Johnson Controls A70HA-1 Temperature Control 30067439-890 For technicians servicing steam or

For technicians servicing steam or hydronic systems

and International Comfort Products (ICP) HVAC systems

this unit supports selectable pressure ranges from 0-10" WC (0-2

or if the voltage drop across closed contacts exceeds 2V AC under load

What thermostat is included in this kit

Johnson Controls A70HA-1 Temperature Control 30067439-890 For technicians servicing steam orThe Johnson Controls A70HA 1 is a commercial grade, low limit temperature control engineered for critical refrigeration and heating applications. Designed with a vapor pressure sensing element and a 20 foot capillary, this controller provides precise monitoring across a 15F to 55F range. As a manual reset temperature switch, it prevents automatic equipment restarts after a low temperature cutout, ensuring a technician can inspect the system before