The AllPoints Foodservice Parts & Supplies 8011526 is a high-quality defrost thermostat designed for reliable performance in commercial refrigeration systems. This model, identified as 37T21, ensures optimal temperature control, preventing frost buildup and maintaining efficient operation. Its durable construction guarantees longevity, making it an essential component for maintaining the functionality of your foodservice equipment. Easy to install, this thermostat helps enhance energy efficiency and prolongs the lifespan of your refrigeration unit.