Walmart Inc. (NYSE: WMT) shares climbed 1.95% to $123.62, adding $2.37 during the trading session, after the retailer announced a strategic investment in Base Power, a Texas-based residential energy company. The agreement will bring home battery services to Walmart customers and Sam's Club members, alongside a 20% discount on eligible installation fees.

The deal links Walmart's store network with Base Power's residential battery business, creating a new distribution channel for the energy firm while extending the retailer into household services.

Walmart Extends Its Reach Into Home Energy

The partnership expands Walmart's business beyond traditional retail operations, introducing residential energy solutions through Walmart and Sam's Club locations. It also strengthens the company's involvement in services that address household energy expenses and electricity reliability, an area where large retailers have increasingly used their store footprints to reach consumers directly.

Base Power develops home battery systems designed to help households manage electricity costs. The systems store energy and provide backup power during grid outages, giving customers access to an alternative power source when regular electricity services become unavailable. Backup power carries particular resonance in Texas, where the February 2021 winter storm left millions of homes without electricity and made grid reliability a lasting public concern in the state.

Beginning in November, eligible customers can enroll in Base Power's battery offerings. Participating Walmart and Sam's Club locations will provide access to enrollment and information about available services, with Texas — Base Power's largest operating market — serving as the starting point.

20% Discount Targets Installation Fees

A core component of the agreement is a 20% discount on Base Power's standard upfront battery installation fee. Customers and Sam's Club members must enroll in an eligible offering to receive the discount. The promotion applies only at participating retail locations and remains subject to eligibility requirements.

Base Power follows an ownership model that differs from traditional whole-home backup systems. The company installs, owns, and maintains the residential battery equipment, while customers pay an upfront installation fee that Base Power describes as substantially lower than the cost of conventional whole-home backup solutions. That structure distinguishes the company in a U.S. home battery market that includes Tesla's Powerwall, among the most widely recognized residential battery products.

The company also offers electricity plans in eligible Texas service areas. These plans are designed to help participating households reduce their electricity bills. However, available products, installation requirements, pricing, and potential savings depend on location, utility service areas, and individual customer circumstances.

The arrangement gives Walmart another way to connect its retail network with household services. Customers can meet Base Power representatives inside participating stores to discuss available energy options, ask questions, and complete enrollment on site. For Base Power, the stores offer a direct channel to prospective customers.

Texas Serves as the Launch Market

Texas represents Base Power's largest and most established market for residential energy services. The company currently serves more than 35,000 members across the state. More than 20,000 households have installed Base battery systems in their homes, while the remaining members receive electricity services through the company.

These figures position Texas as the initial market for Walmart's new energy offering, and the existing customer base provides an established platform for introducing the partnership. Walmart plans to introduce the services in Texas before expanding into additional locations and markets, though the company has not identified specific markets or dates for future expansion. The initial rollout will therefore concentrate on participating Texas Walmart and Sam's Club locations. The November enrollment opening will mark the first tangible step of the partnership, with store participation levels and any named expansion markets the items to watch as the rollout progresses.

Through the arrangement, both companies are targeting households seeking lower energy costs and backup electricity options, adding a new service category to Walmart's retail portfolio.