Discover the reliability of the Kidde Fenwal 12-F27121-020-10-0T DETECT-A-FIRE Vertical Detector, designed to ensure safety with its stainless-steel head and a trigger temperature of 275°F (135°C). This detector is self-restoring and testable, ensuring it's always ready for action without needing replacement parts. Built to endure tough conditions, it resists shock and vibration effectively. With a variety of temperature settings available, it's versatile enough to meet diverse safety requirements. Upgrade your fire safety measures today and experience peace of mind with this robust and reliable solution.