Ranco O10-1894 Control 30067439-890 This switch is the standard

This switch is the standard OEM replacement for Williams Forsaire Counterflow models (3508

Using a spring with an incorrect color code will result in improper outlet pressure and potential safety hazards

Corrosion-resistant metal alloy rod designed for prolonged exposure to intense heat

The Reznor 17890 Pilot Assembly is a critical OEM replacement part engineered for precise ignition and sustained burner performance in unit heaters and furnaces

Dual-Pole Isolation: The 2-pole design ensures both legs of the power supply are disconnected

Ranco O10-1894 Control 30067439-890 This switch is the standardThe Ranco O10 1894 Single Pressure Control is a rugged, commercial refrigeration pressure switch designed for high pressure limit applications. Built for veteran contractors, this SPST open low control features an adjustable pressure range of 100 to 400 PSI, making it ideal for monitoring high side discharge or condenser fan cycling. The Ranco O series utilizes laser welded stainless steel bellows and the SUPER CAP capillary protection system to