This specific spring provides a calibrated outlet pressure range of 4 to 8 inches water column

it operates on a temperature-rise-to-open logic within a 100°F to 240°F range

This 40VA Class 2 transformer utilizes a split-bobbin construction to ensure superior isolation between the primary and secondary windings

including R-410A

The black polymer material is designed to withstand the chemical and thermal stresses of condensing furnace operations

Lochinvar & A.O. Smith 100208172 Rollout Switch 320819-301 This specific spring provides aThe Lochinvar & A. O. Smith 100208172 Rollout Switch is a critical safety component designed for manual reset operation in high efficiency gas fired boilers and water heaters. Rated at a 250F trip temperature, this flame rollout limit switch monitors the burner enclosure for abnormal thermal conditions. If combustion flames spill out of the heat exchangeroften due to a cracked heat exchanger, blocked venting, or a failing inducer motorthe switch opens