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The Johnson Controls P77AAA‑9351 Pressure Control is a rugged industrial‑grade pressure sensing and control device engineered to provide dependable monitoring and automatic switching of fluid, air, or gas pressure in industrial, HVAC, refrigeration, and process systems. Designed for use in demanding environments, this pressure control switch activates or deactivates electrical circuits based on preset pressure thresholds—helping protect equipment, maintain system stability, and support efficient and safe operation.
Key Features
Industrial‑grade pressure control switch for dependable pressure monitoring
Activates or deactivates electrical outputs at preset pressure levels
Designed for use in fluid, air, or gas pressure systems across industrial applications
Durable construction for long‑term reliability in harsh environments
Ideal for system protection, automation control, and safety interlocks
Specifications
Product Name: Pressure Control Switch
Model/Part Number: P77AAA‑9351
Brand: Johnson Controls
Type: Industrial pressure control device
Application: Pressure monitoring and control in HVAC, refrigeration, and industrial systems
Installation: Panel mount or integrated within pressure lines
Construction: Rugged industrial‑grade housing
The Johnson Controls P77AAA‑9351 Pressure Control delivers dependable pressure monitoring and automatic control for industrial and facility systems. With robust design and precise switching performance, it helps enhance safety, protect equipment, and support smooth operation in demanding environments.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
