Johnson Controls A11A-1 Freezestat Freon The Johnson Controls P70AB-2 is

The Johnson Controls P70AB-2 is a robust SPST low pressure control designed for heavy-duty commercial refrigeration and air conditioning applications

For contractors servicing high-efficiency residential systems

This 21-inch flue collector box kit is typically supplied as the main housing

Wide Operating Range: Adjustable 40-85°F temperature range provides the flexibility needed for both unoccupied freeze protection and active workspace heating

including models 6508

Johnson Controls A11A-1 Freezestat Freon The Johnson Controls P70AB-2 isThe Johnson Controls A11A 1 is a robust low temperature cutout freezestat designed to provide failsafe protection for hydronic coils, cooling coils, and liquid handling pipes. Featuring a manual reset mechanism, this SPST open low control ensures that systems remain offline following a low limit event until a technician can verify field conditions. The unit utilizes a 20 foot vapor charged sensing element that triggers the internal snap acting