---
product_id: 291236123
title: "90111 Pressure Switch with Relay, Black"
brand: "viair"
price: "18.31 OMR"
currency: OMR
in_stock: true
url: https://www.desertcart.com.om/products/291236123-90111-pressure-switch-with-relay-black
store_origin: OM
region: Oman
---

# 40A Relay Power Compact Size 1/8" NPT Connection 90111 Pressure Switch with Relay, Black

**Brand:** viair
**Price:** 18.31 OMR
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Pressure Game with VIAIR!

## Quick Answers

- **What is this?** 90111 Pressure Switch with Relay, Black by viair
- **How much does it cost?** 18.31 OMR with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/291236123-90111-pressure-switch-with-relay-black)

## Best For

- viair enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Brand:** From the renowned VIAIR Corporation, ensuring quality and reliability.
- • **Easy Integration:** Connect effortlessly with a 1/8" NPT M port for hassle-free installation.
- • **Precision Control:** Enjoy precise pressure management with a range of 110 PSI On and 150 PSI Off.
- • **Lightweight Design:** Weighing in at just 218g, this switch is designed for efficiency without the bulk.
- • **Powerful Performance:** Experience a robust 40 amp relay for seamless operation.

## Overview

The VIAIR 90111 Pressure Switch with Relay is engineered for 12-volt systems, featuring a powerful 40 amp relay and precise pressure control ranging from 110 PSI On to 150 PSI Off. Its compact design and easy 1/8" NPT connection make it a must-have for efficient pressure management in various applications.

## Description

90111 Pressure Switch with Relay, Black

## Features

- Pressure Switch with 40 amp Relay
- For 12 volt systems
- Pressure range 110 PSI On and 150 PSI Off
- Pressure sensor connects via 1/8" NPT M Port
- Please consult manufacturer's website for wiring diagram.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Viair Corporation |
| Brand | VIAIR |
| Product Dimensions | 5.08 x 5.08 x 12.7 cm; 217.72 g |
| Item model number | 90111 |
| Manufacturer Part Number | 90111 |
| OEM Part Number | 90111 |
| Lift Type | ON-OFF |
| Voltage | 12 Volts |
| Item Weight | 218 g |

## Images

![90111 Pressure Switch with Relay, Black - Image 1](https://m.media-amazon.com/images/I/81ytVfoXmhL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- VIAIR 90111 Pressure Switch with Relay, Black, 7.3 x 3.5 x 2.3 inches
- Viair 90005 Tank Port Fittings Kit, Gold
- VIAIR 450C - Industrial Air Compressor for ‎Drilling, Air Brushing, Spraying, Nailing | 12V Continuous Duty Cycle Compressor for OEM Applications | 150 PSI, up to 5 Gallon Tank (Silver)

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**Shop now:** [https://www.desertcart.com.om/products/291236123-90111-pressure-switch-with-relay-black](https://www.desertcart.com.om/products/291236123-90111-pressure-switch-with-relay-black)

---

*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-03-07*