1.0Grand Elite Supplieshttps://www.grand-elite-supplies.com/en/Grand Elite Supplieshttps://www.grand-elite-supplies.com/en/author/grand/HD-281B Heat Detector | High-Quality Fire Alarm System Sensorrich600338<blockquote class="wp-embedded-content" data-secret="Qf8sZMgtXE"><a href="https://www.grand-elite-supplies.com/en/product/hd_281b/">HD_281B</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.grand-elite-supplies.com/en/product/hd_281b/embed/#?secret=Qf8sZMgtXE" width="600" height="338" title="“HD_281B” — Grand Elite Supplies" data-secret="Qf8sZMgtXE" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript">
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https://www.grand-elite-supplies.com/wp-content/uploads/2024/11/HD_281B.webp12511251The HD-281B heat detector for fire alarm systems is designed with fixed temperature and rate-of-rise heat detection technology, providing rapid response to fire situations. Equipped with clearly visible LED status indicators, it offers easy installation and is resistant to environments with dust or high humidity. Ideal for installation in kitchens, factories, and areas with normal smoke or steam that might cause smoke detectors to false alarm.