--- product_id: 378100996 title: "BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG" brand: "btmeter" price: "₹ 13943" currency: INR in_stock: true reviews_count: 8 category: "Btmeter" url: https://www.desertcart.in/products/378100996-btmeter-bt-846a-pro-hvac-anemometer-measures-wind-speed-flow store_origin: IN region: India --- # Backlit 2.36" LCD display 600 data groups logging 0.001-100 mph wind speed range BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG **Brand:** btmeter **Price:** ₹ 13943 **Availability:** ✅ In Stock ## Summary > 🌪️ Command the air — measure every gust like a pro! ## Quick Answers - **What is this?** BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG by btmeter - **How much does it cost?** ₹ 13943 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/378100996-btmeter-bt-846a-pro-hvac-anemometer-measures-wind-speed-flow) ## Best For - btmeter enthusiasts ## Why This Product - Trusted btmeter brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Versatile HVAC Ally:** Measures wind speed, temperature, and airflow (CFM/CMM) simultaneously for pro-level diagnostics. - • **Data-Driven Decisions:** Store and review up to 600 wind data sets for comprehensive analysis on the go. - • **Effortless Visibility:** Large backlit LCD ensures crystal-clear readings even in dim or tight spaces. - • **Precision Wind Mastery:** Ultra-fine 0.001 mph resolution captures every breeze with ±3% accuracy. - • **Extendable Sensor Reach:** Detachable, extendable wind sensor lets you measure airflow in hard-to-access areas. ## Overview The BTMETER BT-846A Pro HVAC Anemometer is a precision instrument designed for HVAC professionals and technicians. It accurately measures wind speed from 0.001 to 100 mph with ±3% accuracy, logs up to 600 data points, and features a large backlit LCD for easy reading. Its extendable, detachable sensor enhances accessibility, while simultaneous measurement of wind velocity, temperature, and airflow (CFM/CMM) makes it an indispensable tool for air balancing, HVAC diagnostics, and environmental monitoring. ## Description Product Description BTMETER BT-846A Pro HVAC Anemometer More Features Data Hold Data Logging Back Light Display Wind Chill Indicator Low Battery Indicator Read Max/Min/Average/ Current wind speed Manual/Auto Shut OFF Optional Comes with Protective Case 0.001 Wind Speed Resolution 0.2 Resolution for Wind Temperature The new generation of professional CFM Wind Speed Meter The BTMETER BT-846A provides trusted accuracy, reliability, and usability with its complete suite of environmental measurements plus special features designed to aid HVAC technicians, construction and agriculture professionals. The ideal tools to test dust collection system, testing and balancing the air output and input, temperature of air flowing, heating and cooling diagnostics. Wind Velocity Range: 0.001~100 mph Speed units:m/s, km/h, ft/min, knots, mph Wind Temp Range: 32.0 ℉- 113.0℉ Temp Units Optional: ℃/℉ Records 600 groups of measurement Extendable Wand + Cable Allows you to measure wind speed, air flow from higher and further areas that may not be accessible if you use a integrated anemometer Separated Air Flow Sensor The handheld wind impeller sensor plugs into the main body, and if it is broken accidentally, you can replace it easily. Low Friction Impeller A low friction impeller can help you pick up the low winds down to 0.001 and give you an accurate reading. Easy to Read Simultaneously display air flow or air velocity plus wind temperature reading on large backlit LCD screen. Review: just what i needed - works great Review: Not as expected - Would not waste your money on this not did not work as should and readings completely off the scale of being right ## Features - Pro Air Flow CFM Anemometer Accurately measures wind velocity in 5 units: m/s, km/h, ft/min, knots, mph. wind temp in / , air flow in CFM CMM. Allows you to record 600 groups of wind data, and comes with carrying storage case that provides good protection and keep everything together. - Higher Range Wind Speed Meter Higher Wind Speed Range: 0.001~100 mph (Accuracy: +/- 3% +/- 0.2 reading), Resolution: 0.001. Air temperature range 32.0-113.0 (0~45), Resolution 0.1. And also provides Current, Max, Min, 2/3 Max, Average of wind velocity, wind flow readings - Airflow CFM MeterBT-846A wind speed gauge measures Wind flow range: CFM 0-999900 ft3/min, Resolution: 0.001-100, Air flow area : 0.001-9999 ft2. You can just set the cross sectional area of the register or vent, the air volume will display in CFM/ CMM synchronously during the air flowing measurement. - Separated Extendable Wind SensorBuilt with user-friendly extendable wind sensor vane, so you can still look at the readings easily while you testing balancing the AC or dust collection system. 1.69 x 2.36 inch large Backlit LCD display can help you read the wind changes easily. - International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07PVM88GJ | | Best Sellers Rank | 18,426 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 6 in Anemometers | | Brand | BTMETER | | Country Of Origin | China | | Customer Reviews | 4.2 out of 5 stars 221 Reviews | | Item Dimensions | 8.6 x 3.8 x 16.5 centimetres | | Item Weight | 1.65 Pounds | | Item dimensions L x W x H | 8.6 x 3.8 x 16.5 centimetres | | Item weight | 1.65 Pounds | | Manufacturer | BTMETER | | Manufacturer Part Number | BT846A | | Material | Metal | | Model Number | BT846A | | Number of items | 1 | | UPC | 778469100677 | ## Product Details - **Brand:** BTMETER - **Item dimensions L x W x H:** 8.6 x 3.8 x 16.5 centimetres - **Item weight:** 1.65 Pounds - **Material:** Metal - **UPC:** 778469100677 ## Images ![BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG - Image 1](https://m.media-amazon.com/images/I/713cFPxPh3L.jpg) ![BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG - Image 2](https://m.media-amazon.com/images/I/71fYw3I5F5L.jpg) ![BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG - Image 3](https://m.media-amazon.com/images/I/71edQAZOQgL.jpg) ![BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG - Image 4](https://m.media-amazon.com/images/I/716rygTRikL.jpg) ![BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG - Image 5](https://m.media-amazon.com/images/I/71xkAaNtNtL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Can the auto shutoff be turned off so it remains on to collect data over a day or multiple days?** A: Hi, thanks for asking. Without any key operation and the wind speed sensor is stationary for 5 minutes, it will automatically shut down Feel free to email us for any further questions: BT@BESTMETER.CN **Q: Does it give wet bulb temp** A: Thanks for asking. Sorry, it doesn't. BT-846A anemometer can measure wind temp in Degrees Celsius / Fahrenheit. If you're looking for a CFM anemometer that also measures web bulb temp, you can check BT-866A, here's the link: https://www.amazon.com/dp/B07RXHFF8G BT-866A can also connect to pc for data log, measures wet bulb temp. If you're interested in more details, feel free to email us bt@bestmeter.cn for a manual **Q: Can i connect via usb cable to computer to download data?** A: Thanks for asking. BT-846A doesn't support connect to computer, but BT-856A DOES You can choose BT-856A, and install the software from the included CD or email us : bt@bestmeter.cn for the lastest verion **Q: What is the thickness of the wind vane sensor?** A: If you are asking the thickness of the "wind tunnel" housing for the rotating blade it is about 30 mm ! 1.25 inches . ## Customer Reviews ### ⭐⭐⭐⭐⭐ just what i needed *by R***N on 9 May 2023* works great ### ⭐ Not as expected *by M***E on 20 October 2025* Would not waste your money on this not did not work as should and readings completely off the scale of being right ### ⭐⭐⭐⭐⭐ good *by A***R on 13 November 2025* very good i can now measure my wind ## Frequently Bought Together - BTMETER BT-846A Pro HVAC Anemometer Measures Wind Speed Flow Temperature CFM Air Flow Velocity Meter with Backlight MAX MIN AVG - Manometer, Professional Air Pressure Meter, Dual-Port HVAC Digital Manometer Gas Pressure Tester,12 Selectable Units Differential Pressure Gauge, (Included Battery) - Fieldpiece ASP2 Static Pressure Probes --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.in/products/378100996-btmeter-bt-846a-pro-hvac-anemometer-measures-wind-speed-flow](https://www.desertcart.in/products/378100996-btmeter-bt-846a-pro-hvac-anemometer-measures-wind-speed-flow) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-06-20*