Unintended power line contact is a serious hazard. But these mistakes can be avoided. Our high voltage proximity alarms alert workers when their equipment becomes perilously close to power lines, keeping them and bystanders safe. Sigalarm high voltage proximity alarms can prevent injury and even death. With decades of history and experience, we are a world leader in the manufacturing, distribution, and sales of power line warning systems. Download your demo punch pass today and see you at

CONEXPO CON/AGG 2023.

There is a nearly endless list of equipment that can benefit from Sigalarm installations. Our proximity alarms can be installed on equipment of almost any type and size. This guarantees that the vast majority of equipment has coverage and protection.

These are vehicles with masts, such as lattice cranes, hydraulic telescoping cranes, knuckle booms, aerial work platforms, man lifts, fire apparatus, dump trucks, excavators, drill rigs, side booms, gin trucks, concrete pump trucks, farm equipment, grain trucks, conveyors, power shovels, and many more!

You will see all of these and more at the CONEXPO CON/AGG 2023 construction trade show in Las Vegas on March 14th – 18th. This heavy equipment show is your destination for all things construction in Las Vegas.

CONEXPO CON/AGG is the largest construction equipment trade show for the construction industry in North America, happening every three years in Las Vegas. This construction convention brings together the largest manufacturers ranging from: Sany, Zoomlion, Altec, Imperial Crane Services, Inc., Lampson International, Liebherr, Link-Belt Construction Equipment, Manitowoc Cranes, Palfinger North America Group, Tadano Ltd. and many more.

At CONEXPO CON/AGG 2023, you will have the opportunity to network with the largest and the best in the construction industry. Also, attendees will be able to see the latest equipment and cutting-edge technologies that make construction more efficient and better.