---
product_id: 309517213
title: "500A Battery Monitor with Alarm, Capacity and Voltage Indicator, Compatible with LiFePO4, Lithium-ion, Lead Acid Battery in RV and Solar System"
brand: "renogy"
price: "$146.84"
currency: USD
in_stock: true
reviews_count: 13
category: "Renogy"
url: https://www.desertcart.us/products/309517213-500a-battery-monitor-with-alarm-capacity-and-voltage-indicator-compatible
store_origin: US
region: United States of America
---

# ±1% voltage & current accuracy 6m shielded cable for remote reading 500A max current monitoring 500A Battery Monitor with Alarm, Capacity and Voltage Indicator, Compatible with LiFePO4, Lithium-ion, Lead Acid Battery in RV and Solar System

**Brand:** renogy
**Price:** $146.84
**Availability:** ✅ In Stock

## Summary

> 🔋 Master your power, avoid the blackout—monitor like a pro!

## Quick Answers

- **What is this?** 500A Battery Monitor with Alarm, Capacity and Voltage Indicator, Compatible with LiFePO4, Lithium-ion, Lead Acid Battery in RV and Solar System by renogy
- **How much does it cost?** $146.84 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/309517213-500a-battery-monitor-with-alarm-capacity-and-voltage-indicator-compatible)

## Best For

- renogy enthusiasts

## Why This Product

- Trusted renogy brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Energy-Saving Display:** Customizable brightness and auto backlight shutoff keep your battery power optimized without sacrificing visibility.
- • **Precision Power Insight:** Experience ultra-accurate battery metrics with ±1% voltage, current, and capacity readings—no more guesswork.
- • **Smart Battery Protection:** Stay ahead with high/low capacity alarms and flashing backlight alerts that prevent costly over-discharge damage.
- • **Effortless Remote Monitoring:** 6-meter shielded cable and transparent shunt holder make installation simple and let you check battery health from afar.
- • **Universal Battery Compatibility:** Seamlessly monitor Lead Acid, LiFePO4, Lithium-ion, and NiMH batteries in your RV or solar setup.

## Overview

The Renogy 500A Battery Monitor delivers professional-grade, ±1% accurate real-time monitoring of voltage, current, and capacity for a wide range of batteries including LiFePO4 and Lead Acid. Designed for RV and solar systems, it features smart alarms to protect battery health, a high-definition backlit display with adjustable brightness, and a 6-meter shielded cable for convenient remote monitoring. Its low power consumption and easy installation make it the essential tool for millennial professionals who demand precision and reliability in their off-grid power management.

## Description

Product Description Renogy 500A Battery Monitor Weight (LCD Interface): 75 g Size (LCD Interface): 99 x 61 x 18 mm Temperature range: 0-35°C Shielded Wire Length: 6 m B+ Wire Length: 1 m Working Voltage: 10-120V Working Dissipation: 10-15mA Standby Dissipation: 1-2mA Voltage Accuracy: ±1% Current Accuracy: ±1% Capacity Accuracy: ±1% Backlight on current (>50A): 100mA Preset capacity value: 0.1-9999.0 AH Descripition The Renogy Battery Monitor is designed to monitor performance for most kinds of batteries. Its high-precision measurements will eliminate the guesswork from battery usage and improve your battery bank's overall performance and longevity! It is a universal battery monitor that you can use with voltage ranging from 10V to 120V and up to 500A. Adjustable brightness levels to keep you comfortable at night and save your battery power. Allow you to customize the turn-off voltage to save battery power. Professional's choice that allows you to monitor your battery degradation timely LOW POWER CONSUMPTION DESIGN The backlight will automatically shut down when the charging current is ＜100mA and only 1 mA Standby Dissipation. This battery monitor is equipped with data storage capacity. It automatically saves the last testing data when its power is off. PROTECT YOUR BATTERY This monitor gives you high precision current detection and accurate battery state of charge. You can also set an alarm for high or low current voltage. When the alarm is activated, the backlight and voltage value will be shown on the screen to alert you on what to do when you reach the cut-off voltage. EASY TO INSTALL The package includes the LCD interface, 500A shunt, transparent shunt holder, 6 m shielded wire, and B+ wire. The shunt holder makes it very convenient to mount the shunt while the long shielded wire allows you to monitor the status of your battery from a distance.

Review: Great little bidirectional power meter - Good quality meter, works well and is quite accurate. Easy to install with no fuss. If your running lifepo4 on your solar then this unit is a must have, highly recommend 👍🏻
Review: Worked out of the box - Great addition to my solar set up in the van/camping. Easy to see at glance the expected wattage/voltage of batteries. Easy set up and good value. Only issue is trying to register on Renogy. The reviews on their app are indicative of the apps value!

## Features

- 【1% Accuracy Measurement】 Shunt-type monitor design provides much more accurate real-time voltage and current draw measurement.
- 【Protect the batteries】 With High and low capacity alarm functions, our battery monitor with shunt will alarm, and backlight and voltage value will flash simultaneously to protect the batteries from getting over-discharged.
- 【Fit for all battery】 Compatible with various battery types, including Lead Acid (AGM, GEL), Lithium Iron Phosphate, Lithium-ion, Nickel-metal hybrid.
- 【Easy to read】 Displays multiple electronic parameters, including Voltage, Current, Consumed Power, Battery Capacity, and battery degradation rate with a customized brightness high-definition Backlight Display.
- 【Easy to Install】 Transparent shunt holder makes it easier to mount the shunt. And the 20ft Shielded cable allows you to monitor the battery status from a distance.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07RGPCZSZ |
| Best Sellers Rank | 3,836 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 2 in Battery Monitors 185 in Electrical Tools & Testers |
| Brand | Renogy |
| Colour | Black |
| Compatible Devices | LiFPO4, AGM, GEL, LFP, Li-ion, NiMH batteries |
| Country Of Origin | China |
| Customer Reviews | 4.2 out of 5 stars 330 Reviews |
| Global Trade Identification Number | 00810009712602 |
| Item Dimensions | 9.9 x 6.1 x 1.8 centimetres |
| Item Weight | 75 Grams |
| Item dimensions L x W x H | 9.9 x 6.1 x 1.8 centimetres |
| Item weight | 75 Grams |
| Manufacturer | Renogy |
| Manufacturer Part Number | RBM500-G1-EU |
| Maximum Operating Voltage | 120 Volts |
| Minimum Operating Voltage | 12 Volts (DC) |
| Model Number | RBM500 |
| Power Source | Battery Powered |
| Power source | Battery Powered |
| Product Warranty | 2-year material and workmanship warranty |
| Specification Met | CE, RoHS |
| Style | Voltage |
| Style Name | Voltage |
| UPC | 810009712602 |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** Renogy
- **Colour:** Black
- **Item weight:** 75 Grams
- **Power source:** Battery Powered
- **Style:** Voltage

## Images

![500A Battery Monitor with Alarm, Capacity and Voltage Indicator, Compatible with LiFePO4, Lithium-ion, Lead Acid Battery in RV and Solar System - Image 1](https://m.media-amazon.com/images/I/511dBf6-1TL.jpg)
![500A Battery Monitor with Alarm, Capacity and Voltage Indicator, Compatible with LiFePO4, Lithium-ion, Lead Acid Battery in RV and Solar System - Image 2](https://m.media-amazon.com/images/I/6153TSRsONL.jpg)
![500A Battery Monitor with Alarm, Capacity and Voltage Indicator, Compatible with LiFePO4, Lithium-ion, Lead Acid Battery in RV and Solar System - Image 3](https://m.media-amazon.com/images/I/614EWfUjDeL.jpg)
![500A Battery Monitor with Alarm, Capacity and Voltage Indicator, Compatible with LiFePO4, Lithium-ion, Lead Acid Battery in RV and Solar System - Image 4](https://m.media-amazon.com/images/I/51zWg0uHISL.jpg)
![500A Battery Monitor with Alarm, Capacity and Voltage Indicator, Compatible with LiFePO4, Lithium-ion, Lead Acid Battery in RV and Solar System - Image 5](https://m.media-amazon.com/images/I/61vI9e90nvL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great little bidirectional power meter
*by J***N on 12 June 2026*

Good quality meter, works well and is quite accurate. Easy to install with no fuss. If your running lifepo4 on your solar then this unit is a must have, highly recommend 👍🏻

### ⭐⭐⭐⭐⭐ Worked out of the box
*by S***S on 10 July 2024*

Great addition to my solar set up in the van/camping. Easy to see at glance the expected wattage/voltage of batteries. Easy set up and good value. Only issue is trying to register on Renogy. The reviews on their app are indicative of the apps value!

### ⭐⭐⭐⭐⭐ Nice quality, clear screen
*by R***C on 26 June 2025*

Quality product with clear display and easy to use. Fits nicely in our camper and being green backlight is not overly bright at night. Easy to install and use. Happy to try other Renogy products if they're as good as this

## Frequently Bought Together

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-06*