Take the guesswork out of your battery performance with the Rich Solar RS-BM500 1500A Battery Monitor with Shunt. Designed for accuracy, reliability, and ease of use, this powerful monitor gives you real-time insight into your battery’s capacity, voltage, current, and overall health. Whether you’re managing a solar power system, RV setup, marine batteries, or an off-grid installation, the RS-BM500 ensures you always know exactly how much energy you have left.

The large, easy-to-read remote display can be wall-mounted for convenient viewing, while the heavy-duty shunt ensures precise measurements by connecting directly to your battery’s negative terminal. With a wide voltage range (8–120V) and an impressive ±1% measurement accuracy, you’ll enjoy dependable performance for years to come.

Built for both professionals and DIY installers, the RS-BM500 comes complete with all necessary cables, connectors, and an intuitive wiring setup — making installation quick and straightforward.

Key Features

  • Wide Voltage Range – Monitors battery systems from 8V to 120V for maximum compatibility.
  • High Current Capacity – Supports up to 1500A with precise measurement.
  • ±1% Accuracy – Provides dependable readings for capacity, voltage, and current.
  • Real-Time Monitoring – Tracks amp-hours, charge/discharge current, and remaining capacity.
  • Low Power Consumption – Only 10mA working dissipation; 1mA standby.
  • Easy Installation – Wall-mountable display with included wiring and shunt.
  • Durable Design – Built for long-term use in solar, RV, marine, and off-grid setups.

Specifications

Specification Details
Model RS-BM500
Voltage Range 8–120V
Current Range 0.1–9999Ah
Capacity Setting Value 0–500A
Working Dissipation 10mA
Standby Dissipation 1mA
Capacity Accuracy ±1.0%
Voltage Accuracy ±1.0%
Current Accuracy ±1.0%
Backlight On Current 80mA
Installation Type Wall-mounted display with shunt
Included Accessories Shunt, shielded cable, B+ wire, mounting hardware
Applications Solar power systems, RVs, boats, off-grid setups

Installation Overview

  • Disconnect all wires from the negative battery terminal.
  • Mount the Shunt as close to the battery as possible.
  • Connect the “B-” side of the shunt directly to the battery’s negative terminal (no other connections for accurate readings).
  • Use the included B+ wire to connect the shunt’s B+ terminal to the battery’s positive terminal.
  • Run the shielded cable from the shunt to the wall-mounted remote display.
  • Mount the display in your chosen location using a drill and jigsaw cutout.
  • Secure all connections and power on for accurate battery monitoring.

Documents

⚠️ California Proposition 65 Warning: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer and reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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