Testo 830-T2 Kit Infrared Thermometer – 0563 8312

The Testo 830-T2 kit is a professional infrared thermometer package for fast, non-contact surface temperature checks, with a supplied contact surface probe for follow-up measurements on low-emissivity, uneven or harder-to-read surfaces.

Browse our full thermometer range, explore the wider Testo collection, or contact the team via our contact page if you need help choosing between an IR thermometer, clamp thermometer or dual-input thermometer.

At a Glance

The Testo 830-T2 kit suits HVAC, refrigeration, maintenance and industrial users who want quick non-contact readings first, then a contact check when surface finish or emissivity could affect IR accuracy.

Who It's Best For

• HVAC technicians checking ductwork, supply grilles, motor housings and accessible hot surfaces
• Refrigeration and maintenance work where you want a quick scan before using a contact probe
• Trade and industrial users measuring hard-to-reach or unsafe-to-touch surfaces
• Users who want one kit for both infrared and spot-check contact confirmation

Where It Has Limits

• Pipe temperature work where a dedicated clamp thermometer is the main tool
• Formal commissioning tasks that rely on stable line-contact measurements alone
• Users expecting infrared readings to replace all probe-based measurement

Why Tradies Choose the Testo 830-T2 Kit

• Fast non-contact surface checks: ideal when the target is hot, moving, awkward to reach or unsafe to touch.
• Dual-laser spot marking: the 2-point laser helps you see the measurement zone more clearly on the job.
• 12:1 optics: practical for taking readings from a safer or more convenient distance.
• Contact probe included: the supplied cross-strip probe is useful for control measurements and surfaces with low emissivity.
• User-set thresholds: audible and visual alarms help with quick pass/fail checks.
• Min/max display: handy for tracking surface temperature swings during fault-finding.

Key Specs

Brand	Testo
Model	830-T2 Kit
Part number	0563 8312
Type	Infrared thermometer kit with external surface probe
Infrared measuring range	-30 to +400 °C
IR accuracy	±1.5 °C or ±1.5% of reading (+0.1 to +400 °C); ±2 °C or ±2% of reading (-30 to 0 °C), whichever is greater
IR resolution	0.1 °C
IR measuring rate	0.5 s
Type K input range	-50 to +500 °C
Included surface probe range	-60 to +300 °C, short periods up to +500 °C
Optics	12:1
Laser	2-point laser spot marking
Functions	Min/max, adjustable thresholds, visual and audible alarm, external probe connection
Battery type	9V block battery
Battery life	15 hours
Dimensions	190 x 75 x 38 mm
Weight	200 g
Operating temperature	-20 to +50 °C
Storage temperature	-40 to +70 °C
Warranty	2 years

Compatibility and Setup Notes

Infrared thermometers are excellent for quick surface scans, but they only measure the surface you aim at and can be affected by distance-to-spot ratio and emissivity. That is why this kit is stronger than a basic IR temp gun alone: you can scan first, then use the supplied contact sensor when you need a confirmation reading on reflective, uneven or low-emissivity materials.

For broader HVAC diagnostics, compare this kit with other tools in our thermometer collection. If you want a simpler non-contact option without the extra contact probe, compare it with the Testo 830-T1 infrared thermometer.

In the Box

• Testo 830-T2 infrared thermometer
• Quick response surface temperature sensor with spring-mounted cross-strip
• Leather protective case
• Battery
• Protocol / calibration certificate

You Might Also Need

• More HVAC thermometers – compare IR, probe, clamp and dual-input temperature tools.
• Testo instruments – useful if you want to stay within one brand ecosystem.
• Infrared thermometer guide – helpful if you want to understand distance-to-spot ratio and emissivity before buying.
• Product advice from HVACShop – useful if you are unsure whether this kit or a clamp/probe thermometer is the better fit.

Further Reading

• National Measurement Institute
• NMI radiation thermometry reference

Frequently Asked Questions

Is the Testo 830-T2 good for HVAC work?

Yes, especially for fast surface temperature checks on ductwork, motors, grilles, plant and accessible components where a quick non-contact reading is useful.

Why does this kit include a contact surface probe?

The included cross-strip probe helps with control measurements and is especially useful on materials where infrared readings can be less reliable, such as low-emissivity or uneven surfaces.

Can this measure air temperature?

It is primarily a surface temperature tool. Infrared mode reads surface temperature only, not true air temperature at a distance.

What is the advantage of the 2-point laser?

It helps you judge the measurement area more clearly, which makes aiming faster and reduces guesswork compared with simpler single-point indicators.

Is this better than the Testo 830-T1?

If you want the added flexibility of a supplied contact surface sensor, yes. If you only need basic non-contact spot checks, the 830-T1 may be enough.

Does infrared temperature always equal the true surface temperature?

Not always. Surface finish, emissivity, angle and distance can all affect readings, which is why the included contact probe is useful for confirmation.