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Founded in 1945, La Marche has been providing reliable Battery Chargers and Power Conversion products. We are dedicated to the development and production of innovative quality products to meet our customer’s electrical power requirements. La Marche products include Battery Chargers, Rectifiers, Power Supplies, and others. La Marche has been providing reliable power conversion products. La Marche products include industrial battery chargers, rectifiers, power supplies, inverters and many more. We have built our reputation by controlling all aspects of the development process including design, in-house manufacturing and testing. La Marche is a Woman Owned Small Business (WOSB) and an ISO 9001:2015-certified manufacturer which includes 100% functional testing for every La Marche product. The Company is headquartered in Des Plaines, IL. Energy Storage, Battery Energy Storage, Inverters La Marche Manufacturing Company is known for designing and manufacturing industrial battery chargers, rectifiers, power supplies, and related equipment.