Modern data centres face increasing demands for higher power density within limited space, coupled with urgent needs for greater sustainability and reliability. Traditional battery technologies, while proven, often struggle to meet these evolving requirements efficiently. A compelling alternative gaining traction is Nickel-Zinc (NiZn) battery technology.
Unlike conventional lead-acid batteries, NiZn offers significantly higher energy density. This means a smaller, lighter battery system can store the same amount of backup power, drastically reducing the battery footprint within the data centre. This reclaimed space can then be used for more revenue-generating IT equipment, directly impacting profitability and enabling higher power per square foot.
Beyond space savings, NiZn batteries boast superior performance. They can handle higher power discharges, crucial for supporting modern, high-density server racks during grid outages. Their faster charging capabilities also mean backup power is restored more quickly after an event. Furthermore, NiZn chemistries demonstrate excellent thermal stability, often requiring less stringent cooling than other battery types, leading to further energy savings.
A key differentiator is sustainability. NiZn batteries do not contain lead or other highly toxic materials. They are easier to recycle and have a lower environmental impact throughout their lifecycle compared to lead-acid. This aligns perfectly with the growing corporate focus on ESG (Environmental, Social, and Governance) goals.
The combination of higher density, robust performance, improved safety, and significant environmental advantages translates into a compelling Total Cost of Ownership (TCO) argument for NiZn in data centre applications. As data demands grow and the push for greener infrastructure intensifies, Nickel-Zinc stands out as a forward-thinking power backup solution for the future of digital infrastructure. This technology is clearly positioned to support the next generation of denser, more environmentally conscious data facilities.
Source: https://datacentrereview.com/2025/06/nickel-zinc-power-packs-promise-denser-greener-data-centres/
