---
product_id: 4938492
title: "Air Flow Switch, Max-E-Therm/MasterTemp"
brand: "pentair"
price: "£111.97"
currency: GBP
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.uk/products/4938492-air-flow-switch-max-e-therm-mastertemp
store_origin: GB
region: United Kingdom
---

# Air Flow Control Easy Installation Made in USA Air Flow Switch, Max-E-Therm/MasterTemp

**Brand:** pentair
**Price:** £111.97
**Availability:** ✅ In Stock

## Summary

> 🔥 Keep the Heat Flowing!

## Quick Answers

- **What is this?** Air Flow Switch, Max-E-Therm/MasterTemp by pentair
- **How much does it cost?** £111.97 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/4938492-air-flow-switch-max-e-therm-mastertemp)

## Best For

- pentair enthusiasts

## Why This Product

- Trusted pentair brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **🔒 Reliable Safety:** Built to meet high safety standards, providing peace of mind while you relax.
- • **📈 Boosted Longevity:** Durable construction extends the life of your heating system, making it a smart investment.
- • **🌊 Enhanced Performance:** Ensures optimal air flow for efficient heating, keeping your pool or spa at the perfect temperature.
- • **🔄 Seamless Compatibility:** Perfectly fits Pentair Sta-Rite Max-E-Therm and Mastertemp heaters.
- • **⚙️ Hassle-Free Installation:** Designed for quick and easy setup, saving you time and effort.

## Overview

The Pentair 42001-0061S Electrical System Air Flow Switch is a reliable replacement part designed for Pentair Sta-Rite Max-E-Therm and Mastertemp pool and spa heaters. Made in the USA, this switch ensures optimal air flow for efficient heating, is easy to install, and enhances the longevity of your heating system.

## Description

Pentair 42001-0061S Electrical System Air Flow Switch Replacement Pool and Spa Heater

## Features

- Air Flow Switch Replacement
- Fits Pentair Sta-Rite Max-E-Therm Pool And Spa Heaters Electrical System
- Also Fits Pentair Mastertemp Pool And Spa Heaters Electrical Systems
- Country Of Origin: United States

## Images

![Air Flow Switch, Max-E-Therm/MasterTemp - Image 1](https://m.media-amazon.com/images/I/61w2oSy6IuL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Easy to Install and fixed the problem.
  

*by B***E on Reviewed in the United States on July 9, 2023*

Easy to Install and Fixed the Problem.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    did what it was supposed to
  

*by C***A on Reviewed in the United States on May 18, 2021*

Part work as it should and was an easy install for our pool heater.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great retrofit for old switch
  

*by A***R on Reviewed in the United States on March 1, 2016*

This is a little different from the old switch but it works just fine. Had to drill new mounting hole. I like this design better than the old switch.  Quick shipping!

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**Shop now:** [https://www.desertcart.co.uk/products/4938492-air-flow-switch-max-e-therm-mastertemp](https://www.desertcart.co.uk/products/4938492-air-flow-switch-max-e-therm-mastertemp)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-16*