and Gas (CPFG) System to deliver maximum safety and operational reliability.

What Is a Pressurized Container?

A pressurized container is a specially engineered modular enclosure that maintains a positive internal air pressure. By continuously supplying clean air and preventing hazardous gases from entering the enclosure, the container allows standard industrial electrical equipment to operate safely in classified hazardous locations.

Unlike conventional explosion-proof equipment, a pressurized container creates a protected working environment for valuable equipment such as:

• Motor Control Centers (MCC)
• Variable Frequency Drives (VFD)
• Variable Speed Drives (VSD)
• Switchgear
• PLC control systems
• Process automation equipment
• Laboratory instruments
• Communication systems

These containers are widely used on offshore platforms, FPSOs, refineries, chemical plants, and other hazardous industrial facilities where operational safety is critical.

Zone 2 Rated for Hazardous Environments

Hazardous areas classified as Zone 2 may experience explosive gas atmospheres under abnormal operating conditions. Equipment installed in these locations must comply with strict international safety standards.

TLS manufactures pressurized containers specifically designed for Zone 2 applications. Every system undergoes rigorous engineering, testing, and verification to ensure dependable performance in harsh industrial environments.

The containers can be customized for various applications, including:

• MCC shelters
• Electrical equipment rooms
• Mud logging cabins
• MWD/LWD cabins
• Instrumentation rooms
• Control cabins
• Laboratory containers
• Workshop containers
• Telecommunication shelters

Their modular construction also allows rapid transportation and installation, minimizing project downtime.

IEC 60079-13 Certified Safety

Safety certification is one of the most important considerations when selecting a pressurized container.

TLS pressurized containers are designed in accordance with IEC 60079-13, the internationally recognized standard governing the design, construction, assessment, verification, and marking of pressurized rooms used in explosive atmospheres. Compliance with this standard ensures that the enclosure maintains appropriate pressurization, ventilation, monitoring, and automatic protective functions required for hazardous locations.

For international transportation, TLS containers can also be supplied with CSC (Container Safety Convention) certification, allowing safe global shipment by sea, road, and rail while meeting worldwide container safety requirements.

Intelligent CPFG System: Smart Protection Around the Clock

One of the defining features of TLS pressurized containers is the Intelligent CPFG (Combined Pressurization, Fire and Gas) System.

The PLC-based CPFG system integrates multiple safety functions into a single intelligent control platform, including:

• Automatic pressurization control
• Continuous pressure monitoring
• Gas detection
• Smoke detection
• Fire detection
• HVAC management
• Alarm management
• Emergency shutdown (ESD)
• Automatic purge sequence
• System diagnostics and fault monitoring

This integrated design continuously monitors the operating environment. If abnormal pressure or hazardous gas is detected, the CPFG system immediately activates alarms and initiates protective actions, significantly reducing operational risks and protecting valuable assets.

Why Choose TLS Offshore Containers International?

TLS Offshore Containers International has earned a strong reputation as a trusted manufacturer of hazardous area containerized solutions for customers across the global energy industry. Every project is engineered to meet customer-specific technical requirements while complying with internationally recognized safety standards.

TLS offers:

• Fully customized container designs
• Zone 2 hazardous area certification
• IEC 60079-13 certified engineering
• CSC certified transportable containers
• Intelligent integrated CPFG systems
• Factory Acceptance Testing (FAT)
• Worldwide project delivery
• Comprehensive engineering and technical support

Whether your project requires a pressurized MCC shelter, switchgear room, offshore control cabin, or specialized hazardous area enclosure, TLS delivers safe, intelligent, and reliable solutions built for long-term performance.

To learn more about TLS pressurized containers and customized hazardous area solutions, visit www.tls-containers.com and discover why leading companies worldwide trust TLS Offshore Containers International for their most demanding industrial projects.