
Battery Undervoltage Alarm Module 20-36V Low Voltage Protection
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Prices updated: 13 Oct 2026
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About this product
A low-voltage alarm module that warns when battery voltage drops below a safe level, designed for the 20-36 V range. It is useful for monitoring battery packs in vehicles, robots and power systems where deep discharge should be avoided. The listing does not state the exact trigger threshold, so confirm it before use.
Specifications
- Voltage range
- 20-36 V
- Function
- Low-voltage alarm and protection / إنذار وحماية عند انخفاض الجهد
- Type
- Undervoltage alarm module / وحدة إنذار جهد منخفض
Frequently asked questions
Which battery systems is it for?
It is intended for battery systems within 20-36 V, such as 24 V packs. Confirm your pack voltage falls within that range before connecting.
How does it alert me?
The listing describes it as a low-voltage alarm. The alert method and exact trigger threshold are not specified, so check the module's markings or documentation.





