Extech EX520A Heavy Duty True RMS Industrial Multimeter (0.09%)

  • 0.09% accuracy – precise and reliable readings
  • True RMS – accurate on noisy circuits
  • AC/DC volts, amps, resistance, and more – all in one
  • Type K input – temperature ready for HVAC work
  • CAT IV 600V safety – built for professionals
  • IP67 sealed – tough for site and field use
  • Backlit LCD – clear in any light
  • Data/max hold – store key results
  • Auto power-off – saves battery
£160.80 £134.00

Availability: In stock

Product Code
EXTEX520A

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90-day Returns

Technical Support

Extech EX520A Heavy Duty True RMS Industrial Multimeter (0.09%)

What is the Extech EX520A True RMS Multimeter?

The Extech EX520A is a True RMS industrial multimeter designed for UK electricians, maintenance engineers and test technicians who need professional-grade precision and reliability.
With a 0.09% basic accuracy, the EX520A ensures dependable performance when testing electrical installations, control panels and HVAC systems.

 

How does the EX520A stand out in everyday use?

Built for demanding environments, this multimeter combines True RMS accuracy, CAT IV 600V safety and IP67 waterproof protection to handle site conditions effortlessly.
It also includes temperature measurement via a Type K thermocouple, making it ideal for HVAC and process maintenance applications.
Whether you're performing fault finding, commissioning or calibration work, the EX520A delivers consistent results every time.

 

Order today to enjoy free delivery, expert support and our 90-day satisfaction guarantee. Need advice? Our team is here to assist you.

 

More Information
ManufacturerExtech
Manufacturer Part NumberEX520A
GTIN0793950395233
document Datasheet EX5xxA (718.17 kB)
document Manual EX520A (577.23 kB)
  • Basic accuracy: ±0.09%
  • AC voltage: 0.1 mV to 1000 V
  • DC voltage: 0.1 mV to 1000 V
  • AC current: 0.1 µA to 10 A
  • DC current: 0.1 µA to 10 A
  • Resistance: 0.1 Ω to 40 MΩ
  • Capacitance: 0.01 nF to 100 µF
  • Frequency: 0.001 Hz to 10 MHz
  • Temperature range: -50 °C to 1000 °C (Type K probe)
  • Display: 6000-count backlit LCD
  • Safety rating: CAT IV 600V / CAT III 1000V
  • Ingress protection: IP67 (waterproof and dustproof)
  • Power: 2 × AA batteries
  • Dimensions: 180 × 90 × 50 mm
  • Weight: 350 g
  • Extech EX520A True RMS Multimeter
  • Test leads
  • Type K thermocouple probe
  • Protective rubber holster
  • 2 × AA batteries
  • 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.