---
product_id: 64889887
title: "Quality Air Compressor Pressure Switch Control 140-175 PSI 1 Port w/Unloader by lefoo"
brand: "lefoo"
price: "248.43 DT"
currency: TND
in_stock: true
url: https://www.desertcart.tn/products/64889887-quality-air-compressor-pressure-switch-control-140-175-psi-1
store_origin: TN
region: Tunisia
---

# 4-port design with unloader valve Supports up to 20A at 120V Preset 140-175 PSI range Quality Air Compressor Pressure Switch Control 140-175 PSI 1 Port w/Unloader by lefoo

**Brand:** lefoo
**Price:** 248.43 DT
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your projects with precision and control!

## Quick Answers

- **What is this?** Quality Air Compressor Pressure Switch Control 140-175 PSI 1 Port w/Unloader by lefoo by lefoo
- **How much does it cost?** 248.43 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/64889887-quality-air-compressor-pressure-switch-control-140-175-psi-1)

## Best For

- lefoo enthusiasts

## Why This Product

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

## Key Features

- • **Durable & Reliable:** UL/CSA certified with NEMA 1 enclosure for long-lasting use
- • **Compact & Lightweight:** Weighs just 454g with a sleek 10.4cm footprint—fits anywhere
- • **High Electrical Capacity:** Handles up to 20 amps at 120V for heavy-duty applications
- • **Precision Pressure Control:** Maintain optimal 140-175 PSI for consistent performance
- • **Versatile 4-Port Connectivity:** Includes 3 extra 1/4" ports plus unloader valve for flexible setups

## Overview

The Lefoo Quality Air Compressor Pressure Switch Control offers a preset pressure range of 140-175 PSI with a robust 4-port design including an unloader valve. It supports up to 20 amps at 120V, ensuring reliable performance for demanding compressor setups. Certified to UL/CSA standards and housed in a compact NEMA 1 enclosure, this lightweight switch is engineered for durability and versatile connectivity.

## Description

Quality Air Compressor Pressure Switch Control 140-175 PSI 1 Port w/Unloader by lefoo

## Features

- PRESET 140-175 PSI H4
- " COMPRESSION UNLOADER VALVE
- " FEMALE NPT TANK CONNECTION WITH 3 EXTRA 1/4" PORTS.
- MAX AMPS, 20 AMPS AT 120VOLT / 12 AMP AT 240 VOLT , AND 9.6 AMP AT 3PH 240 VOLT

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Lefoo |
| Part Number | 4582741 |
| Package Dimensions | 10.41 x 10.41 x 8.13 cm; 453.59 g |
| Item model number | 4582741 |
| Item Package Quantity | 1 |
| Switch Type | 1 way |
| Switch style | Pressure Switch |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 454 g |

## Images

![Quality Air Compressor Pressure Switch Control 140-175 PSI 1 Port w/Unloader by lefoo - Image 1](https://m.media-amazon.com/images/I/41reKtMzj5L.jpg)

## Questions & Answers

**Q: Will this work on an ingersoll rand 5hp**
A: You should look at the under side of the cover of the switch. All the information is there so you can order the proper replacement switch. after installation if the pressure builds and the pressure relief valve pops open to release the over pressure , again look at the cover and it will show you a simple adjustment for proper air pressure and your compressor will be new again

**Q: Can this type of switch could be wired for a DC air compressor?**
A: yes

**Q: Could this be used for a central pneumatic vertical air compressor model #47065**
A: yes sir

**Q: How many ports does this switch have?**
A: 1 port

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**Shop now:** [https://www.desertcart.tn/products/64889887-quality-air-compressor-pressure-switch-control-140-175-psi-1](https://www.desertcart.tn/products/64889887-quality-air-compressor-pressure-switch-control-140-175-psi-1)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-04-23*