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Datalogger for electrical insulation and system voltage.

SA380-IT logo

The SA380-IT is a smart, multi-channel monitoring device purpose-built for power supply monitoring, providing continuous oversight of the electrical health of up to five separate AC or DC circuits — including bus bars.

Placeholder for the imageYellow SA380-IT insulation monitor device with multiple indicator lights and a visible serial number label on the front.

Proactive Power Monitoring

It uses fast insulation resistance testing and earth-loop monitoring to detect early signs of degradation or faults, even in circuits that operate intermittently. This enables maintenance teams to take proactive action before minor issues develop into critical failures.

Each monitored circuit is fully isolated to ensure safe and accurate readings, and the SA380-IT integrates easily into wider monitoring networks via Bluetooth, Ethernet, RS-485, or mobile connections. Technicians can quickly access real-time data on-site using a laptop or iOS device, streamlining diagnostics and fault resolution. With configurable settings, rapid detection capabilities, and robust communications, the SA380-IT is a vital tool for ensuring the safety, reliability, and performance of electrical systems across the rail network.

Key features

This device continuously monitors voltage and resistance to earth of:

Five independent bus-bar feeds

AC or DC

Up to 160V RMS

This industry-first insulation monitoring device was developed in partnership with Network Rail - a great opportunity to build something to a demanding specification.

We're also proud to offer the SA380-IT at an unmatched price point.

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