Southern Cross, ASN, OMS Ink SX-TX Deal
Southern Cross, ASN, and OMS Group Sign SX Tasman Express “SX-TX” Subsea Cable Supply Contract
Alcatel Submarine Networks Press Release
June 4, 2025
Southern Cross, Alcatel Submarine Networks and OMS Group have signed the SX Tasman Express “SX-TX” subsea supply contract, connecting Sydney (Australia) to Auckland (New Zealand).
Leveraging ASN’s state-of-the-art subsea technology, the Tasman Express subsea cable system will deliver 400 terabits of additional capacity across 16 fibre pairs (FPs) for Southern Cross customers. The subsea cable system will showcase the latest in subsea technology including Open Cable System architecture that will be compatible with future generations of submarine line terminals and optimized latency to support next generation digital applications. The system design includes ASN branching unit technology to facilitate an alternate Australian landing, subject to demand and final design confirmation.
In partnership with ASN, OMS Group will lead the marine installation using its latest fleet of vessels. The project is scheduled for completion in 2028.
Paul Gabla, VP Sales & Marketing, ASN said, “ASN is delighted to be working again with the Southern Cross team and our strategic partner OMS Group. Combining ASN’s latest subsea technology with OMS’s regional marine expertise, this project will be a transformational infrastructure asset significantly enhancing capacity and resilience across the Tasman Sea for Australia and New Zealand.”
About Alcatel Submarine Networks (ASN)
With over 160 years of history and 80% ownership by the French State Investment Agency (APE), Alcatel Submarine Networks (ASN) is a major player in the submarine cable industry, with more than 850,000 km of submerged optical systems deployed worldwide – equivalent to 21 times the Earth’s circumference. With its 3 factories located in Europe and an exclusive fleet of 7 cable-laying vessels spread across the globe, ASN develops, designs, deploys, and maintains turnkey submarine transmission systems for telecommunications operators, content & service providers (OTT), as well as offshore oil and gas applications. With a complete portfolio of services and a unique expertise, ASN meets specific and growing demands of its clients to deliver ever-increasing connectivity across the seas and oceans.
ASN is actively continuing its investment in the development of Submarine Line Terminal Equipment (SLTE). This focus on innovation and advancement in SLTE technology highlights ASN’s commitment to maintaining its position at the forefront of the subsea communications industry. By doing so, ASN ensures that its systems are equipped with the latest technological advancements, offering enhanced performance, reliability, and efficiency.
Alcatel Submarine Networks media contact
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