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The Johnson Controls P70AA‑118E Head Pressure Fan Cycling Control is a rugged industrial‑grade pressure safety and fan control switch designed to monitor and regulate head pressure in refrigeration, HVAC, and cooling compressor systems. With an adjustable cycling range of 100 – 400 psig, this control switch activates or deactivates fans based on system pressure—helping maintain optimal operating conditions, protect equipment, and improve energy efficiency in demanding industrial and commercial environments.
Key Features
Industrial‑grade head pressure fan cycling switch with 100 – 400 psig adjustable range
Automatically controls fans based on head pressure to maintain system balance
Designed for refrigeration, HVAC, and compressor systems requiring head pressure regulation
Enhances safety, prevents high‑pressure damage, and supports efficient operation
Durable construction engineered for long‑term reliability in harsh environments
Specifications
Product Name: Head Pressure Fan Cycling Control
Model/Part Number: P70AA‑118E
Brand: Johnson Controls
Type: Industrial head pressure fan cycling/safety switch
Pressure Range: 100 – 400 psig
Application: Head pressure regulation and fan control in refrigeration, HVAC, and compressor systems
Installation: System integration in cooling/pressure lines or control panels
Construction: Industrial‑grade rugged housing
The Johnson Controls P70AA‑118E Head Pressure Fan Cycling Control (100 – 400 psig) delivers dependable pressure‑based fan control and safety protection for industrial HVAC, refrigeration, and compressor applications. With precise pressure monitoring and robust design, it helps enhance equipment longevity, improve efficiency, and maintain stable system performance 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.
