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Clamp Meters

Best selling clamp meters for electricians and professionals

Professional clamp meters for safe and accurate current measurement without breaking circuits. Ideal for electricians, engineers and electrical diagnostics. Supports AC/DC current, voltage, resistance and advanced features like True RMS and NCV. UK stock with fast delivery, VAT invoice and warranty included.

Availability: 5 In Stock

The ZT-QS9 is a high-performance True-RMS clamp meter designed for electricians, HVAC engineers and technicians. With a 6000-count display, inrush current measurement, peak hold and NCV detection, it offers professional-grade accuracy for a wide range of electrical diagnostics.

It measures AC current, AC/DC voltage, resistance, continuity, diodes and frequency with fast response and stable readings. The ergonomic clamp makes it ideal for quick testing without disconnecting wires.

UK stock, fast delivery and VAT invoice included.

Availability: 7 In Stock

The ZT-QB1 is a compact True-RMS clamp meter designed for safe, non-contact current measurement and everyday electrical diagnostics. With a 4000-count LCD, NCV detection and essential multimeter functions, it is ideal for home users, electricians and DIY repair tasks.

It measures AC current via clamp, plus AC/DC voltage, resistance, continuity and diode checks. The lightweight design and clear display make it perfect for quick on-site or workshop testing.

UK stock with VAT invoice and fast delivery included.

ZOYI VC903 digital clamp meter front view with LCD display
  • On sale!
  • -30%
Availability: 15 In Stock

The VC903 is a professional 6000-count True-RMS clamp meter designed for accurate, non-contact AC current measurement. It includes temperature testing, NCV detection and full multimeter functions, making it ideal for electricians, HVAC engineers and workshop technicians.

It measures AC current via clamp, plus AC/DC voltage, resistance, continuity, diodes and frequency. The backlit LCD and ergonomic design ensure excellent usability in all environments.

UK stock with VAT invoice and fast delivery included.

AC & AC/DC Clamp Meters for Electrical Current Testing

ZOYI clamp meters are designed for convenient electrical current measurement without disconnecting or breaking the conductor. By clamping the meter around a suitable cable, electricians and technicians can measure current quickly while carrying out troubleshooting, maintenance and electrical diagnostics.

The ZOYI range includes AC clamp meters and AC/DC clamp meters, with supported models offering features such as True RMS measurement, non-contact voltage detection (NCV), temperature measurement and additional multimeter functions. They are suitable for domestic, commercial, automotive and industrial electrical work.

What Is a Clamp Meter Used For?

  • AC Current Measurement – check current flowing through suitable electrical conductors.
  • DC Current Measurement – supported AC/DC models can measure DC current for automotive, battery and electronic applications.
  • Electrical Fault Finding – investigate abnormal current draw, overloaded circuits and equipment performance.
  • Maintenance & Inspection – useful for motors, electrical equipment, distribution systems and building maintenance.
  • Automotive Diagnostics – AC/DC models can help with suitable vehicle electrical and charging-system measurements.
  • General Electrical Testing – supported models may also measure voltage, resistance, continuity, frequency and other parameters.

AC Clamp Meter or AC/DC Clamp Meter?

An AC clamp meter is suitable when your work mainly involves alternating-current electrical installations, appliances and mains-powered equipment.

Choose an AC/DC clamp meter if you also need to measure direct current, such as in battery systems, automotive electrical circuits, DC power supplies or other compatible DC applications.

True RMS Clamp Meters

A True RMS clamp meter is particularly useful when measuring AC signals that may not have a perfect sine-wave shape. This can be important when testing modern electronic equipment, variable-speed drives, power supplies and other non-linear loads. Check the individual product specification to confirm which measurement functions are supported by each ZOYI clamp meter.

Clamp Meter or Digital Multimeter?

The main advantage of a clamp meter is that current can be measured by clamping around a suitable conductor rather than placing the meter directly in series with the circuit. This can make current measurements faster and more convenient in many electrical applications.

If your work mainly involves voltage, resistance, continuity, capacitance or electronics measurements, explore our ZOYI digital multimeters .

Related Electrical Test Equipment

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Voltage Testers & NCV Pens

For quick detection of the presence of AC voltage, explore our non-contact voltage testers .

Insulation Testers

For testing insulation resistance in cables, motors and electrical equipment, browse our insulation resistance testers .

Why Buy ZOYI Clamp Meters from ZOYI UK?

  • Genuine ZOYI electrical test instruments
  • AC and AC/DC clamp meter options
  • UK-held stock
  • VAT-inclusive pricing
  • Fast UK delivery
  • Technical and after-sales support

Looking for other professional electrical test instruments? Browse all ZOYI test equipment .

ZOYI Clamp Meter Manuals & Support

Already own a ZOYI clamp meter? Visit ZOYI Manuals & Firmware Downloads for available manuals, documentation, firmware and software.