Backup Alarms

Backup alarms improve safety by alerting others when a vehicle is reversing. Built for reliability, they produce loud, clear warnings in busy or noisy environments. Easy to install, backup alarms are essential for fleets and recovery vehicles.

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Maxxima 4" 97db Back-up Alarm

The Maxxima 97dB Back-Up Alarm is designed to alert pedestrians and other vehicles while driving in reverse. This SAE J994-compliant alarm emits a loud 97dB signal, ensuring high audibility in various environments. It operates on a multi-voltage system (12-24VDC), making it highly versatile.

$32.99

Maxxima 4" Back-up Alarm

Ensure maximum safety and compliance on the job with Maxxima's Grommet-Mounted Back-Up Alarms, available in both 97dB (M98097) and 102dB (M98102) volume options to perfectly match your site's noise level requirements. Engineered for extreme durability and reliable performance, these SAE J994 compliant alarms emit a clear, single-tone alert at a 1,250Hz frequency whenever your vehicle is in reverse. Designed to fit effortlessly into standard 4-inch grommets (Maxxima M50400-B included), they feature a rugged, reinforced nylon housing. Thanks to the epoxy-filled electronics, these alarms completely seal out moisture and dust, ensuring a long lifespan in harsh environments. Installation is quick and simple using the integrated 5-inch pigtail with a standard PL-3 plug, making them a highly dependable safety upgrade for any commercial or heavy-duty fleet.

$32.99 – $39.99

Maxxima 97dB Back-up Poly-Phonic Ghost Alarm

The Maxxima Back-up Poly-Phonic Ghost Alarm is an SAE J994 compliant that utilizes a unique "Broadband Static Noise," also known as Poly-Phonic, to alert pedestrians and other road users effectively. The multi-voltage capability of 12-80VDC ensures it’s compatible with a wide range of vehicles, in particular, refuse applications and city and county vehicles.

$64.99

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Reliable Backup Alarms for Work Trucks, Fleets, and Commercial Vehicles

When it comes to safety, a reliable back up alarm can make all the difference. Designed to alert pedestrians and nearby workers, vehicle back up alarms help prevent accidents by providing a clear warning whenever your truck or equipment moves in reverse. Whether you’re operating a light-duty service truck or a heavy-duty wrecker, installing the right truck back up alarm improves jobsite safety and ensures compliance with workplace and DOT safety standards.

Why Choose a Vehicle Back Up Alarm

A back alarm for truck or car isn’t just a convenience; it’s a critical safety feature. From busy construction sites to crowded city streets, these alarms warn bystanders of moving vehicles, reducing the risk of collisions and injuries.

Today’s options include traditional tone-style alarms and advanced white noise back up alarms, which emit a broadband sound that’s easier for pedestrians to locate and less disruptive in residential areas. Whether you need a compact reverse alarm for car or a rugged reverse alarm for truck, Zip’s offers reliable solutions from the industry’s top manufacturers.

Top-Rated Backup Alarm Brands and Products

Our selection includes trusted names in vehicle safety equipment such as Buyers Products, Code 3, ECCO, Federal Signal, Maxxima, Whelen and Miller Industries. Each brand offers high-performance models engineered for different vehicle types and sound requirements.

Backup Alarm Buying Guide

Choosing the right truck reverse alarm or white noise reverse alarm depends on your vehicle type, environment, and mounting preferences. Keep these factors in mind when shopping:

Sound Output (Decibels): Most back up alarms for cars and trucks range from 87dB to 112dB. Higher decibels are best for noisy worksites, while lower levels suit quieter areas.
Sound Type: Consider whether a traditional beeping tone or white noise reverse alarm better fits your operational needs.
Mounting Style: Options include bolt-on, surface-mount, or grommet-style alarms. Check your vehicle’s available space and wiring access.
Weather Resistance: Look for alarms rated for moisture, dust, and vibration exposure, especially for fleet and outdoor use.
Voltage Compatibility: Verify that your chosen model supports your vehicle’s electrical system (typically 12V or 24V).

For fleet operators, upgrading to a smart or self-adjusting vehicle back up alarm helps maintain compliance while reducing overall noise levels in variable environments.

FAQ: Backup Alarms

What is the difference between a white noise back up alarm and a traditional alarm?
A white noise back up alarm produces a broadband sound that dissipates quickly and is easier for pedestrians to locate, while traditional alarms emit a single-tone beep that carries farther but can cause noise complaints.

How loud should a truck back up alarm be?
The ideal truck back up alarm should be at least 10 decibels louder than ambient noise levels at the jobsite, typically between 87 and 112 dB.

Can I install a reverse alarm for car or truck myself?
Yes, most reverse alarms for cars and trucks are simple to install using existing reverse light wiring, although professional installation ensures correct sound orientation and voltage connection.

Are back up alarms required by law?
While regulations vary by region and industry, most commercial fleets and construction vehicles are required to have a functional vehicle back up alarm or equivalent warning device.

What brands make the most reliable truck reverse alarms?
Leading brands include ECCO, Buyers Products, Federal Signal, Maxxima, and Truck Star, all known for durable, weatherproof designs that meet rigorous safety standards.