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The Carrier ABT‑NSM‑A Noise Sensing Microphone is a precision acoustic sensor designed to work with compatible noise‑control systems, enabling accurate ambient sound detection and responsive environmental management in commercial or industrial settings. It excels in monitoring noise levels to trigger HVAC or ventilation adjustments, helping maintain acoustic comfort while optimizing system performance. Its compact build and reliable sensitivity make it suitable for continuous use in building automation and environmental control systems.
Key Features:
High‑sensitivity sound detection for accurate ambient noise monitoring
Designed to integrate seamlessly with noise‑control HVAC or building automation controllers
Helps maintain comfort and compliance in offices, commercial, and industrial facilities
Compact and durable construction for stable, long‑term operation
Supports efficient environmental control by enabling adaptive noise-based regulation
Specifications:
Model: ABT‑NSM‑A
Product Type: Noise Sensing Microphone / Acoustic Sensor
Manufacturer: Carrier
Function: Ambient sound detection for noise‑controlled environmental/HVAC systems
Application: Offices, commercial buildings, industrial facilities, public spaces
Design: Compact, industrial‑grade acoustic sensor for continuous duty and stable performance
The Carrier ABT‑NSM‑A Noise Sensing Microphone ensures precise noise detection and reliable performance, making it a valuable component for modern HVAC and building automation systems focused on comfort, efficiency, and acoustic control.
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.
