Product Description
The Johnson Controls A40HA-1 is a temperature actuated pneumatic switch designed for effective temperature regulation. Operating within a range of one hundred forty to one hundred twenty degrees Fahrenheit, this switch can handle a maximum temperature of two hundred fifty degrees Fahrenheit. The bulb size measures eleven-sixteenths by three and one-quarter inches, with a six-foot element length ensuring versatility in installation.
- Manual reset feature
- Temperature range: 140-120°F
- Max temperature: 250°F
Product Highlights
This product is essential for automating temperature control across HVAC systems.
Product Information
Standard Information
- Brand: Johnson Controls
- MPN: A40HA-1










