The Whelen Fixed Tonal Back-Up Alarm delivers dependable, high-output warning sound for vehicles operating in a wide range of industries and environments. With sound levels reaching up to 112 dB, this alarm provides a strong, clear tonal alert that effectively warns pedestrians and nearby workers, enhancing overall jobsite safety.

Engineered for flexibility, the Whelen Fixed Tonal Alarm offers both universal and surface mounting options, along with stud or flying lead (blunt cut) connections to simplify installation. Designed for compatibility with 12–24 VDC or 12–36 VDC systems, it integrates easily into everything from light-duty work trucks and utility vehicles to heavy-duty construction and industrial equipment.

Built for consistent, reliable performance, this alarm is engineered to operate dependably in demanding conditions. Its rugged construction ensures long-lasting durability, making it a trusted safety solution for fleets that require tough, no-nonsense performance day after day.

When reliability, versatility, and strong audible warning power matter most, trust Whelen and Ultra Bright Lightz to deliver.