Exterior Components› Body Panels and Components

Hella

BU ALARM 112DB 12-48V HD BM30

$29.11

SKU: H004 996139301

In Stock
In Stock
Ships by Oct 7
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The HELLA Backup Alarm BM30 Series is a high-intensity reverse alarm designed to enhance safety during vehicle reversing operations. It features a sound level of 112 decibels to effectively alert surrounding personnel and operates on a power supply range of 12 to 48 volts for versatile application.

Constructed with a durable black steel housing and an integrated bracket for universal mounting, this alarm is engineered to withstand harsh conditions with an operating temperature range of -40 to +85 degrees Celsius and an IP67 protection class. It is approved against electromagnetic tolerance, adheres to SAE standards, and includes protection against reverse polarity and voltage points.
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BU ALARM 112DB 12-48V HD BM30

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandHella
Part NumberH004 996139301

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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