Kohler Power Reserve AC-coupled Energy Storage System

  • Runs on a reliable long-life Lithium Iron Phosphate (LFP) battery.
  • Specifically designed for residential use and allows for substantial potential savings on energy bills. It can also be used for on- or off-grid applications
  • Includes a battery and an inverter. An optional automatic transfer switch is sold separately.
  • The NEMA 3R outdoor-rated battery cabinet can be installed indoors or outdoors.
  • System can be mounted on the wall or floor. It utilizes Modbus/CAN communication protocols.
  • The Kohler® Power Reserve App lets you check the energy production, consumption or power analytics in real-time remotely using WiFi. Use the iPhone®, iPad®, Android™ device, PC, or Mac®.
  • Can be used at an altitude of up to 3000 meters and is performance-rated for climates where temperatures range from –4 F to 131 F.
  • The OpenADR Compliant solar energy reserve system protects all sensitive electronics from power fluctuations.
  • Carries a 10-year warranty / 3 MWh per kWh.
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    The all-new Kohler Power Reserve AC-Coupled Energy Storage System has an outdoor rated (NEMA 3R) battery cabinet that can be installed anywhere in the home, garage or backyard. It stores power to keep the family and home safe during a power failure. With an automatic transfer switch installed with the system, you can enjoy seamless transfer of power from grid to the Power Reserve. Within seconds of a power outage, the Power Reserve System kicks in to continue running heating, cooling and security systems. You and your family stay safely indoors when the weather outside is severe. The Kohler® Power Reserve App allows for WiFi remote monitoring so you keep connected to your Power Reserve System from any location away from home.

    This Kohler model is OpenADR compliant which allows for secure, two-way information exchange. This helps extend the life of the product and all of your electronic devices by protecting them from voltage fluctuations when demand is high. This Kohler unit uses a string solar inverter coupled with an advanced multi-mode inverter that manages the battery and grid. It is very simple to install, set up and operate.

    Modular innovative design, attractive savings on energy bills and proven dependability make this Kohler product the obvious choice for smart homeowners. You can use it to save energy when grid rates are off-peak and draw from the power reserve when grid rates are higher. This energy management strategy can help cut your electric by as much as 50 percent. The reserve electric power can also be used during overcast periods. Energy Reserve Systems by Kohler offer the latest capabilities to meet the changing needs of modern users.

    Additional information


    20kWh, 15kWh, 10kWh



    Kohler is a global leader in providing innovative and sustainable solutions for homes, businesses, and industries. The company is known for its exceptional quality and craftsmanship, offering a wide range of products including kitchen and bathroom fixtures, generators, and solar solutions. Kohler's solar solutions are designed to help homeowners and businesses reduce their energy costs and environmental footprint. The company offers high-efficiency solar panels, inverters, and battery storage systems that are engineered to provide maximum performance and durability. Kohler's solar solutions are easy to install and come with comprehensive monitoring and management software, allowing customers to track their energy production and usage in real-time. With Kohler, customers can trust that their solar systems are built to last and backed by world-class customer support.