Reliable Power

When Safety Is Critical


Why Do We Need Backup Power for Traffic Signals?


A dark intersection is more than inconvenient—it’s dangerous. From traffic congestion to collisions, risks escalate quickly. That’s why municipalities, DOTs, and emergency planners trust Sol Donum for portable, scalable power that activates the instant the grid goes down.

✅ Ensure Continuous Operation – Keep critical intersections running without interruption.
✅ Reliable Traffic Management – Maintain control even during grid outages.
✅ Enhanced Preparedness – Strengthen emergency response and disaster recovery capabilities.


Our Vulcan Systems are Built for Traffic Control


Key Benefits:

  • 🔋 Seamless Power Anytime – Plug-and-play with ATS for automatic, uninterrupted energy.
    🛠         Extended Backup Option – Add extra batteries for longer run times.
    🌞         Solar-Ready Design – Easily connect to solar panels for eco-friendly power.
    🧳         Portable & Quick to Install – All-in-one system for fast, hassle-free setup.
    🔒         Built for the Outdoors – Weatherproof and tamper-resistant housing for maximum durability.


Determine which product best fits your needs.

Power Anywhere, Anytime — Made Simple.


The Vulcan Expedition Solar Kit is built for quick, one-person setup. With three 250W solar panels, a pre-assembled mount, and ready-to-use cables, it provides fast, reliable power during outages—hassle-free.

Use Cases in Action

When every second counts at a busy intersection, reliable power isn’t a luxury—it’s a necessity. That’s why a local DMV municipality chose Sol Donum’s Vulcan Expeditionary Unit to keep traffic flowing safely and efficiently. Designed for mission-critical performance, the Vulcan Expeditionary Unit powers key intersections across the region, ensuring dependable operation when it matters most.


Paired with high-efficiency solar panels, this self-sustaining system delivers continuous energy with minimal maintenance, helping municipalities reduce operational costs and lighten the load on their teams.

Strengthening America’s backbone with secure, U.S.–built systems for traffic control, air traffic control, SCADA, and national defense systems.


Take the next step—speak with a specialist or schedule a demo below⬇️