LG Energy Solution (KRX: 373220) said on September 21 that its Battery Energy Storage System has qualified as an NVIDIA DSX Ready BESS, a technical certification built specifically for the exploding market for battery backup power at AI data centers. It isn’t a sales contract, and it doesn’t come with a dollar figure attached, but for anyone tracking how the AI buildout is reshaping the battery and energy-storage business, it’s a real data point: LG’s hardware has now cleared a bar NVIDIA designed around AI-era power problems, not a generic industry standard.

What NVIDIA Actually Tested

NVIDIA’s DSX Ready program certifies partner hardware against the requirements of its DSX AI Factory Platform, the company’s blueprint for tying together compute, networking, power, cooling and facilities at AI data centers. For battery storage specifically, NVIDIA publishes a public qualification guide spelling out what a BESS has to prove: stable operation in “island mode” without a grid signal to lock onto, ride-through of voltage disturbances, and, the item most specific to AI workloads, ramp-rate smoothing that keeps a facility’s power stable when GPU clusters swing from idle to full load and back in seconds. It’s worth noting how the process actually works: LG generates its own test data and submits it to NVIDIA for review, rather than NVIDIA running independent lab tests on the hardware itself. NVIDIA has described this as genuinely new territory for standards-writing, noting on its own developer blog that BESS behavior for AI facilities isn’t something existing grid-interconnection rules were built to cover.

The Hardware Behind the Certification

According to LG, the qualified system is built from modular 2.5 MW / 5.1 MWh battery blocks meant to be stacked for larger deployments, paired with an AC-coupled power conversion system the company says supports grid-forming operation, fast response times, voltage ride-through and AI load smoothing. LG says the AC architecture is designed to meet applicable UL and NFPA fire-safety and equipment standards. Those are the company’s own specifications. NVIDIA’s qualification confirms the system met its published BESS requirements document; it isn’t NVIDIA independently re-verifying every performance claim LG makes about the product.

Part of a Bigger NVIDIA Power Push

LG isn’t the only heavy-industry name NVIDIA has pulled into its power ecosystem this year. Separately from the BESS program, NVIDIA has been lining up partners for its 800-volt direct-current data center power architecture, a list that includes chipmakers like Navitas and onsemi, electrical-equipment giants like ABB and Eaton, and, on the Korean side, LG Energy Solution itself, which has said it plans to work with NVIDIA on 800V DC systems as a separate initiative from this BESS qualification. Read against that backdrop, the DSX Ready BESS news looks like one piece of a much bigger scramble: a wide range of power, battery and electrical-equipment suppliers racing to get their hardware named as compatible with NVIDIA’s next-generation data center reference designs, well ahead of when most of those data centers actually get built.

The Manufacturing and Incentive Backdrop

LG frames the qualification against its North American manufacturing footprint: five regional production facilities and a stated plan to reach more than 50 GWh of lithium-iron-phosphate battery cell capacity by the end of 2026, a target the company hasn’t yet hit rather than a completed build-out. The release also points to Investment Tax Credit eligibility for its solutions. That claim checks out against current law: unlike solar and wind credits, which the 2025 federal tax and budget legislation pushed toward an earlier expiration, battery storage projects retained ITC eligibility through 2033 under the tax code’s 45Y and 48E provisions. The bigger complication for LG and its domestic peers, which the release doesn’t mention, is the same law’s Foreign Entity of Concern sourcing rules, which industry analysts have flagged as a real compliance burden for a battery supply chain still heavily reliant on Chinese materials.

Company Framing vs. What’s Confirmed

“Being selected as a partner for NVIDIA’s first-ever DSX Ready program validates the strength and competitiveness of our BESS products,” said Chang Beom Kang, Head of ESS Battery Division at LG Energy Solution. “Building on our differentiated local manufacturing capabilities and technology leadership, we will further expand our digital infrastructure business and accelerate growth in this rapidly evolving market.” The “first-ever” framing is LG’s own characterization of the program’s newness, not an independently confirmed count of how many partners NVIDIA has qualified under DSX Ready to date. What’s independently verifiable is narrower: NVIDIA runs a documented, public BESS qualification process for AI data centers, and LG says its product has cleared it.

The Bottom Line

This is a qualification, not a purchase order. The release doesn’t disclose a customer, a specific project, or any revenue tied to the DSX Ready status, and there’s no way to assess from this announcement alone what it means for LG’s order book or its ESS division’s results. What it does confirm is that a real, technical NVIDIA vetting process for AI-facility battery storage exists, and that LG’s system passed it, one entry in what’s becoming a crowded field of suppliers angling for a role in how AI data centers keep their power steady.

Sources

• LG Energy Solution’s Battery Energy Storage System Qualifies as NVIDIA DSX Ready BESS, PRNewswire, September 21, 2026.
• BESS Self-Qualification Guidelines, NVIDIA DSX Documentation.
• Data Center / Cloud: NVIDIA BESS Qualification, NVIDIA Developer Blog.
• The ‘One, Big, Beautiful Bill Act’ brought changes, some clarity to US energy storage development, Energy-Storage.news.
• South Korea’s LG to deploy Nvidia AI factory, Data Center Dynamics.

Editorial Disclosure

This article is based on a press release issued by LG Energy Solution on September 21, 2026, distributed via PRNewswire. Securities discussed: LG Energy Solution (KRX: 373220). Next Gen Tech Stocks has not received compensation from LG Energy Solution, its management, investor relations representatives, or any third party for this coverage. No staff member or principal of Next Gen Tech Stocks holds a position in this security at the time of publication. Statements regarding manufacturing capacity targets, business growth, and the company’s characterization of the DSX Ready program are forward-looking and involve risks and uncertainties; actual results may differ materially. References to this company are for market context and analytical purposes only and do not constitute an investment recommendation. This is not investment advice.

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