Data Harvest Current Sensor (+/‑ 1A) – Model 3165

The Data Harvest Current Sensor (+/‑ 1A) 3165 is a versatile, medium‑range current sensor designed for accurate measurement of both AC and DC currents. With differential inputs, the sensor can be placed anywhere within an electrical circuit, and it is ideal for use alongside a Voltage Sensor to enable full circuit analysis and power calculations.

Part of a set of three Data Harvest current sensors with different ranges, the 3165 model offers a balanced measurement capacity suitable for a wide variety of school and laboratory investigations.

Key Features

• Measures both AC and DC currents
• ±1A range suitable for general circuit investigations
• Differential inputs allow placement anywhere within a circuit
• Compatible with Data Harvest datalogging systems
• Ideal for combined use with a Voltage Sensor
• Durable, reliable, and designed for classroom use

Ideal for School Science Lessons

Perfect for GCSE and A‑Level Physics, this medium‑range current sensor supports a wide selection of experiments, including:

• Ohm’s Law investigations
• Series and parallel circuit studies
• Measuring current in motors, bulbs, and resistors
• Exploring AC vs. DC characteristics
• Analysing current flow with datalogging software

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