As a critical high pressure cutout switch

ensuring the pressure switch closes to complete the ignition sequence

While some Allied or Armstrong units share platforms

Operational Noise Reduction: Reduces turbulence at the intake

Amana-Goodman 10728342 Switch 321894-708 As a critical high pressureThe Amana Goodman 10728342 Switch is a high performance L150 40F 3" insert limit switch engineered to maintain the safety and efficiency of your HVAC system. Specifically designed for Goodman and Amana furnaces, this residential air conditioner limit switch functions as a critical safety monitor, automatically interrupting the circuit if internal temperatures exceed 150F and resetting once they drop by 40F. Its 3 inch probe length allows for precise