The Vented Empty Keg Sensor 5/8 PENTAIR Fob Stop 94-211-21 is a reliable and efficient tool designed for draft beer dispensing systems. Made by the trusted brand PENTAIR, this model is specifically crafted to detect when a keg is empty, ensuring a seamless and uninterrupted brewing experience for restaurant and food service establishments. With its vented design and durable construction, this sensor helps streamline the beer dispensing process, making it a valuable addition to any bar or beverage equipment setup.