Powering the Future of Portable Message Signs: The Benefits of LiFePO4 Batteries
Portable changeable message signs often spend long periods in the field, where dependable power is essential. Whether a sign is supporting a highway construction project, emergency response, traffic control, or public safety operation, its battery system must provide reliable performance with minimal attention.
American Signal Company’s LiFePO4 battery upgrade offers a modern alternative to traditional lead-acid batteries. LiFePO4, or lithium iron phosphate, battery technology provides several important advantages for organizations that want to improve the performance, reliability, and long-term value of their portable message signs.
Longer Service Life
One of the most significant advantages of LiFePO4 technology is its longer operating life.
Traditional lead-acid batteries gradually lose capacity as they move through repeated charging and discharging cycles. LiFePO4 batteries are designed to withstand many more of these cycles, helping reduce the frequency of battery replacement over the life of the sign.
For customers managing multiple portable message signs, fewer battery replacements can mean lower maintenance costs, less equipment downtime, and fewer interruptions in the field.
Improved Power Performance
LiFePO4 batteries maintain more consistent voltage throughout the discharge cycle. This allows the sign’s electrical system to receive dependable power even as the battery’s available charge decreases.
The technology also provides more usable battery capacity than a comparable lead-acid system. This helps the sign continue operating efficiently during extended periods of limited sunlight or demanding field conditions.
When combined with the sign’s solar charging system, the LiFePO4 upgrade creates a reliable power solution designed for long-term outdoor use.
Faster, More Efficient Charging
LiFePO4 batteries generally accept a charge more efficiently than traditional lead-acid batteries. This allows the solar charging system to replenish available battery capacity more effectively when sunlight is available.
More efficient charging can be especially valuable during winter months, extended periods of cloudy weather, or applications where the sign experiences increased power demand.
Reduced Maintenance
Lead-acid battery systems require regular inspection and careful charging practices to preserve battery life. They may also experience performance problems if they remain partially discharged for extended periods.
LiFePO4 batteries require less routine attention and are better suited for customers who want to reduce ongoing maintenance. This is particularly helpful for signs deployed across large geographic areas where frequent inspections can be difficult and expensive.
Less Weight
LiFePO4 batteries are lighter than comparable lead-acid batteries. Reducing battery weight can make the equipment easier to manage while maintaining the power capacity needed for dependable sign operation.
The lower weight also reduces the amount of heavy battery material technicians must handle during service or replacement.
Built for Safety
LiFePO4 is known for its stable battery chemistry. A properly designed system includes battery management features that monitor operating conditions and help protect against issues such as overcharging, excessive discharge, and temperature-related problems.
This combination of stable chemistry and active battery monitoring makes LiFePO4 well suited for traffic-control equipment operating in demanding outdoor environments.
Greater Visibility Through ITS Cloud Manager
The LiFePO4 battery upgrade becomes even more valuable when paired with American Signal Company’s ITS Cloud Manager.
ITS Cloud Manager allows authorized users to remotely view important equipment information, including sign location and voltage history. This visibility helps equipment managers identify changes in battery performance and address potential issues before they interrupt field operations.
Customers who pair the LiFePO4 battery upgrade with ITS Cloud Manager receive a 10-year battery warranty. The standard one-year warranty applies when the battery upgrade is purchased without ITS Cloud Manager.
A Long-Term Investment in Reliability
The LiFePO4 battery upgrade is designed for customers who want longer battery life, more consistent performance, reduced maintenance, and better visibility into their equipment.
For agencies, contractors, municipalities, and emergency-management organizations, these advantages can help lower the total cost of ownership while improving confidence that portable message signs will be ready when they are needed.
To learn more about adding the LiFePO4 battery upgrade and ITS Cloud Manager to an American Signal Company portable message sign, contact our team to discuss your equipment and application requirements.
