---
product_id: 680873475
title: "Gems Sensors FS-150 Series Polypropylene Flow Switch with Low Pressure Drop, Inline, Piston Type, Normally Closed, 5 gpm Flow Setting, 1/2\" NPT Male"
brand: "gems sensors"
price: "FREE"
currency: GBP
in_stock: false
url: https://www.desertcart.co.uk/products/680873475-gems-sensors-fs-150-series-polypropylene-flow-switch-with-low
store_origin: GB
region: United Kingdom
---

# 5 gpm flow rate 1/2" NPT male SPST, N.C. switch Gems Sensors FS-150 Series Polypropylene Flow Switch with Low Pressure Drop, Inline, Piston Type, Normally Closed, 5 gpm Flow Setting, 1/2" NPT Male

**Brand:** gems sensors
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 💡 Flow with the Flow: Elevate Your Efficiency!

## Quick Answers

- **What is this?** Gems Sensors FS-150 Series Polypropylene Flow Switch with Low Pressure Drop, Inline, Piston Type, Normally Closed, 5 gpm Flow Setting, 1/2" NPT Male by gems sensors
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/680873475-gems-sensors-fs-150-series-polypropylene-flow-switch-with-low)

## Best For

- gems sensors enthusiasts

## Why This Product

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

## Key Features

- • **Low Pressure Drop:** Minimize energy loss with an efficient low pressure drop design.
- • **Durable Construction:** Crafted from robust polypropylene and 316 stainless steel for longevity.
- • **Reliable Performance:** SPST, normally closed switch ensures dependable operation.
- • **Precision Flow Control:** Experience seamless flow management with a 5 gpm setting.
- • **Effortless Installation:** Designed with 1/4" male quick connect terminals for quick setup.

## Overview

The Gems Sensors FS-150 Series Flow Switch is engineered for precision and durability, featuring a low pressure drop design and a reliable 5 gpm flow setting. Constructed from high-quality polypropylene and stainless steel, it ensures long-lasting performance while offering easy installation with quick connect terminals.

## Description

FS-150 Series - Straight Flow Path with Low Pressure Drop. These slim, inline switches reduce pressure drop to a minimum. They incorporate a unique, dual-diameter, internal bore and piston configuration to minimize flow constriction. Liquids are able to smoothly pass around the piston and flow through the switch with little pressure loss to the down stream line.

## Features

- Wetted Materials: Polypropylene, 316 Stainless Steel, Viton, Ryton
- Electrical Termination: 1/4" Male Quick Connect Terminals (2)
- Switch Type: SPST, N.C. (20VA)
- Set Point Differential (Maximum): 0.2
- Recommended Filtration: 150 micron

## Images

![Gems Sensors FS-150 Series Polypropylene Flow Switch with Low Pressure Drop, Inline, Piston Type, Normally Closed, 5 gpm Flow Setting, 1/2" NPT Male - Image 1](https://m.media-amazon.com/images/I/51IgQEexKkL.jpg)
![Gems Sensors FS-150 Series Polypropylene Flow Switch with Low Pressure Drop, Inline, Piston Type, Normally Closed, 5 gpm Flow Setting, 1/2" NPT Male - Image 2](https://m.media-amazon.com/images/I/51WibkfrI-L.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.uk/products/680873475-gems-sensors-fs-150-series-polypropylene-flow-switch-with-low](https://www.desertcart.co.uk/products/680873475-gems-sensors-fs-150-series-polypropylene-flow-switch-with-low)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-09-02*