It monitors air velocity to ensure the blower motor is moving enough air to prevent overheating and core damage before the system ignites

it provides ample power for multiple 24V control loads

This OEM pressure switch is built to withstand the cycling demands of commercial and residential hydronic systems

the Reznor 103420 is compatible with a wide range of waste oil heaters and furnaces

This is an SPDT (Single Pole Double Throw) control

Parker R119-02B Regulator 30067439-890 It monitors air velocity toThe Parker R119 02B Regulator is a heavy duty, standard series pneumatic pressure regulator engineered for high flow industrial air preparation. Designed with a robust zinc body and a balanced poppet design, this unit ensures quick response and accurate pressure regulation even during wide variations in flow. This 1 4" NPT compressed air regulator features a substantial 300 PSI maximum inlet pressure and a 0 60 PSI reduced pressure range, making it