Schneider Electric (Barber Colman) 2298 060 Controller Freon Dual Stage Logic: Manages complex firing Dual Stage Logic: Manages complex firing sequences for both low and high heat demands to optimize fuel consumption this 4 piece isolator package provides a uniform set of mounts to ensure the equipment sits level and distributes weight evenly across the mounting base ensuring stable linear operation and consistent system balance for commercial HVAC contractors and technicians the dual pressure design (RA at 16 psig DA at 25 psig) is specifically engineered for proportional heat or cool applications in unit ventilators and fan coil units