Fiber Optic Cabling for NH & Southern ME Networks

High-speed fiber backbone cabling installed and terminated by A&B Lock’s certified techs.

Scalable, High-Bandwidth Cabling for Modern Networks

When your data needs exceed what copper can carry, fiber optic cabling delivers speed, distance, and reliability. A&B Lock and Security installs and services single-mode and multi-mode fiber for commercial, educational, healthcare, and government environments across NH and Southern Maine.


From MDF-to-IDF links to multi-building campus backbones, we provide end-to-end fiber solutions that support security, voice, data, and automation systems.

“They ran and terminated fiber between three buildings and handled everything—splicing, testing, and labeling. Outstanding work.” — Christine Lawrence

Our Fiber Optic Services Include

  • Single-mode and multi-mode fiber runs
  • Terminations (LC, SC, ST, etc.)
  • Fusion splicing
  • OTDR and power meter testing
  • Patch panel installs
  • Conduit and trench coordination (as needed)

Applications We Support

  • Campus and multi-building networks
  • MDF/IDF connectivity
  • High-speed security system backbones
  • VoIP and video over fiber
  • Industrial automation and SCADA

Why Choose A&B for Fiber Work?

  • Clean, certified installations
  • Experience with IT teams and GCs
  • Proper test documentation provided
  • Can integrate with full network cabling scope

“The install was neat, labeled, and tested. Great communication from the A&B team throughout.” — Jason Palmer

Request a Fiber Cabling Quote

Call A&B Lock at (603) 527-0192 or contact us online to schedule a walkthrough. We install and service fiber optic cabling across New Hampshire and Southern Maine.

Call Now: (603) 527-0192