Durable Construction: Features ball bearings and a TEAO (Totally Enclosed Air Over) enclosure to resist dust and moisture ingress during outdoor operation
ensuring maximum coil efficiency in complex high-PSI systems up to 500 psig
the main burner tube is designed to resist corrosion and thermal fatigue
this thermal spill switch stops the burner immediately upon hitting the 180°F threshold and requires a physical reset
As a veteran HVACR technician
Johnson Controls A19ADB-10 Utility Thermostat Freon Durable Construction: Features ball bearingsJohnson Controls A19ADB 10 Utility Thermostat, 120 208 240 Vac, 200 550 Degree Temperature Range, 6' Capillary Length, Open Hi, Remote Bulb, Manual Reset, Knob Setpoint Adjustment A19ADB 10 is identical to A19ADB 10C