Walmart and ABB's 400 kW EV Fast Chargers: Full Q&A Guide

Walmart has teamed up with ABB E-mobility to roll out ultra-fast electric vehicle chargers across the United States. The first wave of installations brings the powerful ABB A400 All-in-One DC fast chargers — capable of delivering 400 kW — to seven Walmart locations in the Phoenix, Arizona area. Additional sites in Colorado, Florida, and Georgia are also part of this larger nationwide launch. Below, we answer the most common questions about this partnership, the technology, and what it means for EV drivers. Jump to the first question or learn where chargers are going.

What is the new partnership between Walmart and ABB E-mobility?

Walmart and ABB E-mobility have formed a strategic partnership to deploy ABB's latest ultra-fast charging stations at Walmart stores across the United States. The collaboration combines Walmart's vast retail footprint with ABB's expertise in high-power EV charging technology. Initially, the focus is on installing the A400 All-in-One DC fast charger — a 400 kW unit that can add significant range in minutes. This partnership aims to make convenient, high-speed charging accessible to millions of Walmart customers, supporting the growing demand for electric vehicles. The rollout is part of Walmart's broader commitment to sustainability and its goal to create a nationwide charging network that serves both rural and urban communities.

Where are these 400 kW EV chargers being installed first?

The first installations are taking place in the Phoenix, Arizona metro area at seven Walmart locations. These sites were chosen based on customer demand, traffic patterns, and regional EV adoption rates. In addition to Phoenix, the partnership includes Walmart stores in Colorado, Florida, and Georgia. While specific addresses have not all been disclosed, these initial installations represent the foundation of a much larger rollout. The Arizona sites are particularly strategic because of the state's sunny climate and growing EV population. Walmart plans to use these early locations as a testbed to optimize charger placement and user experience before expanding to hundreds of stores nationwide.

What is the ABB A400 All-in-One DC fast charger?

The ABB A400 All-in-One is a next-generation DC fast charger that delivers up to 400 kW of power. This means it can add around 100 miles of range in just 10 minutes for compatible vehicles. The unit integrates the charging module, power electronics, and cable management into a single, compact cabinet, making it easier to install and maintain. It supports both CCS and CHAdeMO standards, ensuring compatibility with most modern EVs. The A400 is designed for high reliability and low downtime, with advanced cooling and remote monitoring features. Its all-in-one design reduces the physical footprint, allowing Walmart to install multiple units in existing parking lots without major construction.

How many Walmart locations are involved in the initial rollout?

The initial phase involves seven Walmart stores in the Phoenix area, plus additional locations in Colorado, Florida, and Georgia. While the exact total number of stores in this first wave has not been publicly finalized, it is clearly a multi-state effort. Each location will typically host multiple A400 chargers to offer several charging stalls. Walmart has stated that these initial sites are just the beginning, with plans to expand to hundreds of stores across the country over the next few years. The company aims to create a network that provides reliable, high-speed charging within 10 miles of most customers.

Which states besides Arizona are part of this launch?

Besides Arizona, the current launch includes Walmart stores in Colorado, Florida, and Georgia. These states were selected due to their strong EV adoption rates, supportive policies, and alignment with Walmart's customer base. Colorado has aggressive EV goals and a growing network of early adopters. Florida has high EV registration numbers and heavy tourist traffic. Georgia is emerging as a key market due to its automotive industry presence. Each state will have multiple store installations, though exact numbers are still unfolding. Future expansion is expected to include many more states as the partnership matures.

What does this mean for EV drivers in Phoenix and beyond?

For EV drivers in Phoenix, this means access to some of the fastest public charging stations available, capable of adding significant range during a grocery trip. The 400 kW chargers can fully charge many current EVs in under 30 minutes. Beyond Phoenix, drivers in Colorado, Florida, and Georgia will also benefit from these new stations. The partnership signals Walmart's serious commitment to EV infrastructure, providing a reliable alternative to dedicated charging networks. For non-EV drivers, seeing ultra-fast chargers at Walmart may encourage consideration of electric vehicles. As the network grows, EV road trips across the West and Southeast will become easier, reducing range anxiety and supporting the transition to electric mobility.

Why is this partnership significant for Walmart's EV charging strategy?

This partnership represents a major escalation in Walmart's EV charging ambitions. While Walmart has had Level 2 chargers at some stores for years, the move to 400 kW DC fast charging aligns with its goal to be a leader in clean transportation. By partnering with ABB, Walmart gains access to proven, high-reliability technology that can handle the demands of high-traffic retail locations. The all-in-one design minimizes installation costs, making it easier to scale. This strategy supports Walmart's sustainability goals and offers a new reason for customers to choose Walmart. It also positions the company to capture revenue from EV charging while building customer loyalty. Ultimately, this partnership could help turn Walmart's parking lots into hubs for the electric revolution.

What are the broader implications for the US EV infrastructure?

The Walmart-ABB partnership is a powerful signal that ultra-fast charging is moving mainstream. By leveraging a retail giant's footprint, the US can rapidly expand its public charging network without needing dedicated charging plazas. This model could accelerate EV adoption by making charging as convenient as shopping. The 400 kW speed pushes the industry toward faster, more standardized hardware. If successful, this rollout could encourage other big-box retailers to follow suit, creating a dense network of high-speed chargers across the country. It also pressures dedicated charging networks to improve reliability and speed. The public-private collaboration demonstrates how companies can help bridge the infrastructure gap, supporting national goals for electric vehicle deployment and carbon reduction.