---
product_id: 394481802
title: "iSpring ALS1 Leak Detector and Shut-Off Valve for Reverse Osmosis and Under Sink Water Filtration Systems with 1/4” Quick Connect, White"
brand: "ispring"
price: "€ 0.32"
currency: EUR
in_stock: false
url: https://www.desertcart.fr/products/394481802-ispring-als1-leak-detector-and-shut-off-valve-for-reverse
store_origin: FR
region: France
---

# Instant leak detection 1/4” quick connect fitting Automatic water shut-off iSpring ALS1 Leak Detector and Shut-Off Valve for Reverse Osmosis and Under Sink Water Filtration Systems with 1/4” Quick Connect, White

**Brand:** ispring
**Price:** € 0.32
**Availability:** ❌ Out of Stock

## Summary

> 💧 Stop leaks before they start—smart protection for your water system!

## Quick Answers

- **What is this?** iSpring ALS1 Leak Detector and Shut-Off Valve for Reverse Osmosis and Under Sink Water Filtration Systems with 1/4” Quick Connect, White by ispring
- **How much does it cost?** € 0.32 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/394481802-ispring-als1-leak-detector-and-shut-off-valve-for-reverse)

## Best For

- ispring enthusiasts

## Why This Product

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

## Key Features

- • **Leak-Proof Peace of Mind:** Automatically stops water flow at the first sign of a leak to protect your home and office.
- • **Compact & Discreet Design:** Sleek white finish and wall-mountable form factor blend perfectly under your sink.
- • **Lifetime Support & Warranty:** Register online for lifetime tech support and manufacturer warranty—because we’ve got your back.
- • **Universal 1/4” Quick Connect:** Seamlessly fits standard 1/4” tubing for hassle-free integration with your filtration system.
- • **Effortless Installation & Replacement:** Twist and replace the expandable leak-detecting pad in seconds—no tools required.

## Overview

The iSpring ALS1 Leak Detector and Shut-Off Valve is a compact, wall-mountable device designed for reverse osmosis and under-sink water filtration systems. It features a contact sensor with an expandable pad that detects leaks and automatically shuts off the water supply via a 1/4” quick connect valve. With a maximum operating pressure of 100 psi, easy pad replacement, and lifetime tech support upon registration, it offers reliable, proactive water damage prevention for homes and businesses.

## Description

This Leak Stop shuts off flow to a drinking water system in the event a leak should occur. This unique device is a small up-front investment, designed to eliminate possible damage to homes and business property. When a leak occurs, the adsorbent applicator "tablet" expands to close the valve and shut off the incoming water supply. Two tablets are included with each Leak Protector. Maximum operating pressure = 100 psi

## Features

- Rest assured when using reverse osmosis or under sink water filtration systems: The shut-off valve protects your home and business properties from costly water damage by automatically shut off the incoming water supply once the pad detects a potential water leakage
- Easy to replace: Just take out the screw and twist the unit to open. The pad needs to be replaced every time it touches the water and expands
- 1/4” quick connect: Fits ¼” tubings
- Peace of mind customer service: Register online to activate your manufacturer warranty and life-time free tech support. We stand behind our products and if you encounter any problems with any of our products please reach out to us immediately. We are happy to help!
- Work with iSpring ALS1P3 replacement pads

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Mounting type | Wall Mount |
| Sensor technology | Contact Sensor |
| UPC | 662425070206 |
| Global Trade Identification Number | 00662425070206 |
| Manufacturer | iSpring |
| Part number | ALS1 |
| Item Weight | 41 g |
| Product Dimensions | 4.57 x 3.81 x 7.37 cm; 41 g |
| Item model number | ALS1 |
| Color | White |
| Style | Leak stop |
| Finish | Yes |
| Item Package Quantity | 1 |
| Included components | parts |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Colour:** White
- **Brand:** iSpring
- **Power source:** Corded Electric
- **Compatible devices:** iSpring reverse osmosis and under sink water filtration systems
- **Control method:** Touch

## Images

![iSpring ALS1 Leak Detector and Shut-Off Valve for Reverse Osmosis and Under Sink Water Filtration Systems with 1/4” Quick Connect, White - Image 1](https://m.media-amazon.com/images/I/51xjjxubcuL.jpg)
![iSpring ALS1 Leak Detector and Shut-Off Valve for Reverse Osmosis and Under Sink Water Filtration Systems with 1/4” Quick Connect, White - Image 2](https://m.media-amazon.com/images/I/51D5PvtR39L.jpg)
![iSpring ALS1 Leak Detector and Shut-Off Valve for Reverse Osmosis and Under Sink Water Filtration Systems with 1/4” Quick Connect, White - Image 3](https://m.media-amazon.com/images/I/51B5LvlnnzL.jpg)
![iSpring ALS1 Leak Detector and Shut-Off Valve for Reverse Osmosis and Under Sink Water Filtration Systems with 1/4” Quick Connect, White - Image 4](https://m.media-amazon.com/images/I/61483RFJxHL.jpg)
![iSpring ALS1 Leak Detector and Shut-Off Valve for Reverse Osmosis and Under Sink Water Filtration Systems with 1/4” Quick Connect, White - Image 5](https://m.media-amazon.com/images/I/81PGKY30RtL.jpg)

## Questions & Answers

**Q: How do you get replacement pads?**
A: They do not still replacement pads. If you call or email support they will send you a complete unit, including new pads.

## Frequently Bought Together

- iSpring all accessories (Leak Detector)
- iSpring MC1 1.8-Inch x 12-Inch 100GPD Reverse Osmosis Membrane
- iSpring ICEK 6M Ultra Safe Fridge Water Line Connection and Ice Maker Installation Kit for Reverse Osmosis RO Systems & Water Filters, 1/4"

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**Shop now:** [https://www.desertcart.fr/products/394481802-ispring-als1-leak-detector-and-shut-off-valve-for-reverse](https://www.desertcart.fr/products/394481802-ispring-als1-leak-detector-and-shut-off-valve-for-reverse)

---

*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-03-14*