RENOGY Battery Shunt 300

📝 Renogy Battery Shunt 300

The Renogy Battery Shunt 300 (with integrated bluetooth) is a high-precision monitoring device designed to accurately measure current, voltage, and power usage across your 12v or 24v battery systems. Compact yet powerful, this 300A-rated shunt ensures precise energy tracking for solar systems, RVs, boats, and off-grid installations — making it an essential tool for optimising battery performance and extending lifespan.

Seamlessly integrating with Renogy’s monitoring ecosystem, it provides real-time data on charging and discharging activity via Bluetooth connectivity, allowing you to manage your power system with confidence.

⭐ Essential Benefits

• High current rating – handles up to 300A continuous current (500A peak for <10s), suitable for medium to large battery systems.
• Accurate monitoring – ±1% precision for current and voltage readings, ensuring dependable power tracking.
• Smart Bluetooth connectivity – supports Bluetooth LE and BLE Mesh for seamless communication with Renogy apps and monitors.
• Efficient energy management – enables accurate assessment of battery health, charge status, and usage trends.
• Durable, compact design – robust housing built for longevity in demanding off-grid, marine, and mobile environments.
• Temperature sensing – integrated sensor monitors system temperature for safe operation and performance optimisation.
• Easy installation – compact form with M10 terminal connections and wall-mount capability.

⚙️ Functionality

The Renogy Battery Shunt 300 acts as a high-accuracy bridge between your battery and monitoring system, measuring the flow of electrical current in and out of the battery bank. It provides detailed insights into charge, discharge, and consumption rates, allowing for proactive energy management. The device’s Bluetooth connectivity enables wireless data transfer to compatible Renogy monitoring systems and mobile apps.

🔌 Compatibility

• Compatible with Renogy smart battery monitors and select Bluetooth monitoring devices
• Suitable for 12V, 24V, 36V, and 48V systems (8–60V input range)
• Ideal for solar power systems, RVs, boats, and off-grid applications

🧰 Installation Difficulty

🟢 2/5 (Easy) – simple wiring setup between battery negative terminal and load/charging system; minimal tools required.

🔍 Features

• Rated for 300A continuous / 500A peak (under 10s)
• ±1% measurement accuracy
• Bluetooth LE & BLE Mesh communication
• Temperature sensor included (1.5m)
• Compact wall-mountable design
• Low power consumption (<0.1W)
• Wide voltage compatibility (8–60V input)
• CE, FCC, IC, RCM, RoHS, TELEC certified

📊 Specifications

📦 What’s Included

• 1 × Renogy Battery Shunt 300
• 1 × Quick Guide
• 3 × Mounting Screws
• 2 × B+ Wires (1m, 22 AWG)
• 1 × Temperature Sensor (1.5m)