TSI Alnor

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  • Volume
    • Range: 25 to 2,500 ft3/min
    • Accuracy: ±3% of reading ±7 ft3/min
  • Velocity
    • Range (pitot probe): 25 to 8,000 ft/min
    • Range (airflow probe): 25 to 5,000 ft/min
    • Range (velocity matrix): 25 to 2,500 ft/min
    • Best Accuracy: ±3% of reading ±7 ft/min
  • Pressure
    • Differential: ±15 in. H2O; 150 in. H2O maximum safe operating pressure
    • Absolute: 15 to 40 in. Hg
    • Best Accuracy: ±2% of reading
  • Measures temperature and relative humidity
  • Ultra lightweight, ergonomic design
  • Detachable digital manometer for use in other applications
  • Back pressure compensated
  • Multiple hood sizes available

The TSI Alnor 8375 AccuBalance air capture hood is a multipurpose electronic air balancing instrument for reading air volume flow at diffusers, and grilles. It is ideally suited for commissioning agents, facilities managers, health and safety specialists, test engineers, and test and balance professionals. This ultra light weight, ergonomically designed kit saves time and money while helping to create a healthy and energy efficient environment.

With its ergonomic design, TSI Alnor 8375 AccuBalance air capture hoods are easy for one person to operate. The detachable digital manometer is useful in other applications with pitot, air flor, temperature, velocity matrix or relative humidity probes. With an accuracy of ±3%, the TSI Alnor 8375 measures air velocity over a range of 25 to 8,000 ft/min with a pitot probe. This TSI Alnor air capture hood also measures volume and relative humidity to ±3% accuracy, pressure to ±2% accuracy and temperature to ±0.5°F accuracy.

TSI Alnor 8375 AccuBalance air capture hoods ship complete with base assembly, 2' x 2' hood, 18" pitot probe, two static pressure probes, two 8-foot hoses, battery charger, four NiMH batteries, LogDat1 software, interface cable and wheeled carrying case.


TSI Alnor 800187 Air Flow Probe
18" (46 cm) air flow probe designed for use with the TSI Alnor EBT721 balometer
TSI Alnor Pitot Probes
Various length Pitot probes designed for use with TSI Alnor instruments
In Stock

Power Supplies

TSI Alnor 801040 Power Cord
Power cord designed for use with the TSI Alnor EBT720, EBT721, 8710, 8375 and PH72 units


TSI Alnor Battery Charger
Battery charger with four AA NiMH batteries, 115V-240V
TSI Alnor Battery Pack
NiMH battery holder with four AA NiMH batteries
TSI Alnor AA NiMH Battery
AA NiMH battery designed for use with TSI Alnor instruments


Please consider these optional accessories.

TSI Alnor 801090 Velocity Matrix
16-point grid that averages air velocity while minimizing the affects of turbulence to produce a stable reading
TSI Alnor Balometer Hoods
Various sized hoods for TSI Alnor balometers
In Stock
TSI Alnor Hood Fabric
Hood fabric to create air capture hoods for TSI Alnor instruments
TSI Alnor Frame Support Pole Kit
Four frame support poles used to construct TSI Alnor air capture hoods
TSI Alnor Hood Frame Channels
Hood frame channels #1 through #6, available for use with TSI Alnor air capture hoods
TSI Alnor Capture Hood Handle Grip
Foam handle grip designed for use with TSI Alnor air capture hoods