Extech EX430A TRMS Professional Auto-ranging Digital Multimeter

  • True RMS measurement - accurate on distorted waveforms
  • Autoranging operation - faster everyday testing
  • Temperature measurement - includes Type K probe
  • Frequency and capacitance - expanded diagnostics
  • Relative mode - simplifies comparative testing
  • Backlit display - easy viewing in low light
Regular Price £117.59 Special Price £94.84 £79.03

Availability: Usually 5 working days

Product Code
EXTEX430A

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Extech EX430A TRMS Professional Auto-ranging Digital Multimeter

True RMS Digital Multimeter for Electrical Testing and Diagnostics

The Extech EX430A True RMS Autoranging Multimeter is a professional electrical testing instrument designed for UK electricians, maintenance engineers and field service technicians carrying out fault finding, installation testing and electrical diagnostics. Combining True RMS accuracy with autoranging functionality, the EX430A provides reliable voltage, current, resistance, capacitance and frequency measurements for commercial, industrial and domestic electrical applications.

 

Advanced Electrical Measurement with Built-In Temperature Testing

Designed for versatile electrical troubleshooting, the EX430A features a large backlit LCD display, low current measurement capability down to 0.1 μA and integrated Type K temperature measurement for HVAC and electrical maintenance tasks. Frequency, capacitance and duty cycle testing make it ideal for diagnosing motors, controls and electrical circuits while the supplied protective holster, tilt stand and hanging strap improve usability during on-site electrical work.

 

Why do electricians choose the Extech EX430A?

The EX430A combines True RMS accuracy with advanced measurement functions and built-in temperature testing, making it ideal for electrical troubleshooting, maintenance and installation work.

 

More Information
ManufacturerExtech
Manufacturer Part NumberEX430A
GTIN0793950384329
Included CalibrationCall for info
Category ratingCAT III 600V
FeaturesTrueRMS, Frequency measurement, Temperature measurement
  • Safety Rating: CAT III 600V
  • Display: Large backlit LCD
  • Basic DC Accuracy: ±0.3%
  • True RMS: Yes
  • AC Voltage: 0.1mV to 600V
  • DC Voltage: 0.1mV to 600V
  • AC Current: 0.1μA to 10A
  • DC Current: 0.1μA to 10A
  • Resistance: 0.1Ω to 40MΩ
  • Capacitance: 0.01nF to 100μF
  • Frequency: 0.001Hz to 10MHz
  • Temperature: -20°C to 750°C (Type K)
  • Duty Cycle: 0.1% to 99.9%
  • Diode Test: Yes
  • Continuity: Yes
  • Relative Mode: Yes
  • Autoranging: Yes
  • Power Supply: 9V battery
  • Dimensions: 187 × 81 × 50mm
  • Weight: 342g
  • Warranty: 3 years
  • Extech EX430A True RMS Digital Multimeter
  • CAT III test leads
  • Type K bead wire temperature probe
  • Protective holster with test lead holder
  • Multi-position tilt stand
  • Velcro hanging strap
  • 9V battery
  • User manual
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Why choose Instrotech for your electrical test equipment?

With over 40 years’ experience supporting UK electricians, technicians and engineers, Instrotech is your trusted partner for quality tools and expert service. When you purchase from us, you benefit from:

  • Free UK shipping on all orders
  • Access to our knowledgeable technical support team
  • Available calibration services to maintain safety compliance
  • A 90-day money-back guarantee for complete peace of mind

We’re committed to helping you work safely and efficiently with industry-leading products and ongoing support.