Johnson Controls A40HA-1 Temperature Actuated Pneumatic Switch, Manual Reset [New]

Johnson Controls A40HA-1 Temperature Actuated Pneumatic Switch, Manual Reset, 140-120??F Temperature Range, 11/16" x 3-1/4" Bulb Size, 6' Element Length, and a maximum temperature of 250??F, that opens on temperature rise.. Johnson Controls. Johnson Controls. A40HA-1.