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Pulse arcade — neon hairlines and corner brackets frame the playfield brief.
this green light serves as a steady "call for heat" or "burner on" indicator rather than a multi-pulse diagnostic LED found on DSI boards
Heavy-Duty Construction: Built to withstand the high-frequency cycling typical of modern high-efficiency HVAC systems
and construction heaters
Precision Engineering: Built with a 1/2-inch bore and CW rotation to maintain the factory-specified CFM and static pressure
streamlining installation for the service technician and reducing potential failure points in the system
Johnson Controls P170SA-1 Pressure Control Refrigerant this green light serves asThe Johnson Controls P170SA 1 is a robust dual pressure control designed for precise regulation of commercial refrigeration and air conditioning systems. This unit features two independent SPDT switch action mechanisms, allowing for simultaneous monitoring of high and low side conditions. The low pressure side provides a range of 12" Hg to 80 psi with an adjustable differential of 5 to 35 psi, while the high pressure side operates between 100 and 500
