Marathon L and XL

Designed for durability in telecommunications and electric utility applications, the Marathon L/XL series provides high performance and reliability in medium and long duration discharge applications.

Advanced Battery Systems Support Team

Tech Support

We know batteries. Our engineering staff is highly trained and experienced in dealing with all kinds of battery types and applications. By utilizing various industry methodologies, we can accurately determine the right battery type and technology for your needs. We take all questions and concerns seriously and respond promptly.

We are here to help you every step of the way.