HMNZS Aotearoa

HMNZS Aotearoa
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Country of deliverySouth Korea
Delivery year2020
IMO NO.9816220
Length173.2 m
Name vesselHMNZS Aotearoa
OwnerNew Zealand Defence Force
ShipyardHyundai Heavy Industries Co., Ltd
SubsidiaryH&H HQ in cooperation with H&H Korea
Vessel typeSupport Ship

HVAC&R | HMNZS Aotearoa

We’re pleased to announce that Heinen & Hopman Headquarters in cooperation with Heinen & Hopman Korea was has been awarded the contract to supply the HVAC and Refrigeration for a Maritime Sustainment Capability (MSC) Vessel, to be built by Hyundai Heavy Industries Co., Ltd for the New Zealand Defence Force (NZDF) as part of their Maritime Sustainment Capability (MSC) project. This project will replace the New Zealand Navy’s 30-year-old tanker HMNZS ENDEAVOUR in order to maintain the NZDF’s replenishment capability.


The NZDF is responsible for delivering a well-trained and equipped defence force that can respond to a crisis at short notice and protect its territory and oceans. The newest addition to the naval fleet will support a full range of NZDF deployments, including maritime sustainment and humanitarian and disaster relief operations.

Enhanced naval tanker

The South Korean-built naval tanker will be ice-strengthened and winterized for Antarctic and Southern Ocean operations. Being the largest Naval vessel operated by the Royal New Zealand Navy, the ship offers comfortable accommodation for a maximum of 98. It will have two NATO probe fuelling rigs, allowing the refueling of two ships at once, produce and store water, store and transport bulk goods and 8,000 tons of diesel.

Heinen & Hopman HVAC and Refrigeration

The following systems & services will be supplied:

  • Air conditioning system
  • Local cooling system
  • Chilled water system
  • Mechanical ventilation systems
  • Provision cooling system
  • Integrated Logistics Support (ILS)

Sturdy, custom-built equipment suitable for marine application will be used in order to guarantee the requested 25-years lifetime, but also to increase the commonality of parts throughout the RNZN fleet.

Together with our training programs and our local In-Service Support in New Zealand, the RNZN is secured of high availability of the HVAC and Refrigeration systems onboard this vessel for decades.

Design conditions

The following design conditions were considered for the design and engineering of the systems:

Summer conditions

Outside: 45˚C / 33.3%R.H.
Inside:24˚C / 50%R.H.

Winter conditions

Outside: -25˚C
Inside: 22˚C / 50%R.H.



More information

Would you like to get more information about our HVAC and refrigeration technology for naval ships? Don’t hesitate to get in touch.

Do you want to know how our HVAC can benefit your vessel?