Watch to learn more about the microgrid ecosystem

Beyond backup generators: explore microgrids, battery energy storage systems (BESS), EV charging stations and energy-management controls. Wolter helps you build resilient, efficient power systems for today and the future.

• Manufacturing: Maintain production lines, prevent spoilage & protect equipment from downtime.
• Healthcare & Data Centers: Ensure safety and protect critical operations & equipment with seamless energy management.
• Commercial & Municipal: Optimize energy costs and boost operational efficiency while reducing your carbon footprint.
• EV Charging: Power your electric vehicle fleets with reliable and scalable energy solutions.

Explore our selection of high-quality diesel and gaseous industrial generators. With single engine outputs ranging from 10 kW to 3,500 kW and multiple paralleled solutions up to 100 MW, we have a right-sized generator for your plant or facility’s power needs.

Our commercial and residential generators are designed to conveniently provide full power protection for everything from homes to gas stations, convenience stores, restaurants, schools, apartment complexes, municipal buildings and more.

Transfer switches allow an electrical load to be transferred between two sources, typically from the utility to a standby generator, if power ceases. Our broad line-up handles everything from home applications to commercial and industrial needs.

Generac’s SBE battery energy storage system enables our commercial and industrial customers to achieve their current and future energy objectives. With our comprehensive approach to energy management, we aim to reduce carbon emissions, increase energy efficiency, and ensure energy reliability for our clients.

From manufacturing and data centers to healthcare, municipal, telecom, and commercial facilities, these intelligent controllers integrate solar, storage, and generator assets into one seamless energy system. Built for reliability, scalability, analytics, and real-time control, they help you reduce demand charges, strengthen resilience, and enable grid participation—all while keeping your operations running efficiently.

Our towable diesel generators, light towers, and containerized generators can be moved conveniently to any job site. Trailer units range in output from 8 kVA –570 kVA.

Wolter offers pumps for a variety of applications, including clean water, chemical water, semi-trash water and trash. These portable pumps are easily maneuverable even in the most demanding environments.

We’re your premier support system for all makes, models and types of generators and industrial engines in Wisconsin & Upper Michigan. From site assessments and product selection to preventive maintenance plans, load bank testing and rapid response to service and repair with factory-certified technicians, we have what it takes to keep your operation powering ahead.

As a Sourcewell vendor, we work with state and local governments, educational institutions and nonprofit organizations to provide competitively priced power products to contractors and agencies.

Wolter’s Microgrid Solutions from Generac include two EV Chargers – Level 2 & Level 3 Fast Charger – catering to diverse users, from daily commuters to fleet operators. Whether you need reliable, everyday fleet charging or high-powered fast charging for commercial spaces, Generac’s EV Chargers provide the power, flexibility, & efficiency to meet your needs.