Based on this product's specifications, here are some alternatives and similar models
Splice Box Opton PPO-12 — fiber optic splice enclosure PPO-12
Summary description:
Opton PPO-12 is a fiber optic splice enclosure designed to organize and protect splices and pigtails. The PPO-12 provides a secure housing for fiber management, splice trays and cable entry, suitable for indoor or sheltered outdoor installations. It is used for joining, storing and routing optical fibers in telecommunications, FTTH and network distribution points.