Discover the reliability of the Kidde Fenwal 12-E27121-020-05-0T DETECT-A-FIRE Vertical Detector. Engineered with a durable stainless steel shell, this device ensures longevity and robustness. It features a self-restoring mechanism that is both testable and requires no replacement, enhancing its repeatable functionality. Available in various temperature settings, it offers versatility to meet diverse requirements. Ideal for environments needing precise temperature monitoring, it activates at 225°F (107°C) with a close on rise function. Upgrade your safety measures with this dependable detector. Don't wait, secure your space today!