TECHNICAL SELECTION NOTES · UPDATED 2026-09-12

How to specify an IP68 fiber connection

IP68 performance must be validated on the complete, correctly mated connection system. Panel cutout, locking, cable sealing, temperature, chemical exposure and unmated protection also need definition.

Where selection starts

Specify protection as a complete installation condition. Cable-side and panel-side parts, mating state, cable sealing and site conditions all belong in the review. A housing label is not a guarantee for every deployment.

Decision to make
Define the in-use mating state and panel structure before agreeing project-specific protection test conditions.
Record to prepare
Assembly drawing, sealing boundary, applicable mating state and validation records for that revision.

Topic-specific checks

  • Specify mated or unmated condition, mounting orientation, cable diameter and the project-required water depth and duration.
  • List temperature, tensile load, bending, vibration and chemical exposure requirements separately, and request evidence for the matching assembly revision.

Four-step selection check

  1. Define the actual interfaces and mating parts at both ends
  2. Record fiber type, count, channel map and polarity
  3. Confirm length, bend routing, breakout, jacket and environment
  4. Agree samples, test method, limits and data format

Evidence to request when sourcing

Request drawings, material boundaries, test methods, sample records and batch traceability that match the purchased revision. Certification marks, performance values and environmental ratings matter only when they map to a specific product revision.

This guide is a selection framework, not a substitute for equipment specifications, applicable standards or the approved project drawing.

RFQ / ENGINEERING REVIEW

Send what you know. We will help define the rest.

Interfaces, fiber count, application, environment, quantity or a drawing are enough to start.

Prepare project inquiryDrawings, BOMs and existing samples are welcome
Talk to an engineer