---
product_id: 302134059
title: "Harwil Reed Flow Switch (long) - Product Code: AJL-851-5232"
brand: "harwil"
price: "$17722"
currency: MXN
in_stock: true
url: https://www.desertcart.mx/products/302134059-harwil-reed-flow-switch-long-product-code-ajl-851-5232
store_origin: MX
region: Mexico
---

# 1-7/8" Probe Length 3/4" Thread Diameter Flow Direction Indicator Harwil Reed Flow Switch (long) - Product Code: AJL-851-5232

**Brand:** harwil
**Price:** $17722
**Availability:** ✅ In Stock

## Summary

> 💧 Flow with Confidence!

## Quick Answers

- **What is this?** Harwil Reed Flow Switch (long) - Product Code: AJL-851-5232 by harwil
- **How much does it cost?** $17722 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/302134059-harwil-reed-flow-switch-long-product-code-ajl-851-5232)

## Best For

- harwil enthusiasts

## Why This Product

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

## Key Features

- • **Durable Design:** Built to withstand the rigors of pool and spa environments.
- • **Expertly Crafted:** Officially stocked by Pool and Spa Centre, ensuring quality.
- • **Precision Engineering:** Designed for seamless integration with existing systems.
- • **Versatile Compatibility:** Fits standard clear pipes and housings effortlessly.
- • **User-Friendly Installation:** Clear flow direction indicator for hassle-free setup.

## Overview

The Harwil Reed Flow Switch (AJL-851-5232) is a high-quality, durable component designed for pool and spa systems. With a 3/4" thread diameter and a 1-7/8" probe length, it ensures precise flow detection and easy installation. The clear flow direction indicator simplifies setup, making it a reliable choice for professionals and DIY enthusiasts alike.

## Description

Harwil Reed Flow Switch (long) - Product Code: AJL-851-5232

## Features

- Sold by Pool and Spa Centre - Official stockist of Harwil products
- This Harwil reed Flow Switch is the longer and less rare of the Harwil range in the UK and Europe
- Thread diameter : 3/4" , Grey probe length : 1-7/8"
- The arrow on the side of the switch shows the direction of flow and which way the unit must be positioned. Take care when screwing in as the probe may be slightly longer than existing one and may catch on the inside of the tube. We are not able to offer a replacement if it is broken on installation
- They normally screw into a clear pipe or housing

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Harwil |
| ASIN | B084MLKTW3 |

## Images

![Harwil Reed Flow Switch (long) - Product Code: AJL-851-5232 - Image 1](https://m.media-amazon.com/images/I/410AhbAiTDL.jpg)
![Harwil Reed Flow Switch (long) - Product Code: AJL-851-5232 - Image 2](https://m.media-amazon.com/images/I/410AhbAiTDL.jpg)

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**Shop now:** [https://www.desertcart.mx/products/302134059-harwil-reed-flow-switch-long-product-code-ajl-851-5232](https://www.desertcart.mx/products/302134059-harwil-reed-flow-switch-long-product-code-ajl-851-5232)

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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-02-28*