Dimensions of a 6-core fiber distribution box

A typical 6-core fiber distribution box measures 240 mm × 140 mm × 40 mm.

Physical Dimensions and Material

The standard slim 6-core fiber distribution box is 240 mm in length, 140 mm in width, and 40 mm in depth, constructed from durable ABS or PC+ABS plastic, suitable for both wall and aerial mounting in FTTH networks . Some models, like the FDB-106B or TX-FDB-06, are compact and designed for space-limited installations while supporting fiber splicing, splitting, and distribution .

Environmental Protection and Mounting

Many 6-core boxes feature IP55 or IP65 ratings, providing protection against dust and moisture, making them suitable for indoor and outdoor use . They can be mounted on walls or poles, and some models include lockable enclosures for added security .

Internal Capacity and Features

• Supports 6 SC duplex adapters or 6 LC quad adapters.
• Can accommodate splitters and fiber fusions, typically up to 12–24 fibers depending on the model .
• Designed for organized cable routing with internal turnover structures for easy installation and maintenance .
• Maximum cable entry diameter is usually around 15 mm, supporting multiple feeder and drop cables .

Summary

The 240×140×40 mm 6-core fiber distribution box is compact, durable, and versatile, suitable for residential, commercial, and telecom FTTX deployments. It provides secure fiber management, supports standard adapters and splitters, and is rated for both indoor and outdoor environments .