Johnson Controls A19ACA-15 Temperature Control 30067439-890 interference-fit connection between the shaft

interference-fit connection between the shaft and the inner race of the bearing

Common Questions Is the AT-11-500 compatible with older Barber Colman thermostats

Common Questions: Can I use a single-stage switch to replace this 2-stage model

pin-selectable defrost intervals of 30

For steam or high-temperature boiler feed systems exceeding this threshold

Johnson Controls A19ACA-15 Temperature Control 30067439-890 interference-fit connection between the shaftThe Johnson Controls A19ACA 15 is a heavy duty, single stage mechanical temperature control engineered for high precision regulation in refrigeration, HVAC, and industrial cooling applications. This SPST (Single Pole Single Throw) controller features an open low switch action, effectively breaking the circuit when temperatures drop to the set point, making it an ideal choice for freeze protection or low limit safety monitoring. Designed for versatile