440 HOT WIRE KIT HITZDRAHT SET

Product Description

The Hot Wire Kit 440 (Hitzdraht-Set) from Testo (Model 0563 4400) is a professional air velocity and ventilation measurement kit designed for HVAC systems, duct airflow testing, and indoor air quality measurements.

It combines a Testo 440 multifunction measuring instrument with a hot-wire probe sensor, enabling precise measurement of air speed, volume flow, and air temperature in ventilation ducts.

Key Features

• Complete ventilation measurement kit (instrument + hot wire probe)
• High-precision hot-wire sensor for low and high air velocities
• Measures air velocity, volume flow, and temperature simultaneously
• Ideal for HVAC commissioning and duct balancing
• Intelligent automatic probe recognition
• Telescopic probe design for duct measurements
• Compact and portable rugged carrying case
• Digital data logging and USB export support
• Low maintenance with interchangeable calibrated probes
• Suitable for professional industrial HVAC applications

Technical Specifications

• Product Type: Hot Wire Air Velocity Measurement Kit
• Model: 0563 4400 (Testo 440 Hot Wire Set)
• Manufacturer: Testo SE & Co. KGaA
• Measurement Parameters: Air velocity, air flow (volume flow), temperature
• Air Velocity Range: ~0 to 30 m/s (typical system range)
• Temperature Range: -20°C to +70°C (probe dependent)
• Probe Type: Ø 9 mm digital hot-wire probe with integrated temperature sensor
• Cable Type: Fixed cable (approx. 1.7 m)
• Telescope Length: Extendable up to ~0.85 m
• Data Interface: USB + Bluetooth (instrument dependent)
• Power Supply: AA batteries (instrument)
• Display: Digital LCD / colour display (Testo 440 unit)
• Operating Temperature: -20°C to +50°C
• Storage: Protective carry case included
• Calibration: Factory calibration certificate included