Based on this product's specifications, here are some alternatives and similar models
Optical Cable Splice Closure electro base QH/FOH3-144F-TCOM — horizontal, 144-fiber capacity
Summary description:
Horizontal optical cable splice closure electro base QH/FOH3-144F-TCOM designed for managing and protecting fiber splices with capacity for 144 fibers. The closure features a horizontal layout for organized routing, splice tray accommodation and secure sealing to protect joints from moisture and dust. Suitable for indoor/outdoor telecommunication networks, fiber distribution and network repairs where compact, high-capacity splice protection is required.