The testo 440 Hot Wire Kit is a professional and versatile solution for precisely monitoring air velocity, temperature, and Indoor Air Quality (IAQ) parameters within ventilation systems and ducts. This comprehensive kit includes the testo 440 multifunction measuring instrument and a telescopic hot wire probe (Ø 9 mm) with an integrated temperature sensor, all securely housed in a durable case for immediate field use.

Designed for professionals in HVAC, facility management, and building inspection, the kit offers accurate airflow measurements even in deep or hard-to-reach duct areas, thanks to its extendable telescope up to 0.85 m with clear scaling. The intuitive menu system simplifies setup for volume flow and duct air velocity determinations.

Key Features

• Comprehensive IAQ Measurement: Measures flow velocity, temperature, humidity, pressure, CO₂, CO, and more with compatible probes.
• Easy to Use: Intuitive menu and extendable telescope (up to 0.85 m) with scaling for convenient duct access.
• Extensible with Probes: Compatible with Bluetooth® and cable probes for flexible measurement options.
• Reliable Airflow Measurements: Hot wire probe with temperature sensor for precise duct airflow assessment.
• Data Management & Reporting: Includes analytical software for easy data analysis, reporting, and customer management.

What's Included

• testo 440 air velocity and IAQ measuring instrument
• 3 x AA batteries
• USB cable
• Calibration protocol for instrument
• Hot wire probe (Ø 9 mm) with fixed cable (1.7 m) including temperature sensor
• Telescope (extendable to 0.85 m)
• Calibration protocol for probe (0635 1032)
• Basic case for testo 440 and 1 probe

Tradie Pro Tip: For efficient data management, utilise the included analytical software to quickly generate reports and export measurement data, ensuring compliance and streamlined client documentation.

Technical Specifications

Pair With

Enhance your measurement capabilities with:

• testo Smart Probes VAC kit
• CO₂ probe (digital)
• Humidity/temperature probe (digital)

The Testo 440 Hot Wire Kit provides a robust solution for comprehensive air velocity and IAQ measurements, ensuring optimal performance in diverse HVAC applications.