---
product_id: 64606844
title: "PM11120E - Pressure Switch SPDT, 1/8NPT, 21A"
brand: "presair trol by senasys"
price: "£58.13"
currency: GBP
in_stock: true
url: https://www.desertcart.co.uk/products/64606844-pm11120e-pressure-switch-spdt-1-8npt-21a
store_origin: GB
region: United Kingdom
---

# 1/8NPT Size 21A UL Rating SPDT Circuit PM11120E - Pressure Switch SPDT, 1/8NPT, 21A

**Brand:** presair trol by senasys
**Price:** £58.13
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Pressure Management Game!

## Quick Answers

- **What is this?** PM11120E - Pressure Switch SPDT, 1/8NPT, 21A by presair trol by senasys
- **How much does it cost?** £58.13 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/64606844-pm11120e-pressure-switch-spdt-1-8npt-21a)

## Best For

- presair trol by senasys enthusiasts

## Why This Product

- Trusted presair trol by senasys brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Design:** 1/8NPT size fits seamlessly into various applications.
- • **Precision Control:** Adjustable pressure settings for tailored performance.
- • **Robust Reliability:** UL rated for 21 amps, ensuring safety and durability.
- • **User-Friendly Setup:** Easy installation for quick operational readiness.
- • **Versatile Applications:** Ideal for HVAC, pumps, and industrial systems.

## Overview

The PM11120E Pressure Switch is an adjustable SPDT switch designed for high-performance applications, featuring a robust UL rating of 21 amps and a compact 1/8NPT size, making it perfect for HVAC systems, pumps, and more.

## Description

PM11120E Adjustable pressure switch 1-5 Psi. Single Pole Double Throw, 21 Amps. EPDM Diaphragm. In Stock. Direct from USA Manufacturer. Pressure and Vacuum switches are deigned and manufactured to exacting standards to meet the needs of original equipment manufactures and instrument makers for low cost, stable switches and good repeat accuracy. Plastic mechanisms and housings are acetal to minimize moisture absorption and to have maximum dimensional stability. Plastic welding is accomplished using advanced microprocessor-controlled ultrasonic welding equipment. All switches are 100% tested at high and low settings and at proof pressure.

## Features

- Presair
- PM11120E
- Adjustable Pressure Switch
- Switch Circuit: SPDT
- UL Rating: 21 Amps, 1 hp @ 125VAC

## Product Details

- **Operation Mode:** ON-OFF
- **Current Rating:** 21 Amps
- **Operating Voltage:** 125 Volts
- **Connector Type:** Crimp
- **Brand:** Presair Trol by Senasys
- **Terminal:** Spdt
- **International Protection Rating:** IP541
- **Connectivity Protocol:** X-10
- **Unit Count:** 1 Count
- **Manufacturer:** Presair

## Images

![PM11120E - Pressure Switch SPDT, 1/8NPT, 21A - Image 1](https://m.media-amazon.com/images/I/41FQu9LardL.jpg)

---

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**Shop now:** [https://www.desertcart.co.uk/products/64606844-pm11120e-pressure-switch-spdt-1-8npt-21a](https://www.desertcart.co.uk/products/64606844-pm11120e-pressure-switch-spdt-1-8npt-21a)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-01*