Best Warning Buzzer & Chime Relays of 2025

The Cole Hersee 4099 Universal Buzzer is an impact-resistant ABS resin case buzzer that works with any temperature, pressure, door or momentary switch. It is designed for instant response and uninterrupted signal to warn you about low air pressure, temperature, bus driver alert or 'door ajar' warning. The moisture-repellent insulator makes it suitable for any weather condition.

The Motorcraft Warning Buzzer is designed to alert you effectively. With dimensions of 6.0 inches in length, width, and height, it fits well in various setups. Weighing just 5.0 pounds, it is lightweight for easy installation. This product comes in a single package, making it convenient for straightforward purchases. As a relay type, it plays a crucial role in ensuring your vehicle’s warning systems function properly, giving you peace of mind while driving. Its reliable performance helps keep you informed about important alerts, enhancing your overall safety on the road.

The Cole Hersee 4112-RC000 is a rugged buzzer with a red pilot light, designed for universal application with any electrical switch. The warning light and buzzer combination provides an audible and visible alert, ensuring that you don't miss any important signals. Its long-life LED and red lens are durable and long-lasting, while its compact body size makes it easy to mount and use. With a 11/16-inch diameter mounting stem and 17/32-inch length, it can be installed in any space, and its body size of 1 7/8 inches by 1 inch by 1 11/32 inches makes it the perfect size for most applications.

The Cole Hersee 4099-BP Alarm Buzzer is part of the Warning Devices Product Line and is made in the United States. This 12V buzzer has a compact size with package dimensions of 10.668 L x 3.048 H x 6.604 W (centimeters) and a package weight of 0.1 pounds. The Cole Hersee Alarm Buzzer is a great warning device to have in your vehicle or boat. It can alert you to potential problems or dangers, such as low oil pressure, high engine temperature, or low battery voltage. With its small size, it can be easily installed in tight spaces. The lightweight design means that it won't add any significant weight to your vehicle or boat. The Cole Hersee Alarm Buzzer is a reliable and useful tool to help keep you safe on the road or on the water.

The X AUTOHAUX Buzzer is a reliable parking assistance tool designed for various Audi, Skoda, and Volkswagen models. It features an OE number for easy identification and compatibility with multiple vehicles. As you park, this buzzer emits warning sounds, increasing in frequency as you approach obstacles, helping you avoid scratches and damage. With matching connectors, installation is straightforward, allowing you to replace the old unit with ease. Just ensure to check the part number before purchase and turn off your car before installation for safety.

The HELLA Buzzer 12V offers dual-rate functionality, allowing you to choose between fast and slow sound modes. This versatility ensures that you can use it in a variety of situations, whether you need a quick alert or a more gradual warning. With a powerful output of 90dB from just a foot away, this buzzer is loud enough to capture attention in noisy environments. Constructed from premium-grade materials, you can rely on its durability for long-lasting performance, making it a smart choice for anyone seeking a reliable warning system.

The Velvac Low Vacuum Buzzer is a reliable 12-volt alert system that warns you when air levels drop too low. This essential device helps ensure your safety by providing an audible signal, so you can take action before any potential issues arise. With its compact design featuring 9/32" diameter mounting holes, installation is straightforward and convenient. The buzzer is specifically designed for air products, making it a perfect addition to your equipment to maintain optimal performance. By using this buzzer, you can have peace of mind knowing that you’ll be alerted in critical situations.

The Cole Hersee Alarm Buzzer 40151 is a reliable auto part designed to enhance your vehicle's alert system. With compact dimensions of 3.85 inches long, 3.2 inches wide, and 2.7 inches high, it easily fits into various automotive setups. Weighing only 0.1 pounds, it won’t add unnecessary bulk to your installation. This buzzer is sold individually, ensuring you have exactly what you need for your project. Its primary function as a warning buzzer ensures that you can alert yourself or others to important notifications, improving safety and awareness while driving.

This industrial electronic buzzer features a continuous sound-making type and a rated voltage of DC 3-24V. With a sound pressure of 80dB, it is suitable for various applications, and its operating temperature ranges from -20°C to +80°C. The body diameter is 30mm, and the overall size is 48 x 30 x 15mm. It has a mounting hole diameter of 3.7 x 3.2mm and comes with an 11cm wire length. Made of plastic, it is lightweight and comes in white color.

The Aramox JETTA Buzzer is specifically designed for JETTA MK5 and MK6 models from 2006 to 2015, ensuring a perfect fit for your vehicle. It serves as a direct replacement for your old or damaged warning buzzer, making installation hassle-free. With its robust design, this buzzer features anti-wear properties, enhancing its durability and longevity. You can expect excellent performance and stability, providing peace of mind while reversing your vehicle. This product not only improves safety but also helps maintain the original standard of your car's parking aid system.