this is a thermal safety switch and operates independently of the fuel source (Natural Gas or Propane)

2 fuel oil

Multi-Conductor Versatility: The 18-gauge 5-conductor configuration supports modern 24V control systems including fan

The internal seals and brass construction are designed for fluid media with up to a 50% glycol concentration

Johnson Controls FCP-NA-701-B Thermostat 30067439-890 this is a thermal safetyThe Johnson Controls FCP NA 701 B is a professional grade, non programmable fan coil thermostat engineered for high performance control of 2 pipe and 4 pipe Fan Coil Units (FCU) and PTAC systems. As the direct replacement for the legacy TA170 001, this unit ensures seamless backward compatibility while upgrading the interface to a high visibility backlit LCD display. Designed for the rigors of commercial environments, it supports on off control for