Thermotech Heat Detectors is a trusted manufacturer of high-quality heat detectors, specializing in fire detection and alarm systems. Their Model 302 detectors are self-restoring, non-ferrous, hermetically sealed, and tamperproof, offering reliable protection with options for 135 F. or 194 F. ratings. With approvals and listings from Underwriters' Laboratories, Factory Mutual, and the California State Fire Marshall, Thermotech Heat Detectors is dedicated to providing efficient and effective fire safety solutions.
Operating on the principles of rate compensation, Thermotech's Model 302 detectors feature a high expansion aluminum tube encasing two insulation struts with opposing open contact points. This design allows for slow temperature rise detection, ensuring the heat penetrates the inner struts, while also compensating for thermal lag during rapid temperature increases. With a smooth ceiling UL rating of 50' x 50' and electrical ratings suitable for various voltage and current requirements, Thermotech Heat Detectors offers reliable and compliant fire detection solutions for a range of applications.
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