when installed correctly within a suitable enclosure or junction box using the provided threaded hub

and TOD controls

The 440V Trane capacitor is a standard upgrade for 370V units as it handles electrical stress more effectively

replacing older or failing 1-pole units

Designed for durability in high-vibration environments

Williams P321826 Limit Switch when installed correctly within aThe Williams P321826 Limit Switch is a critical safety component designed specifically for Monterey Counterflow Top Vent Furnaces, including the 250, 350, and 500 series. As a veteran technician knows, maintaining the integrity of the vent safety shutoff system is non negotiable for preventing flue gas spillage and potential carbon monoxide hazards. This replacement vent limit switch is engineered to monitor exhaust temperatures and will break the