Johnson Controls A11D-4 Temperature Control 30067439-890 This factory-authorized kit is essential

This factory-authorized kit is essential for restoring the integrity of 3/8-inch NPT pilot-operated valves used in demanding pneumatic and hydraulic control circuits

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Johnson Controls A11D-4 Temperature Control 30067439-890 This factory-authorized kit is essentialThe Johnson Controls A11D 4 Temperature Control is a heavy duty low temperature cutout freezestat engineered specifically to protect hydronic coils, cooling coils, and liquid handling pipes from icing and over cooling. This mechanical temperature control utilizes a 20 foot sensing element to detect the coldest point along its entire length, ensuring that localized freezing triggers the safety response. With a SPDT switch and manual reset