Model 8904 Integral Vane Thermo-Anemometer

Large 1.3" Dual Display, One Hand Operation

Simultaneously measure air velocity and temperature with the Model 8904 Integral Vane Thermo-Anemometer. The large 1.3" (34 mm) display allows users to easily view readings. User-selectable wind speed units include ft/min, m/sec, knots, mph and km/hr. Additionally, a built-in sensor records ambient temperature in °F or °C. Model 8904 features include data hold, the ability to record minimum, maximum and average readings on a single point and an RS-232 interface setting. The units can also record and average up to 2 hours of data while displaying the continuous running average. Model 8904 includes hard carrying case, battery and instruction manual. This compact meter is ideal for HVAC inspection, energy audits and balancing applications.

Product Applications

  • This meter is most ideal for measuring heat, ventilation, air conditioning, refrigerating wind flow and temperature.

Models & Ordering

Shipping Information

All shipping times are dependent on product availability at time of shipment.

Although we make every effort to ensure a continuous supply of our products, occasional circumstances may force us to temporarily run out of a product, or have shipping delays. Should this occur, customers will be notified soon after placement of any orders for such products and, if applicable, items will be put on backorder. For orders requiring expedited shipment, our customer service team can be contacted to confirm product availability

COVID-19 Update: Due to high customer demand, lead time on some products may be up to two weeks. While this is a developing health situation, we are working continuously to take the necessary measures to ensure that the products you need are available with minimal interruption.

Model Description Usually Ships* Price Order
Ships: Same Day
Price: $110.00
Integral vane thermo-anemometer. Same Day* $110.00 Order


80 to 5900 ft/min (0.4 to 30 m/s).
±2% of reading ±0.2 m/s.
1 ft/min (0.01 m/s).
Response Time:
1 second.

14 to 122°F (-10 to 50°C).
±1°F (±0.6°C).
Response Time:
60 seconds.

1.3 x 1.6" (34 x 40 mm).
Serial Communications:
2400 bps, 8 data bits.
Power Requirements:
9 V alkaline battery, included, user replaceable.
Battery Life:
100 hours.
Vane Diameter:
2-7/8" (70 mm).
5.3 oz (150 g).
Agency Approvals:

Product Literature


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