Electrical Balance of System (eBOS)
Bentek’s proven range of eBOS solutions, now engineered and delivered by Nextracker
Nextracker bridges the gap between the mechanical and electrical to deliver unrivaled efficiency, performance, and durability. Built on Bentek’s proven track record of engineering American-made string harnesses, trunk buses, and combiner boxes, Nextracker eBOS ensures maximum installation efficiency, safety, and reliability.

Trunk Bus Solutions
Nextracker trunk bus solutions are engineered as a complete, project-optimized system — covering all electrical components from panel to inverter. Featuring both compression and shear bolt connector technology, this solution is ideal for projects that demand minimal DC losses, simplified cable management, and greater installation flexibility compared to fully factory-assembled trunk systems.
Combiner Box Solutions
Optimized for each project as a complete system, Nextracker combiner box solutions include all electrical components from panel to inverter, using a proven combiner box architecture. This plug-and-play solution is ideal for projects where serviceability and flexibility are top priorities.


Configurable String and Over Mold Harnesses
Tailored to each project, Nextracker string harnesses connect multiple PV strings in parallel for reliable, plug-and-play DC aggregation. Nextracker string harnesses feature factory manufactured over molded joints and fuses; fully configurable with a broad range of cables sizes and connector types.
Seamless eBOS/tracker Integration
Mechanical and electrical integration delivers installation, power output, and durability improvements for utility-scale solar projects. Offering a cohesive, unified approach to design, installation, and long-term performance, Nextracker’s eBOS solutions can be combined with the leading NX Horizon™ tracker platform for harmonized project realization.


Made in the USA
Nextracker is committed to American manufacturing and to creating a dependable, robust domestic supply chain. Nextracker’s eBOS solutions are engineered and manufactured in the U.S. and available for all U.S.-based projects.
Why choose Nextracker’s eBOS?
Nextracker is a leader in solar innovation and technology solutions with over 130 GW of solar trackers deployed. Nextracker’s expertise, combined with Bentek’s 15 years’ experience in eBOS solutions, delivers end-to-end utility-scale solar solutions and industry-leading customer support for customers around the world.
