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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
By providing accurate CO2 data for Demand Control Ventilation
B13400600A
Designed as a direct service replacement for discontinued models like the 1F97-1271 and 1F90-371
it addresses the common failure point of degraded BUNA N paddles and weakened spring return valve seals
As a direct OEM replacement for ADFA-20 and ADFA-20-1
Sterling 11J14R03245-012 Transformer 322056-301 By providing accurate CO2 dataThe Sterling 11J14R03245 012 Transformer is a heavy duty 50VA class 2 transformer designed for reliable voltage step down in commercial and residential HVAC systems. This HVAC control transformer features a 120V primary voltage input and a stable 24V secondary voltage output, providing the necessary power for contactors, thermostats, and integrated furnace gaskets. Engineered as a direct replacement for Sterling part number J14R03245 012, this unit
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