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The Fireclass 631H‑F Fixed Temperature 90 °C Heat Detector is a dependable industrial fire detection device engineered to activate when the ambient temperature reaches a fixed threshold of 90 °C. Designed for use in conventional fire alarm systems, this fixed‑temperature heat detector provides stable and reliable thermal sensing—especially suitable for environments where smoke detectors may not be effective or where higher temperature thresholds are required. Its robust construction ensures durable performance in commercial, industrial, and automation settings.
Key Features
Fixed temperature heat detection at 90 °C for dependable fire response
Conventional detector compatible with standard fire alarm panels
Durable industrial‑grade construction for long service life
Stable performance with minimized false alarms
Suitable for commercial buildings, factories, warehouses, and industrial automation environments
Specifications
Product Name: Fireclass 631H‑F Fixed Temperature 90 °C Heat Detector
Model/Part Number: 631H‑F
Brand: Fireclass
Detection Type: Conventional fixed temperature heat sensing
Temperature Rating: Activates at 90 °C
Application: Fire detection in industrial and commercial safety systems
Installation: Ceiling or wall mounted per fire safety design
Construction: Industrial‑grade detector housing
The Fireclass 631H‑F Fixed Temperature 90 °C Heat Detector delivers reliable and accurate heat‑based fire detection for a wide range of industrial and commercial applications. Built to rigorous quality standards, this detector ensures consistent activation, dependable performance, and easy integration with conventional fire alarm systems—making it a trusted choice for safety monitoring and fire protection automation.
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.
