High-accuracy base-mount current shunt for precision charge and load measurement

This heavy-duty 500 A base-mount shunt provides accurate current sensing for alternator control, charge regulation, and DC system monitoring. Designed for permanent installation in marine, vehicle, battery bank, or auxiliary power environments, it delivers stable millivolt output at known current levels, allowing advanced regulators and monitoring systems to calculate real-time current flow. With robust brass terminals, phenolic base insulation, and precise calibrated resistance, it supports reliable measurement performance in demanding electrical installations.

Key Features

• High-capacity current measurement: Rated for up to 500 A with a stable 50 mV output reference, ensuring consistent monitoring accuracy.
• Calibrated low-resistance element: Precision-machined resistance section provides .10 mΩ at 50 mV for exact current conversion ratios and dependable sensing performance.
• Ideal for charging control systems: Suitable for current-based regulation with Wakespeed alternator controllers and DC monitoring devices requiring millivolt feedback.
• Base-mount phenolic platform: Rigid insulating base allows secure installation on flat surfaces while maintaining electrical isolation and mechanical stability.
• Heavy-duty brass terminals: Solid connection blocks with large threaded hardware ensure low-loss current transfer and secure conductor clamping.
• Accurate real-time data: Supports precise current feedback for alternator protection, charging optimisation, energy logging, and load calculations.

Built for accuracy and reliability, it enables clean current sensing in high-capacity DC power systems.