Blu-Sub Interior Fittings provide modular solutions for organizing electronics inside subsea enclosures. Options include electronic tray sets, insulated PCB board shelves, and single-point shelf supports—all engineered for secure mounting and flexible layouts. These fittings ensure stable installation of PCBs, batteries, and sensors, while optimizing space and cable management. Designed for compatibility with both acrylic and aluminum tubes, they enable precise, reliable, and customizable internal builds for ROVs, sensors, and underwater systems.