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Engineered from high-grade aluminum
"chattering" relays during startup
You must match the voltage of the control circuit
this component is designed to break the furnace circuit if the heat exchanger temperature reaches a 220-degree threshold
Common Questions What are the signs of a faulty 1
Johnson Controls S352AA-2 Module 30067439-890 Engineered from high-grade aluminumThe Johnson Controls S352AA 2 Module is a professional grade System 350 pressure stage adder engineered to provide precision multi stage control in commercial refrigeration and HVAC systems. Designed for seamless integration, this pressure stage module plugs directly into a P352AB pressure control or an A350 series master controller via a 5 pin connector, eliminating the need for complex inter module field wiring. It features high capacity SPDT
US$ 600.00
US$ 245.00