The AllPoints Foodservice Parts & Supplies 42-1807 is a reliable low-pressure switch designed for efficient fan cycling. It operates with an open pressure of 210 psi and a close pressure of 275 psi, featuring a tolerance of +/- 15 psi. This switch ensures optimal performance in various foodservice applications, providing precise control for your equipment. Its robust construction guarantees durability and longevity, making it an essential component for maintaining operational efficiency.