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Lenexa launches traffic-signal battery backup pilot using lithium batteries and solar monitoring
Summary
City staff described a pilot battery-backup system for traffic signals that pairs lithium iron phosphate batteries, remote monitoring and limited solar to extend run time during outages; the city plans about 30 installations this year with solar at roughly eight sites.
City staff presented a pilot program to add battery backup and solar monitoring to Lenexa's traffic signals, a project designed to keep signals operating during outages and give staff real-time status of equipment.
Steve Schooley, presenting for municipal services, described a system using lithium iron phosphate batteries paired with Victron controllers and optional solar panels. Schooley said the new batteries can provide up to 24 hours of run time on smaller intersections, have a 12-year warranty, and are rated for thousands of charge…
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