New Zealand Data Center Networking Market Size and Share - Growth Analysis Report and Forecast Trends (2026-2035)

Market Overview

The New Zealand data center networking market is moving from steady refresh cycles to capacity-led expansion. Ownership changes, a hyperscale cloud region and proposed AI campuses are lifting spending on 400G fabrics, optical links and automation, even as electricity supply and consenting remain open questions.

Three forces shape demand: sovereign in-country hosting, which keeps workloads with local operators; AI-ready builds with liquid cooling and dense GPU clusters; and carrier-neutral interconnection, as Data Vault's Grafton site reaches about 70 autonomous systems and three internet exchanges.

In August 2025 AWS launched its New Zealand region with a commitment above NZ$7.5 billion. Spark completed the sale of 75% of its data center business in February 2026, and Datagrid secured approvals and a Mercury power option for its Southland campus in March 2026.

Key Market Trends and Insights

• Hyperscale commitment: AWS committed more than NZ$7.5 billion to its New Zealand region, launched in August 2025 with three availability zones, which anchors demand for high-capacity spine switches and optical links.
• Carve-out capital: Spark's sale of 75% of its data center unit valued the business at up to NZ$705 million, and TenPeaks plans NZ$3 billion of expansion beyond 23 MW live.
• AI-ready retrofits: Datacom has committed more than NZ$200 million to New Zealand data centers, with its newly acquired Auckland site, bought in April 2026, being upgraded for liquid-cooled, high-density racks.
• Southland scale: Datagrid's approved Southland campus of 280 MW would be the country's second-largest power consumer, and it is paired with a subsea cable landing planned at Oreti Beach.

New Zealand Data Center Networking Market Size and Forecast

The market is shifting from general-purpose 25G and 100G fabrics towards 400G and 800G designs built for GPU clusters, with optical links and automation software rising fastest. Ethernet switches remain the largest product line, while colocation operators generate the broadest base of purchases. Hyperscale and cloud builds advance quickest, and the highest speeds grow from a very small base. Auckland remains the largest region because the main campuses and cloud capacity sit there, and Waikato grows fastest as edge sites and new carrier-neutral facilities open beyond the largest city. Sovereign hosting, consenting reform and grid access will decide how quickly proposed campuses are built, but the direction of travel towards denser, faster and more automated networks is clear.

Key Takeaways: New Zealand Data Center Networking Market

Cloud and Carve-Out Capital Lift the Base

Revenue is on course to roughly triple across the decade, from USD 95.00 million in 2025 to USD 295.06 million in 2035 at a 12.0% CAGR. AWS's August 2025 region launch and the February 2026 separation of TenPeaks from Spark put fresh capital behind new halls, fabrics and interconnection.

Optical Links and Hyperscale Build-Outs Lead Growth

Ethernet Switches hold the largest share, but Optical Interconnects grow at an estimated 14.6% CAGR and Hyperscale and Cloud sites at an estimated 15.8% CAGR through 2035. Cisco added 400G bidirectional optics in 2025, and Datacom's April 2026 Auckland purchase targets liquid-cooled, AI-ready racks.

Power and Consenting Decide the Pace

Large AI campuses depend on grid access and public acceptance, so timing is uncertain even where approvals exist. Industry and political voices now frame the debate from opposite sides.

• DataCentres New Zealand strategy of August 2026 seeks essential infrastructure status
• Calls for a one-year moratorium on large consents were reported in August 2026
• Datagrid secured a Mercury power option in March 2026

New Zealand Data Center Networking Market Report Summary

Key Insight

Demand is shifting to faster Ethernet fabrics and optical links as cloud and AI builds multiply. Auckland leads, while Waikato grows fastest as sites open beyond the largest city.

Key Trends in the New Zealand Data Center Networking Market

The New Zealand data center networking market is being reshaped by carrier-neutral interconnection, sovereign hosting, industry policy lobbying, AI campus approvals and a new hyperscale cloud region.

October 2026 - Data Vault Plans a 3 MW North Shore Data Center With 11 Connectivity Partners

• Data Vault announced in October 2026 a North Shore Auckland facility of 3 MW, due to open in the second half of 2027.
• Partners include Megaport, EdgeIX, Eon Fibre, Devoli and Mercury, and the operator uses a carrier-neutral model.
• Its Grafton site already offers about 70 autonomous systems and access to EdgeIX, NZIX and MegaIX, so port-dense switching remains central.

August 2026 - Industry Body Publishes a Data Centre Strategy as Moratorium Calls Surface

• DataCentres New Zealand, backed by Tech New Zealand, published a strategy in August 2026 asking that data centers be treated as essential national infrastructure.
• Its establishment group includes CDC, Datagrid, TenPeaks, Microsoft and Vector, with recommendations on priority zones and predictable consenting.
• Concerns over winter generation and wholesale prices, plus calls for a one-year moratorium, could slow large AI campus orders.

March 2026 - Datagrid Wins Approval for a 280 MW AI Factory in Southland

• Southland District Council, Environment Southland and Invercargill City Council approved the Makarewa campus, reported in March 2026.
• The site would connect to Transpower's 220 kV network and pair with the Tasman Ring Network subsea cable landing at Oreti Beach.
• Datagrid also signed a 15-year, 140 MW power option with Mercury in March 2026, supporting high-density GPU fabric demand.

August 2025 - AWS Launches Its Asia Pacific (New Zealand) Region With Three Availability Zones

• AWS announced the launch in August 2025 with a commitment above NZ$7.5 billion, covering construction, connection, operation and maintenance.
• The region was powered by renewable energy from day one through a long-term project with Mercury at the Turitea South wind farm.
• It builds on an Auckland Direct Connect location and Local Zone, which tie cloud on-ramps to local carrier-neutral networks.

Key Insight

Carrier-neutral interconnection, sovereign hosting and large cloud and AI approvals are lifting port counts and speeds, while grid access and political scrutiny remain the main constraints on timing.

Recent Market Developments in the New Zealand Data Center Networking Market

Recent developments, presented from the most recent, show an operator acquisition, platform-level certification for AI workloads, a major ownership change and vendor moves in AI networking.

April 2026 - Datacom Acquires T4's Auckland Data Center and Targets AI-Ready Workloads

• Datacom announced in April 2026 the purchase of T4 NZ Data Centres' 5,200 square metre Auckland site, taking it to five New Zealand data centers.
• The facility has about 500 rack spaces, diverse fibre routes and direct liquid cooling, and Datacom has committed more than NZ$200 million nationally.
• A purchaser that also designs networks for clients can specify fabrics and optics across both hosting and managed services.

March 2026 - CDC Reports Completed Hobsonville Work and NVIDIA DGX-Ready Certification

• CDC's investor presentation of 26 March 2026 listed Silverdale and Hobsonville as operational and reported completed work at its HV2 building.
• The presentation said its New Zealand data centers hold NVIDIA DGX-Ready Data Center certification, alongside Australian sites.
• Certified halls signal readiness for high-bandwidth GPU fabrics, favoring 400G and 800G switch and optics orders.

February 2026 - Spark Completes Sale of 75% of Its Data Center Business, Creating TenPeaks

• The sale to Pacific Equity Partners completed in February 2026, valuing the business at up to NZ$705 million.
• TenPeaks Data Centres operates 11 facilities with 23 MW live and plans NZ$3 billion of investment toward a pipeline above 130 MW.
• Extensions at Takanini and a North Shore greenfield site will need new leaf-spine fabrics and interconnection.

June 2025 - Cisco Passes Its AI Infrastructure Order Target and Adds 400G Optics

• Cisco said in June 2025 it had exceeded its USD 1 billion annual target for AI infrastructure orders from hyperscale customers.
• It introduced 400G bidirectional optics for the second half of 2025, letting operators upgrade without replacing existing fibre.
• Its Silicon One G200 switches support NVIDIA Spectrum-X Ethernet, a design now relevant to proposed New Zealand AI campuses.

Key Insight

An operator acquisition, certified AI-ready halls, a major ownership change and vendor moves in high-speed optics show buyers preparing denser networks for the forecast period.

New Zealand Data Center Networking Industry Segmentation

The Expert Market Research’s report on the New Zealand Data Center Networking Market offers a detailed analysis of the market based on the following segments.

Market Breakup by Product Type

• Ethernet Switches
• Routers
• Optical Interconnects
• SDN and Network Management Software
• Others

Ethernet Switches lead on revenue, in our estimate, because every rack, leaf and spine layer needs them, and Extreme Networks became the first networking vendor with EPEAT-listed switches in March 2026, which may help in sustainability-focused tenders. Optical Interconnects grow fastest at an estimated 14.6% CAGR through 2035, helped by Cisco's 400G bidirectional optics due in the second half of 2025. Routers serve edge, peering and trans-Tasman links. SDN and Network Management Software gains as Broadcom launched VMware Cloud Foundation 9.1 in May 2026. Others include load balancers and security appliances.

Market Breakup by Data Center Type

• Hyperscale and Cloud
• Colocation
• Enterprise
• Edge
• Others

Colocation leads, in our estimate, with TenPeaks running 11 facilities and 23 MW live after its February 2026 separation from Spark, and CDC operating campuses at Silverdale and Hobsonville. Hyperscale and Cloud grows fastest at an estimated 15.8% CAGR through 2035, after AWS launched its region in August 2025 and Datagrid won approval for 280 MW in March 2026. Enterprise remains sizeable but gradually shifts workloads to cloud. Edge grows on regional sites, including TenPeaks locations in Hamilton, Tauranga and Dunedin and the 1 MW Data Vault has identified at Te Rapa.

Market Breakup by Port Speed

• Up to 25G
• 100G
• 400G
• 800G and Above
• Others

100G leads, in our estimate, as the workhorse server and leaf uplink in colocation and cloud halls. Up to 25G serves enterprise racks and older estates, and it declines in share. 400G grows steadily as CDC's NVIDIA DGX-Ready certification, reported in March 2026, and Cisco's June 2025 showing of G200-based switches for Spectrum-X point to AI-ready fabrics. 800G and Above grows fastest at an estimated 18.2% CAGR from a small base, tied to Datagrid's planned GPU clusters and Datacom's liquid-cooled Auckland upgrade announced in April 2026.

Market Breakup by Region

• Auckland
• Wellington
• Canterbury
• Waikato
• Others

Auckland dominates, in our estimate, as CDC's Silverdale and Hobsonville campuses, the T4 site Datacom bought in April 2026 and Data Vault's planned North Shore site sit there, and it grows at an estimated 11.2% CAGR through 2035 from a large base. Waikato is the fastest-growing region at an estimated 13.4%, on edge and carrier-neutral sites around Hamilton. Wellington grows at 11.6% and Canterbury, where TenPeaks has three Christchurch facilities, at 12.3%. Others, including Southland, grows at 12.8% as Datagrid's campus advances.

Competitive Landscape in the New Zealand Data Center Networking Market

Competition combines global network vendors, local integrators and the data center operators that specify equipment. Entry barriers include vendor certifications, channel reach, operator relationships, sovereign hosting requirements, supply of high-speed optics and the engineering skills needed to run automated fabrics.

Cisco Systems

Cisco Systems, headquartered in San Jose, California, supplies Nexus switching, Silicon One routing silicon, optics and Nexus Dashboard management to New Zealand operators and enterprises through its partner channel. In June 2025 it said it had passed its annual target of USD 1 billion in AI infrastructure orders from hyperscale customers, and it introduced 400G bidirectional optics and Nexus Hyperfabric AI. Its G200-based switches also support NVIDIA Spectrum-X, a design suited to emerging AI builds.

Datacom Group

Datacom Group, an Auckland-headquartered technology services company, runs data centers and designs network and cloud infrastructure for government and enterprise clients across New Zealand. In April 2026 it bought T4 NZ Data Centres' 5,200 square metre Auckland site, lifting it to five data centers and more than NZ$200 million of committed investment. The facility offers about 500 rack spaces and is being upgraded for liquid-cooled, AI-ready workloads.

TenPeaks Data Centres

TenPeaks Data Centres is the standalone company created when Spark sold 75% of its data center business to Pacific Equity Partners, completed in February 2026 and led by chief executive Michael Stribling. It operates 11 facilities across Auckland, Waikato, Wellington, Christchurch and edge locations, with 23 MW live and a pipeline above 130 MW. Planned extensions at Takanini and a North Shore greenfield site will require new fabrics and interconnection.

CDC Data Centres

CDC Data Centres, based in Canberra and with Infratil as a major shareholder, operates the Silverdale and Hobsonville campuses in Auckland. Its March 2026 investor presentation reported completed work at the Hobsonville HV2 building and NVIDIA DGX-Ready Data Center certification across its sites. In October 2025 it announced a partnership with Firmus Technologies and NVIDIA in Australia, signalling AI-ready network designs that Auckland halls can follow.

Other players operating in the New Zealand data center networking market include Arista Networks, NVIDIA, Juniper Networks, Nokia, and Extreme Networks, alongside Dell Technologies, Huawei, other local integrators, carrier-neutral operators and channel partners supplying switches, optics and automation tools to operators, enterprises and public sector buyers across New Zealand.

Key Insight

Competition rests on vendor certifications, channel reach, operator relationships and access to high-speed optics rather than price alone, while ownership changes among operators could reshape purchasing patterns.