---
product_id: 15331096
title: "Madison M3326-NO Liquid Level Sensor, subminiature Float Switch Normally Open, Polypropylene, 3/8\" Bulkhead"
brand: "madison"
price: "A$75"
currency: AUD
in_stock: true
reviews_count: 3
url: https://www.desertcart.com.au/products/15331096-madison-m3326-no-liquid-level-sensor-subminiature-float-switch-normally
store_origin: AU
region: Australia
---

# 120 VAC, 0.12A Rating CE, UL, NSF Approved Max Temp: 221°F (105°C) Madison M3326-NO Liquid Level Sensor, subminiature Float Switch Normally Open, Polypropylene, 3/8" Bulkhead

**Brand:** madison
**Price:** A$75
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Monitoring Game!

## Quick Answers

- **What is this?** Madison M3326-NO Liquid Level Sensor, subminiature Float Switch Normally Open, Polypropylene, 3/8" Bulkhead by madison
- **How much does it cost?** A$75 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/15331096-madison-m3326-no-liquid-level-sensor-subminiature-float-switch-normally)

## Best For

- madison enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** CE, UL, and NSF certifications ensure compliance with industry standards.
- • **Precision Engineering:** Crafted from durable polypropylene for long-lasting performance.
- • **Versatile Compatibility:** Designed for a wide range of applications with a 3/8" bulkhead fitting.
- • **High-Performance Ratings:** Handles up to 50 PSI and operates efficiently across various voltages.
- • **User-Friendly Installation:** Comes with 24" lead wires for easy setup and integration.

## Overview

The Madison M3326-NO Liquid Level Sensor is a subminiature float switch designed for reliable liquid level detection. Made from robust polypropylene, it features a 3/8" bulkhead fitting and operates efficiently at various electrical ratings, ensuring safety and compliance with CE, UL, and NSF standards.

## Description

Detects high/low levels in a containerPolypropylene is a recognized material for food material handling and conveying, and polypropylene-based products are ideal for food applications. Polypropylene is also good for use in agriculture, and for contact with many industrial fluids. Can be used in low temperature food equipment applications (up to 221˚F, 105˚C) such as food service steamers and proofers.

## Features

- Make sure this fits by entering your model number.
- Approvals: CE, UL, NSF
- Electrical Ratings: 120 VAC, 0. 12A; 100 VDC, 0. 10A; 24 VDC, 0. 30A; 12 VDC, 0. 30A
- Stem Material: Polypropylene
- Float Material: Polypropylene
- Float SG: 0. 60
- Lead Wires: 24", 22 AWG, Teflon Insulated
- Max Pressure/Temp: 50 PSI/221˚F (105˚C)
- Mounting: 3/8 -16 UNC
- Switch Rating: 15 Watt, SPST
- Note: Switches are rated for resistive loads. See our Electrical Considerations for UL guidelines for current (Amperes resistive) at different voltages, PBT is not suitable for use in water above 149°F (65°C)

## Images

![Madison M3326-NO Liquid Level Sensor, subminiature Float Switch Normally Open, Polypropylene, 3/8" Bulkhead - Image 1](https://m.media-amazon.com/images/I/51PXYm1GklL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Works Great as Water Level Sensor
  

*by W***R on Reviewed in the United States on June 24, 2015*

Using as part of a sump pump pit water level monitor and has been working fine.  No problems.  Not switching any current.  Using as sensor input.

### ⭐⭐⭐⭐⭐ 







  
    Sensor de nivel de agua
  
  

*by R***. on Reviewed in Mexico on September 3, 2019*

Materiales rigidos y no textura de buena calidad. Se está utilizando para reponer agua de condensado de mi acuario marino, hasta ahora trabajando muy bien.  Gracias equipo amazon y proveedor. Estoy satisfecho con mi pedido

### ⭐⭐⭐⭐⭐ 







  
    Funcional
  
  

*by M***N on Reviewed in Mexico on January 5, 2020*

Funciona perfectamente, ideal para un autotellenador de acuario casero y barato.

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**Shop now:** [https://www.desertcart.com.au/products/15331096-madison-m3326-no-liquid-level-sensor-subminiature-float-switch-normally](https://www.desertcart.com.au/products/15331096-madison-m3326-no-liquid-level-sensor-subminiature-float-switch-normally)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-24*