Harwil Flow Switch: The Heart of Your Hot Tub’s Safety System

Introduction

As a dedicated hot tub enthusiast and spare parts supplier, I’m excited to introduce you to the Harwil Flow Switch (Long Probe). This essential component plays a crucial role in ensuring the safety and efficiency of your hot tub. Let me walk you through why this particular flow switch is a must-have for your spa system.

What is a Flow Switch?

A flow switch is a critical safety device in your hot tub’s circulation system. It monitors the water flow and helps prevent damage to your heater by ensuring it only operates when there’s sufficient water circulation. The Harwil Flow Switch is known for its reliability and precision, making it a top choice for hot tub owners and professionals alike.

Why Choose the Harwil Flow Switch?

Superior Quality and Design

The Harwil Flow Switch stands out with its robust construction and thoughtful design. Its long probe design allows for more accurate flow detection, especially in systems with larger pipes or higher flow rates.

Versatility

This flow switch is widely compatible with various hot tub models, particularly popular in the UK market. It’s commonly used in renowned brands like Beachcomber, showcasing its versatility and industry acceptance.

Easy Installation and Use

With its standard connections and clear directional markings, this flow switch is designed for straightforward installation. The arrow on the side guides you to install it correctly in the direction of the water flow, ensuring optimal performance.

Product Specifications

Here’s a detailed breakdown of the Harwil Flow Switch specifications:

Feature	Specification
Manufacturer	Harwil
Type	Flow Switch (Long Probe)
Connection	1/2 inch MPT
Actual Thread Diameter	Approximately 3/4 inch
Total Length	90mm
Plastic Arm Length	46mm (1-7/8 inch)
Outer Thread Diameter	20mm

Installation Tips

1. Look for a clear section of pipework in your hot tub system – this is typically where you’ll install the flow switch.
2. Ensure the arrow on the side of the switch points in the direction of the water flow.
3. Thread the switch all the way in for proper functionality and to prevent leaks.

Compatibility Note

It’s important to note that this flow switch is not designed to fit inside the clear plastic tee that you might find in some systems. Always ensure compatibility with your specific hot tub model before installation.

Conclusion

The Harwil Flow Switch is more than just a spare part – it’s a guardian of your hot tub’s well-being. Its precise flow detection capabilities, coupled with its durable design, make it an excellent choice for maintaining the safety and efficiency of your spa system.

Remember, proper installation and regular maintenance of components like the Harwil Flow Switch are key to enjoying your hot tub for years to come. If you have any questions about this product or need advice on installation, don’t hesitate to reach out. Your hot tub’s safety is my priority!