Case studies

114m² cleanroom for subsea telecommunications technology production

Connect 2 Cleanrooms was appointed to design and build a 114.7m², ISO class 7 monobloc cleanroom with decentralised air handling and full temperature control for the production of innovative subsea telecommunications equipment.

Electronics
Cleanroom design & build
ISO class 7 monobloc cleanroom

Key features of the cleanroom

114.7m² cleanroom

Including a 75.8m² main area, 10.7m² air lock, and 3.5m² gowning area

Decentralised air handling system

Allowing flexibility and easy maintenance without affecting the entire facility

Temperature and humidity control

20°C (+/- 2°C) and ≤40% R/H

Two sliding doors

Fitted for entry and exit of air lock area, allowing for easy and convenient material transfer

The client

Xtera Ltd is an innovative provider of subsea telecoms solutions and technologies with over 30 years’ collective industry experience. Designing and delivering underwater networks, Xtera’s equipment plays a vital role in transporting high volumes of data traffic between countries and continents through submarine cable systems, repeater units, and optical amplifiers.

With increasing demands for speed, scalability, and flexibility, Xtera Ltd was looking for a cleanroom solution to support their future innovations including robotics, automation, and smarter design.

Monobloc cleanroom

The project

Xtera Ltd approached Connect 2 Cleanrooms to introduce an additional cleanroom manufacturing facility for their UK-based engineers. With a need for fast prototyping and hands-on innovation, the new cleanroom facility supports the production of specialised products and complex units.

A key aspect of this cleanroom’s design was maintaining humidity levels of ≤40% R/H and temperature controlled to 20°C (+/- 2°C). This was to prevent moisture contamination and corrosion of optical fibres found within subsea components and technologies, whilst maintaining an ISO class 7 operating environment.

We installed a decentralised air handling system with sensors in the air return panels to monitor the temperature as the air leaves the room. This ensures that temperature is maintained within the specifications and gives Xtera the flexibility to make easy adjustments to one area of the cleanroom without affecting the entire system. We incorporated two sliding doors between the air lock and main area of the cleanroom to allow easy and convenient transfer of materials and components.

 

Monobloc cleanroom operating area

Installation

Our engineering team was onsite for approximately 5 weeks installing the new facility at Xtera Ltd. The cleanroom was constructed using monobloc versatile flush panels with three semi-flush windows, maintaining high levels of cleanliness and particle control.

During the handover phase, our engineers validated the cleanroom to ISO class 7. The cleanroom was equipped with a fully walkable ceiling system, allowing personnel and engineers easy access via a fixed cat ladder for maintenance and ongoing compliance throughout its lifecycle.

Following the cleanroom’s build and installation, Xtera Ltd needed to quickly and efficiently equip the new facility with tools and consumables, enabling them to kick-start their production processes. Our Cleanroomshop experts supported Xtera Ltd with implementing some cleanroom furniture, cleaning and disinfection wipes, and cleanroom user essentials including coveralls and overshoes.

Monobloc cleanroom

Xtera Ltd testimonial

Joerg Schwartz (Chief Partners and Solutions Officer)

“We needed a cleanroom that could meet strict environmental requirements while giving us the flexibility to adapt as our production develops.
Connect 2 Cleanrooms worked closely with our team to understand the technical challenges of subsea telecommunications manufacturing, particularly around humidity control and protection of optical fibre components. This installation was carried out efficiently and with clear communication throughout.
The decentralised air handling system gives us confidence that we can maintain stable conditions without disrupting operations, and the facility has already become an important part of our UK engineering capacity. This new cleanroom enables us to support the production of complex subsea equipment, helping our engineers continue to innovate with confidence.”
Cleanroom Design

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