Extech 42512 Dual Laser InfraRed Thermometer (30 inch)

  • Dual lasers – pinpoint exact target area
  • Wide range – from -50 °C to 1000 °C
  • Adjustable emissivity – accurate on any surface
  • Fast 0.15 s response – instant results
  • High/low alarms – warn of limit breaches
  • Backlit display – easy to read anywhere
  • Lock mode – hands-free scanning
  • Durable housing – built for field work
£202.80 £169.00

Availability: In stock

Product Code
EXT42512

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Extech 42512 Dual Laser InfraRed Thermometer

What is the Extech 42512 Dual Laser Infrared Thermometer?

The Extech 42512 is a professional non-contact infrared thermometer designed for UK HVAC engineers, electrical contractors and maintenance technicians who need fast and accurate surface temperature readings from a safe distance.
It uses dual laser targeting to show the precise measurement spot, helping professionals diagnose heating and cooling issues, detect electrical faults and verify surface temperatures on equipment safely and efficiently.

 

How does the 42512 stand out in everyday use?

Engineered for precision and ease of use, the 42512 features dual laser convergence that marks the exact measuring area, reducing guesswork and improving accuracy.
Its wide temperature range of -50 °C to 1000 °C and adjustable emissivity make it ideal for a variety of materials and applications, from HVAC ducts and electrical panels to motors and mechanical systems.
The audible high/low alarms, backlit LCD and fast 0.15-second response make it a reliable companion for busy engineers working on-site or in the workshop.

 

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 Number42512
GTIN0793950425121
document Datasheet 42512 (244.05 kB)
  • Temperature range: -50 °C to 1000 °C (-58 °F to 1832 °F)
  • Accuracy: ±(1 % of reading + 1 °C / 2 °F)
  • Repeatability: ±0.5 % or ±1 °C
  • Response time: 0.15 s
  • Optical resolution: 30:1 distance-to-spot ratio
  • Emissivity: Adjustable 0.10 – 1.00
  • Display: Backlit dual LCD with max hold and alarm indicators
  • Laser targeting: Dual laser convergence at 30" (76 cm)
  • Power supply: 9 V battery
  • Dimensions: 146 × 104 × 43 mm
  • Weight: 163 g
  • Extech 42512 Dual Laser Infrared Thermometer
  • Protective pouch case
  • 9 V battery
  • User manual

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.