Designed to monitor internal airflow pressure, the vacuum switch ensures your pellet stove shuts down safely if ventilation issues occur—protecting both your appliance and your home. Built with durable, heat-resistant materials, it is ideal for long-term use in high-temperature environments. Whether you're replacing a faulty sensor or performing preventive maintenance, this switch features a plug-and-play design for a hassle-free installation. Compatible with a variety of pellet stove brands using similar switch configurations, it's a reliable solution for restoring full functionality to your heating system.