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The Carrier ABT‑NSM‑B Noise Sensing Microphone is a precision acoustic sensor engineered to detect ambient noise levels for building and HVAC automation systems. Designed to work seamlessly with compatible noise‑control controllers, it enables adaptive adjustments in ventilation, HVAC operation, or environmental control — improving comfort and reducing noise-related disturbances in commercial and industrial settings. Its compact yet robust design assures reliable, long-term acoustic monitoring and system responsiveness.
Key Features:
High‑sensitivity microphone for accurate ambient noise detection
Designed for integration with noise‑control HVAC or environmental automation systems
Enables automatic adjustments to maintain optimal acoustic comfort and HVAC efficiency
Compact, durable build suitable for continuous industrial or commercial operation
Supports improved comfort and reduced noise pollution in offices, public, and industrial spaces
Specifications:
Model: ABT‑NSM‑B
Product Type: Noise Sensing Microphone / Acoustic Sensor
Manufacturer: Carrier
Function: Ambient noise detection for HVAC/building automation systems
Application: Commercial buildings, offices, industrial facilities, public spaces requiring noise control
Design: Industrial‑grade acoustic sensor optimized for stable, continuous operation
The Carrier ABT‑NSM‑B Noise Sensing Microphone delivers dependable noise monitoring and adaptive control support, making it a valuable addition to noise‑responsive HVAC and building automation solutions.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
