Pollak 41-822 Heavy-Duty 107dB Back-Up Alarm – 12V-24V Multi-Voltage, High-Output Wire Lead Reverse Alert

High-Intensity Sound for High-Noise Environments

The Pollak 41-822 Back-Up Alarm is a heavy-duty safety solution designed for medium and light-duty applications where a standard alarm simply isn't loud enough. Engineered to pierce through the ambient noise of active job sites, this alarm emits a powerful 107 decibel signal, ensuring pedestrians and crew members are instantly aware of reversing vehicles.

Built for the rigors of the road and the job site, the 41-822 features solid-state electronics housed in a high-impact, non-corroding plastic casing. Its compact design and versatile wiring make it the ideal choice for dump trucks, vocational vehicles, and industrial equipment operating in demanding conditions.

Key Features:

• High-Output Warning: Delivers a consistent 107dB(A) ±4 @ 4 feet, providing superior audibility in high-traffic or noisy work zones.

• Rugged Construction: Made from glass-filled nylon and high-impact plastic that is steam-cleanable and pressure-washable.

• Universal Multi-Voltage: Operates seamlessly on both 12V and 24V DC systems with built-in voltage spike and reverse polarity protection.

• Flexible Installation: Features 18-gauge wire leads for a reliable hardwired connection; compact size allows for horizontal or vertical mounting.

• Extreme Weather Performance: Reliable operation in temperatures ranging from -40°F to +170°F (-40°C to +77°C).

• Broad Compatibility: Suitable for use on both positive and negative ground vehicles.

Technical Specifications:

• Part Number: 41-822

• Sound Level: 107 dB

• Voltage Rating: 12-24 VDC

• Current Draw: Less than 0.7 Amps

• Housing Material: High-impact, Non-corroding Plastic

• Dimensions: 4" W x 2.0" D x 2.5" H

• Mounting: Two .300" diameter holes on 3.25" centers

• Certifications: Certified conformance to S.A.E. J994 Type B; meets OSHA, Bureau of Mines, and U.S. Army Corps of Engineers requirements.