
Pentair 475987 Air Pressure Switch Kit for ETi400 Heater
Description
Pentair 475987 Air Pressure Switch Kit for ETi400 Heater
Item Description:
The Pentair 475987 Air Pressure Switch Kit is a genuine replacement part designed specifically for use with the Pentair ETi400 pool and spa heater. This component ensures proper airflow monitoring and safe heater operation.
Features:
Ensures safe heater function by detecting adequate air pressure
OEM part for reliable performance and longevity
Quick and easy to install
Specifications:
Part Number: 475987
Dimensions: 10" x 8" x 2"
Weight: 3.2 ounces
Manufacturer: Pentair - Distribution
Compatibility:
Designed for use with Pentair ETi400 Pool and Spa Heaters
Shipping & Returns
Shipping: We ship within the continental US only, using USPS, FedEx, and UPS. Enjoy free shipping on all orders with a 1-day processing time. Delivery takes approximately 3-5 business days, and tracking information is emailed once your order ships. Currently, we do not offer international shipping.
Returns: You may return unused and unopened items within 30 days of delivery for a full refund or exchange. Please see our full Returns Policy here.
Warranty
Warranty Assistance:
If the product is past the 30-day return window, we are still willing to assist with warranty claims. Please contact us for more information, and we will help guide you through the warranty process
Real Reviews from Our Customers

Delivering Excellence in Pool Products & Service
Why Choose National Pool Supply?
We’re dedicated to providing only the best pool products, sourced from top brands. At National Pool Supply, your pool’s care is our priority, and we’re here to make your experience effortless.





