this specific model is an auto-limit switch

ensuring the refrigerant reaches subcooled temperatures efficiently

ensuring a secure low voltage connection in high-vibration environments

the Carrier 326627-758 is the official manufacturer-designated replacement for the 326627-708

Factory Programming: Pre-configured with specific OEM settings to eliminate the need for field programming or dip-switch trial and error

Laars Heating Systems R0408200 Module 322055-301 this specific model is anThe Laars R0408200 Ignition Module is a critical 24V component engineered for precise sequence control in high efficiency hydronic boiler systems. This intermittent pilot (IP) controller is designed for 24VAC circuits, featuring a 15 second pre purge (PP) cycle and a 7 second trial for ignition (TFI). By managing the pilot gas flow and high voltage spark activation, the R0408200 ensures reliable flame rectification and safety shut off protocols