---
product_id: 252485685
title: "McDonnell & Miller 173502 (Product Number)"
brand: "mcdonnell & miller"
price: "VT838142"
currency: VUV
in_stock: true
category: "Mcdonnell & Miller"
url: https://www.desertcart.vu/products/252485685-mcdonnell-and-miller-173502-product-number
store_origin: VU
region: Vanuatu
---

# Residential & commercial Low water cut-off Pump controller McDonnell & Miller 173502 (Product Number)

**Brand:** mcdonnell & miller
**Price:** VT838142
**Availability:** ✅ In Stock

## Summary

> 💡 Stay Ahead of the Flow!

## Quick Answers

- **What is this?** McDonnell & Miller 173502 (Product Number) by mcdonnell & miller
- **How much does it cost?** VT838142 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/252485685-mcdonnell-and-miller-173502-product-number)

## Best For

- mcdonnell & miller enthusiasts

## Why This Product

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

## Key Features

- • **Peace of Mind:** Ensures efficient water management and system longevity.
- • **Reliable Safety:** Prevents pump damage with low water cut-off.
- • **Durable Construction:** Built to withstand demanding environments.
- • **User-Friendly Design:** Easy installation and operation for all skill levels.
- • **Versatile Application:** Ideal for both residential and commercial use.

## Overview

The McDonnell & Miller Series 157 Low Water Cut-off/Pump Controller 157-S is engineered for both residential and commercial applications, providing reliable protection against low water conditions to prevent pump damage. Its user-friendly design ensures easy installation and operation, making it a must-have for efficient water management.

## Description

McDonnell & Miller Series 157 Low Water Cut-off/Pump Controller 157-S For residential, commercial and industrial low or high pressure boiler applications. For boilers of any steaming capacity. Monel bellows provides corrosion resistance. Float chamber with integral water column provided Snap action for high temperature service - 1 Single pole, single throw switch for pump control - 1 Single pole, double throw switch for low water cut-off and alarm actuation. Optional features - Manual reset - Integral conductance probes for additional levels and greater operating differential-Model 157S-RBP-MD - 1 or 1-1/4 NPT equalizing tapings - 1/2 or 3/4 NPT tapings for gauge glass/tri-cock installations. BSPT threads. Maximum pressure 150 psi (10. 5 kg/cm2). Made in the USA .

## Features

- McDonnell & Miller Series 157 Low Water Cut-off/Pump Controller 157-S For residential, commercial and industrial low or high pressure boiler applications
- For boilers of any steaming capacity
- Monel bellows provides corrosion resistance
- Float chamber with integral water column provided Snap action for high temperature service - 1 Single pole, single throw switch for pump control - 1 Single pole, double throw switch for low water
- Optional features - Manual reset - Integral conductance probes for additional levels and greater operating differential-Model 157S-RBP-MD - 1 or 1-1/4 NPT equalizing tapings - 1/2 or 3/4 NPT tapings

## Images

![McDonnell & Miller 173502 (Product Number) - Image 1](https://m.media-amazon.com/images/I/61RZQFfbWcL.jpg)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-09*