The Perlick 1053596 Bevchek Cooler Fluid Temperature Sensor is an essential component for maintaining optimal draft beer quality. Designed for use in draft beer coolers, this sensor accurately monitors fluid temperature to ensure your beverages are served at the perfect chill. Each cooler requires one sensor, making it a straightforward addition to your setup. Its reliable performance helps prevent temperature fluctuations, ensuring a consistent and enjoyable drinking experience. Upgrade your draft system with this precision sensor for enhanced beverage quality.