---
product_id: 703404099
title: "VIAIR 400P-A EF Enhanced Flow - 40145 Automatic Tire Inflator Portable Offroad Air Compressor for Truck & SUV | 12V On/Off Road Tire Pump Air Compressor | 150 PSI (SAE, Alligator Clips)"
brand: "viair"
price: "€ 46.86"
currency: EUR
in_stock: false
reviews_count: 5
url: https://www.desertcart.ie/products/703404099-viair-400p-a-ef-enhanced-flow-40145-automatic-tire-inflator
store_origin: IE
region: Ireland
---

# 12V direct battery power 2.59 CFM airflow capacity 10% faster fill rate VIAIR 400P-A EF Enhanced Flow - 40145 Automatic Tire Inflator Portable Offroad Air Compressor for Truck & SUV | 12V On/Off Road Tire Pump Air Compressor | 150 PSI (SAE, Alligator Clips)

**Brand:** viair
**Price:** € 46.86
**Availability:** ❌ Out of Stock

## Summary

> 🚙 Inflate Fast, Drive Farther — Never Get Stuck Waiting!

## Quick Answers

- **What is this?** VIAIR 400P-A EF Enhanced Flow - 40145 Automatic Tire Inflator Portable Offroad Air Compressor for Truck & SUV | 12V On/Off Road Tire Pump Air Compressor | 150 PSI (SAE, Alligator Clips) by viair
- **How much does it cost?** € 46.86 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/703404099-viair-400p-a-ef-enhanced-flow-40145-automatic-tire-inflator)

## 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

- • **Rapid Tire Rescue:** Fill a 35" tire from 10 to 40 PSI in under 5 minutes—because downtime is not an option.
- • **Power That Outlasts:** VIAIR’s 7X longer lifespan means your compressor is the last one you’ll ever need for rugged terrains.
- • **Stability Meets Portability:** Lightweight I-Beam sand tray minimizes vibration and maximizes stability on any terrain.
- • **Effortless Off-Road Readiness:** Automatic shut-off and noise-reduced head design keep you focused on the adventure, not the gear.
- • **Versatile Power Compatibility:** Pre-installed 2-pin SAE connector and 7-way trailer plug support keep you powered no matter the setup.

## Overview

The VIAIR 400P-A EF is a rugged, portable 12V air compressor designed for trucks, SUVs, and off-road vehicles. Featuring a powerful 0.48 HP motor, it delivers 2.59 CFM airflow at up to 150 PSI, inflating large 35" tires rapidly with a 10% faster fill rate and 20% enhanced performance. Its automatic shut-off, noise-reducing head, and lightweight I-Beam sand tray ensure quiet, stable operation on rough terrain. Compatible with multiple power sources via a 2-pin SAE connector and 7-way trailer plug, it comes complete with a 25-ft coil hose, inflation gun, and carry bag—making it the ultimate companion for off-road enthusiasts who demand speed, durability, and versatility.

## Description

"The VIAIR 400P-A EF AUTOMATIC 12 Volt Portable Air Compressor for Off-Road Tires The 400P-A EF tire pump for trucks, SUVs, and off-road vehicles is portable, lightweight, and features an automatic shut-off system. Its new head design improves heat dissipation and noise reduction, delivering 20% higher performance and a 10% faster fill rate than comparable models. Compact at 10.87 inches and 10.7 pounds, it’s easy to store and ready when you need it. Electric Off-Road Tire Pump with 2-Pin SAE Packed in a durable dual-compartment carry bag, the 400P-A EF is equipped for any situation. Its pre-installed 2-pin SAE connector provides versatile power options, including VIAIR’s Patented 7-way Trailer Plug. Compatible with All Off-Road Vehicles This powerful air compressor fills a 35"" tire from 15 to 30 PSI in 2 minutes 45 seconds or less. The patented I-Beam sand tray minimizes vibration and keeps the compressor stable on rough terrain, making it ideal for off-road use. Fast & Easy to Use Simply connect the battery clamps, start your engine, attach the hose to the inflation gun, connect the air hose to the vehicle's tire valve, and turn on the unit. 12V Battery Clamps for Higher Performance The 400P-A EF connects directly to the battery for maximum power, ideal for off-roaders needing higher performance than cigarette lighter models can provide. It’s the perfect choice for large tires and tough terrain."

Review: Super Off-Roading Compressor - Fast Air Up Large Tires
Review: Great inflator—nice automatic inflation feature

## Features

- PORTABLE *AUTOMATIC* COMPRESSOR for OFFROAD VEHICLES (Model: 40145, 12V, 150 PSI, 35" Tires) – The 400P-A EF Portable Truck Air Compressor features an updated head design for improved heat dissipation and noise reduction, making it an excellent choice for offroad enthusiasts. VIAIR compressors typically last 7X longer than leading competitors.
- FASTER FILL RATE & ENHANCED PERFORMANCE – Delivering a 10% faster fill rate and 20% higher performance along with a gas station inflation gun and convenient trigger-controlled inflation. Its powerful direct drive motor fills up to 35" tires efficiently, while maintaining the industry-leading durability VIAIR is known for.
- VERSATILE POWER OPTIONS: With a pre-installed 2-pin SAE connector, this compressor is compatible with a variety of power adapters, including VIAIR’s Patented 7-way Trailer Plug, making it highly adaptable for different power sources and enhancing ease of use.
- INCLUDED COMPONENTS & HIGH CAPACITY – This kit includes a 30-ft coil hose, inflation gun, 8 ft power cord, a dual-compartment carry bag, and three inflation tips. With 2.59 CFM free flow and a maximum working pressure of 150 PSI, it fills a 35" tire from 10 to 40 PSI in 4 min. 56 sec. or less, offering high-capacity performance in a compact form.
- LIGHTWEIGHT & STABLE BASE: The patented I-Beam sand tray is lighter than previous models, minimizing vibration with a wide stance for added stability on uneven terrain, and ensuring smooth and secure operation in challenging environments.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DKGCFYW8 |
| Air Flow Capacity | 2.59 Cubic Feet Per Minute |
| Brand | VIAIR |
| Colour | Black |
| Customer Reviews | 4.8 out of 5 stars 18 Reviews |
| Hose Length | 25 Feet |
| Included Components | 25ft Coil Hose, 3pcs Inflation Tips Kit, 400P EF Automatic Portable Compressor, Deluxe Carry Bag, Gas station Style Tire Inflation Gun |
| Included components | 25ft Coil Hose, 3pcs Inflation Tips Kit, 400P EF Automatic Portable Compressor, Deluxe Carry Bag, Gas station Style Tire Inflation Gun Included components 25ft Coil Hose, 3pcs Inflation Tips Kit, 400P EF Automatic Portable Compressor, Deluxe Carry Bag, Gas station Style Tire Inflation Gun See more |
| Item Dimensions L x W x H | 27.6L x 14.8W x 19H centimetres |
| Item Type Name | Portable Air Compressor |
| Item Weight | 10.35 Pounds |
| Manufacturer | Viair Corporation |
| Material | Aluminium |
| Maximum Power | 360 Watts |
| Model Name | 400P EF Automatic |
| Model Number | 40145 |
| Motor Horsepower | 0.48 horsepower |
| Power source | Battery Powered |
| Recommended Uses For Product | Tire Inflation |
| Recommended uses for product | Tire Inflation |
| Special Features | Heavy Duty, Portable, Quick Inflation |
| Special feature | Heavy Duty, Portable, Quick Inflation |
| Style | Enhanced Flow Portable |
| UPC | 818114004704 |
| Voltage | 12 Volts (DC) |

## Product Details

- **Brand:** VIAIR
- **Voltage:** 12 Volts (DC)
- **Recommended uses for product:** Tire Inflation
- **Power source:** Battery Powered
- **Special feature:** Heavy Duty, Portable, Quick Inflation

## Images

![VIAIR 400P-A EF Enhanced Flow - 40145 Automatic Tire Inflator Portable Offroad Air Compressor for Truck & SUV | 12V On/Off Road Tire Pump Air Compressor | 150 PSI (SAE, Alligator Clips) - Image 1](https://m.media-amazon.com/images/I/81CE6paVPWL.jpg)
![VIAIR 400P-A EF Enhanced Flow - 40145 Automatic Tire Inflator Portable Offroad Air Compressor for Truck & SUV | 12V On/Off Road Tire Pump Air Compressor | 150 PSI (SAE, Alligator Clips) - Image 2](https://m.media-amazon.com/images/I/71bxI+ne14L.jpg)
![VIAIR 400P-A EF Enhanced Flow - 40145 Automatic Tire Inflator Portable Offroad Air Compressor for Truck & SUV | 12V On/Off Road Tire Pump Air Compressor | 150 PSI (SAE, Alligator Clips) - Image 3](https://m.media-amazon.com/images/I/81fdjdvWAIL.jpg)
![VIAIR 400P-A EF Enhanced Flow - 40145 Automatic Tire Inflator Portable Offroad Air Compressor for Truck & SUV | 12V On/Off Road Tire Pump Air Compressor | 150 PSI (SAE, Alligator Clips) - Image 4](https://m.media-amazon.com/images/I/717fK1Kh6zL.jpg)
![VIAIR 400P-A EF Enhanced Flow - 40145 Automatic Tire Inflator Portable Offroad Air Compressor for Truck & SUV | 12V On/Off Road Tire Pump Air Compressor | 150 PSI (SAE, Alligator Clips) - Image 5](https://m.media-amazon.com/images/I/71G9fZZ8zZL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Super Off-Roading Compressor - Fast Air Up Large Tires
*by L***E on 26 August 2025*



### ⭐⭐⭐⭐⭐ Great inflator—nice automatic inflation feature
*by C***R on 6 December 2025*



### ⭐⭐⭐⭐⭐ Fantastic portable inflator
*by V***E on 1 December 2025*



## Frequently Bought Together

- VIAIR 400P-A EF Enhanced Flow - 40145 Automatic Tire Inflator Portable Offroad Air Compressor for Truck & SUV | 12V On/Off Road Tire Pump Air Compressor | 150 PSI (SAE, Alligator Clips)
- VIAIR 7-Way Power Access, 7-Way Blade to 2-Pin SAE 12V Power Source

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-25*