InstAlert Variable Message Signs
InstAlert variable message signs are the fastest, easiest way to tell the public exactly what it needs to know. Available in four sizes— from the portable InstAlert 24 variable message sign that weighs 43 lbs. and folds in half to fit in your vehicle trunk— to the InstAlert 68 large format variable message sign— perfect for fast traffic areas.
Remotely monitor and interact with InstAlert variable message signs using the TraffiCloud Web-Based Remote Management Service. Eliminate traffic data file management, easily update and sync messages in real time, generate and share reports over the Internet. Our enhanced and always-current user interface keeps you in contact with your equipment so you never have to travel to your variable message sign to change messages, check batteries or download data.
- Message Versatility:
Go beyond basic messages with this full-matrix sign that makes it easy to display multiple screens of text, graphics chevrons and custom images.
- Simple, Universal Mounting:
Mount InstAlert 24 variable message signs almost anywhere— post, pole, trailer or vehicle— in about a minute. An available padded case makes moving the signs even easier.
- Durable Construction:
The welded aluminum enclosure, concealed mounting hardware, shatterproof Lexan and graffiti-resistant powder-coat make these signs extremely rugged and durable.
- Multiple Power Options:
The unit accommodates almost any power source including the ATS PowerCase Portable Power Pack (InstAlert 24 only), solar, AC (InstAlert 24 only) or trailer to address a wide range of situations.
- Flexible Scheduling:
Program up to six different modes or speed limits for up to 13 time periods a day (InstAlert 48/68).
The InstAlert variable message sign is also available in an 18” unit. Contact us for additional information or a quote.
INSTALERT 24 INSTALERT 48 INSTALERT 68
Connected, Full-featured Variable Message Signs
The InstAlert 24 variable message sign is the most portable MUTCD-compliant variable message sign available, making everyday portable use or permanent installation simpler than ever. It’s TraffiCloud-ready so you can manage your sign from anywhere.
InstAlert 48 and InstAlert 68 variable message signs are also TraffiCloud-ready, making them the only large format variable message signs that connect into one integrated cloud-based system for simplified traffic management. Both large-format signs offer superior traffic visibility on high-speed roadways.
InstAlert Variable Message Signs Offer:
- Conditional sensor messaging, allowing different messages to be displayed based on live inputs, including road surface or air temperatures, timer values, vehicle weights, high winds, and available parking spaces
- Like all our signs, InstAlert variable message signs can communicate with all your devices and sensors regardless of manufacturer
- Enhance InstAlert with Time-to-Destination Technology using cloud-based communications in the form of live travel times for custom routes updated constantly on your sign anywhere, without the need for fixed sensor infrastructure
- InstAlert 48 and InstAlert 68 are fully NTCIP-compatible for Intelligent Transportation Systems (ITS); InstAlert 24 is available with optional NTCIP compatibility
InstAlert Variable Message Signs
ATS Mobile Features
PC Interface Features
|Lithium (SA 18 only)
PowerCase PC36 / PC26
|Pole Bracket – SA18
SA18 Pole Bracket
|Pole Bracket – IA/SA 24
SpeedAlert 24/InstAlert or SpeedAlert 24
|Padded Carry Case 9SA18
SpeedAlert Padded Carrying Case