GRID DOWN
SIGNALS UP

Wide temp window. Low maintenance. Field ready.

Keep systems online through outages with battery sets built for rail. Available in Ni-Cd or lead-acid, with lead-acid options at 250, 400, 580, and 800 Ah. Built for real weather with steady, dependable output and a service life you can plan around.

RAIL
STRUCTURES

Cantilevers, signal bridges, relay houses, instrument cases, retention walls, and more - built to spec for fast, precise installs.

BATTERY
SYSTEMS

Outage-ready Ni-Cd and lead-acid battery sets that provide steady DC power in real weather.

TRACK
FOUNDATIONS

Precast and helical solutions engineered for load and soil conditions, ready for quick sets and long service.

DBE CERTIFIED

POWERING AMERICA'S RAILS

Serrmi’s certification as a Disadvantaged Business Enterprise (DBE) gives our customers a measurable advantage on federally and state-funded projects. Partnering with Serrmi not only provides access to high-quality rail structures and fabrication, it also helps contractors and railroads meet DBE participation goals required on many bids. That means working with Serrmi can strengthen your proposals, keep you compliant with funding requirements, and position your projects for long-term success.