The most powerful portable traffic signals in the world.
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The original, groundbreaking portable signal
Compact. Ultra portable. Versatile. The SQ2 is the most dependable and user-friendly flagger safety PTS system on the market.
Get to know the SQ2
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Supercharged for your toughest projects
Get all the benefits of our standard SQ2 system, with the added flexibility of a towable trailer unit and an expanded battery bank.
Go beyond with the SQ2T
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The signal that sets the standard
With an industry-leading 100-mph wind load and a 25-year design life, the SQ3TS Portable Traffic Signal is the temporary traffic control workhorse that you can rely on year after year.
See why so many rely on the SQ3
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Help residents go with the flow
Our driveway assistance device (DAD) helps to safely manage traffic originating from residential driveways that fall within a work zone.
This way to the DADAdvancing work zone safety since 1988
We are Horizon Signal, and we are constantly pushing the boundaries of what our products are capable of. To us, it’s so much more than just red, yellow, and green. It’s about advancing a safer world by providing you with the absolute best Portable Traffic Signals on the market.
35+
years industry experience
9
global support centers across N. America
50
U.S. states served
Your Work Zone, Connected and Adaptive
Every Horizon Signal system is equipped with our user-friendly, one-of-a-kind software to help you get the job done safely and keep you informed.
Research and development
Get more from your PTS system. Our dedicated R&D team will collaborate with your team to identify your needs and deliver on them.
Visit R&D
Smart monitoring
Built-in redundancy plus signal-to-signal monitoring, text and email alerts, and hi-res video feeds provide the highest level of safety, security, and peace of mind.
Get smart
Signal upgrades
The best gets better. Build on our core signals with additional components to enable them for a variety of specialized applications.
Explore upgradesResearch and development
Get more from your PTS system. Our dedicated R&D team will collaborate with your team to identify your needs and deliver on them.
Visit R&DSmart monitoring
Built-in redundancy plus signal-to-signal monitoring, text and email alerts, and hi-res video feeds provide the highest level of safety, security, and peace of mind.
Get smartSignal upgrades
The best gets better. Build on our core signals with additional components to enable them for a variety of specialized applications.
Explore upgradesAdvancing work zone safety
Whether a project lasts one day or one year, Horizon has the Portable Traffic Signal to meet the demanding needs of today’s work zones. Every Horizon Signal is designed for quick and efficient setup, while remaining robust enough for the toughest working conditions.