testo 830-T4 Infrared Thermometer

The testo 830-T4 Infrared Thermometer is your go-to tool for fast, precise, and non-contact surface temperature measurement in industrial and trade applications. Featuring advanced 30:1 optics, a high-resolution processor, and an intuitive gun-style design, it ensures accurate readings from a safe distance, even on small or moving objects.

Designed for professionals, the testo 830-T4 delivers high-precision measurements from a safe distance, ideal for manufacturing, maintenance, HVAC, and electrical inspections. Its dual laser spot marker ensures pinpoint accuracy, while the high-speed processor provides rapid scans at two readings per second.

For enhanced versatility, connect optional external temperature probes to verify IR readings or measure air, liquid, semi-solid, and surface temperatures. Adjustable emissivity settings and optional emission tape ensure optimal accuracy across various materials.

Why It Matters

Reliable and fast temperature measurement is critical for diagnostics, safety, and efficiency in many professional settings. The testo 830-T4 provides the accuracy and speed needed to identify hot spots, monitor processes, and ensure system performance without direct contact, protecting both personnel and equipment.

What's Included

• testo 830-T4 Infrared Thermometer
• 2-point laser sighting
• 30:1 optic
• Adjustable limit values
• Alarm function
• Connection for external probes
• Batteries
• Calibration certificate

Features & Benefits

• High-Precision Accuracy: Advanced processor delivers fast and accurate results with 0.1°C resolution, ensuring reliable data for critical decisions.
• Long-Range Measurement: Powerful 30:1 optics enable precise readings from a safe distance, perfect for hard-to-reach or hazardous areas.
• Laser-Guided Targeting: Dual-point laser marking clearly identifies the measurement area for pinpoint accuracy, reducing errors.
• User-Friendly Design: Lightweight, ergonomic gun-style grip with a backlit display allows for easy one-handed operation, even in challenging conditions.
• Versatile Connectivity: Option to connect external TC Type K probes expands measurement capabilities for various mediums and verification.
• Adjustable Emissivity: Customize settings for different material surfaces to guarantee optimal measurement accuracy.
• Visual and Acoustic Alarms: Alerts you instantly if predefined temperature thresholds are exceeded, enhancing safety and efficiency.

Applications

• HVAC system diagnostics and maintenance
• Electrical panel and component inspection
• Industrial process monitoring (e.g., machinery, motors)
• Building energy audits for insulation and air leakage
• Quality control in manufacturing
• Preventative maintenance programs

Tradie Pro Tip: When measuring highly reflective surfaces like shiny metals, apply a piece of emission tape (SKU 0554 0051) or a patch of matte black paint to the area. This provides a surface with known emissivity, greatly improving the accuracy of your infrared temperature reading.

Technical Specifications

Temperature - Infrared
Measuring range	-30 to +400 °C
Accuracy	±1 °C or ±1 % of mv (Remaining Range); ±2 °C (-30 to -20.1 °C); ±1.5 °C (-20 to 0 °C)
Measuring rate	0.5 s
Resolution	0.1 °C

Temperature - TC Type K (NiCr-Ni)
Measuring range	-50 to +500 °C
Accuracy	±0.5 °C + 0.5 % of mv
Resolution	0.1 °C
Measuring rate	1.75 s

General Technical Data
Weight	200 g
Dimensions	190 x 75 x 38 mm
Operating temperature	-20 to +50 °C
Product-/housing material	ABS
Battery type	9V block battery
Battery life	15 h
Storage temperature	-40 to +70 °C

Pair With

Pair your Testo 830-T4 with Testo Type K Thermocouple Probes for contact temperature verification and expanded measurement capabilities across various surfaces and mediums.

Enhance accuracy on reflective surfaces with Testo Emission Tape (SKU 0554 0051).

Protect your investment with the Testo Leather Case (SKU 0516 8302) for enhanced durability on the job.

Equip yourself with the Testo 830-T4 Infrared Thermometer and elevate your diagnostic capabilities. Order now from HVAC Shop for fast, accurate, and reliable non-contact temperature measurements!