300A Battery Switch 3 Position Dual Circuit

📝 300A 3-Position Dual Circuit Battery Switch 

The 300A 3-Position Dual Circuit Battery Switch gives you complete control over two independent battery sources. With positions for OFF, Battery 1, and Battery 2, it’s perfect for dual-battery campervan, caravan, RV, marine, 4WD, and commercial setups. Built with ignition-protected construction and high-current capability, it delivers safe, reliable switching for demanding electrical systems.

⭐ Essential Benefits

• Three-position power control – isolate all power or select Battery 1 or Battery 2.
• High current capacity – 300A continuous, 500A continuous for 5 minutes, 900A 30-second peak.
• Ignition-protected design – safe for marine, engine bay, and enclosed installations.
• Wide voltage range – suitable for 12v, 24v, and 32v DC systems.
• Dual-battery ready – ideal for setups needing selectable power sources.

⚙️ Functionality

Turn the rotary knob to fully isolate the system (OFF) or direct power from Battery 1 or Battery 2. The switch’s heavy-duty internal contacts are rated to manage high-load devices such as inverters, winches, starters, fridges, and auxiliary equipment. Its ignition-protected enclosure ensures safe operation in marine and engine environments.

🔌 Compatibility

• 12v, 24v, and 32v DC systems
• Campervans, caravans, RVs, 4WDs, boats, machinery, trucks
• Dual-battery systems, power changeover, emergency isolation

🧰 Installation Difficulty

🟡 3/5 (Moderate)
Surface-mount installation with straightforward M10 3-post wiring and included screws.

🔍 Features

• Positions – OFF / 1 / 2
• High-load switchgear – 300A continuous, 500A (5 minutes), 900A (30 seconds)
• Ignition protection – safe in fuel-rich or enclosed spaces
• Durable ABS housing – vibration and corrosion resistant
• Rotary actuation – positive indexing for secure switching

📊 Specifications

📦 What’s Included

• 1× 300A 3-Position Dual Circuit Battery Switch
• 4× Mounting screws

🙌 Why Choose This Product?

This 300A dual-circuit isolator provides dependable control for two battery sources in one compact, ignition-protected unit. With a 500A extended-load rating and 900A peak capability, it’s engineered for serious off-grid, marine, and automotive electrical systems. Whether isolating for safety or selecting between sources, it offers rugged, worry-free performance.

🚀 Our Promise

Order today for same-day dispatch and upgrade your power system with reliable, high-current switching built for adventure.