---
product_id: 634826928
title: "California Air Tools CAT-AUX05A Lightweight Portable Aluminum Air Tank, 5 Gallon, Silver"
brand: "california air tools"
price: "₩1952257"
currency: KRW
in_stock: false
reviews_count: 5
category: "California Air Tools"
url: https://www.desertcart.kr/products/634826928-california-air-tools-cat-aux05a-lightweight-portable-aluminum-air-tank
store_origin: KR
region: South Korea
---

# 125 PSI max pressure 1/4" universal quick connector Lightweight 4.54 kg aluminum build California Air Tools CAT-AUX05A Lightweight Portable Aluminum Air Tank, 5 Gallon, Silver

**Brand:** california air tools
**Price:** ₩1952257
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Inflate, power, and perform—anywhere, anytime with California Air Tools!

## Quick Answers

- **What is this?** California Air Tools CAT-AUX05A Lightweight Portable Aluminum Air Tank, 5 Gallon, Silver by california air tools
- **How much does it cost?** ₩1952257 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/634826928-california-air-tools-cat-aux05a-lightweight-portable-aluminum-air-tank)

## Best For

- california air tools enthusiasts

## Why This Product

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

## Key Features

- • **Ready When You Are:** 5-gallon capacity provides extended air supply, reducing compressor run time and noise.
- • **Compact Yet Capable:** Sleek silver design fits perfectly in tight spaces—ideal for mobile pros and small workshops.
- • **Snap & Go Connectivity:** Universal 1/4" quick connectors make setup and tool swaps seamless—no extra fittings required.
- • **Featherweight Durability:** Rust-free aluminum tank weighs just 4.54 kg for effortless transport and longevity.
- • **Powerful Pressure, Portable Performance:** Max 125 PSI ensures your tools and tires get the boost they need, fast.

## Overview

The California Air Tools CAT-AUX05A is a 5-gallon, rust-resistant aluminum auxiliary air tank designed for professionals who demand portability and reliable air supply. With a lightweight 4.54 kg frame, 125 PSI max pressure, and universal quick connectors, it delivers stable airflow for tire inflation and pneumatic tools, minimizing compressor noise and downtime. Perfect for mobile use or compact workshops, this tank combines durability with convenience in a sleek silver finish.

## Description

California Air Tools AUX05A - 5 Gallon Aluminum Auxiliary Air Tank is designed for portability and easy to use. The No Rust Aluminum Air Tank is lightweight and easy very easy to carry and transport. California Air Tools auxiliary air tanks are designed to provide an extra supply of air needed for short-term demands such as inflating tires. These auxiliary air tanks provide stable pressure and a constant air flow for purposes such as spray painting. Having the California Air Tools auxiliary air tanks will allow you to have an extra supply of air for more time before the air compressor motor/pump starts to run. The Easy to Use Quick Connect Fittings on the Air Hose and Air Valve allows you to quickly attach the Air Hose to an air compressor and fill the auxiliary air tank without needing extra air fittings. This Easy to Use Quick Connect System also allows you to connect a standard air hose to your air valve for use with air tools. More Air, Less Noise and Easy to Use, California Air Tools Auxiliary Air Tanks.

Review: Very nice portable air tank. Light and easy to use for an old guy like myself. Definitely worth the money. Definitely recommend.
Review: Je l'ai acheté comme réservoir auxiliaire pour utiliser avec une compresseur 5 gallons et ça fonctionne très bien, j'ai donc un compresseur portable et du volume d'air si j'ai besoin en plus d'une tank portable en cas de besoin. Parfait pour de petit atelier.

## Features

- 5 Gallon (Rust free) Aluminum Air Tank
- 1/4" Universal Quick Connector
- Air Hose with Tire Chuck
- Lightweight for easy transporting
- Maximum PSI 125

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01G75OUTI |
| Brand | California Air Tools |
| Capacity | 5 Gallons |
| Colour | Silver |
| Compatible Hose Diameter | 0.25 Inches |
| Generic Name | Auxiliary tank |
| Global Trade Identification Number | 00743369705109 |
| Hose Length | 48 Inches |
| Included Components | Air Tank & Air Hose |
| Item Dimensions LxWxH | 52.8 x 21.8 x 31 Centimeters |
| Item Weight | 4 kg 540 g |
| Item model number | CAT-AUX05A |
| Manufacturer | California Air Tools |
| Material | Aluminium |
| Maximum Operating Pressure | 125 Pound per Square Inch |
| Model Name | CAT AUX05A |
| Net Quantity | 1 Count |
| Power Source | Corded Electric |
| Product Dimensions | 52.83 x 21.84 x 30.99 cm; 4.54 kg |
| Recommended Uses For Product | Power Pneumatic Tools, Tire Inflation |
| Special Feature | Portable |
| Style | Aluminum Tank |
| Tank Volume | 5 Gallons |
| UPC | 743369705109 |
| Voltage | 12 Volts |

## Product Details

- **Brand:** California Air Tools
- **Capacity:** 5 Gallons
- **Colour:** Silver
- **Included Components:** Air Tank & Air Hose
- **Item Weight:** 10 Pounds
- **Material:** Aluminium
- **Power Source:** Corded Electric
- **Recommended Uses For Product:** Power Pneumatic Tools, Tire Inflation
- **Special Feature:** Portable
- **Voltage:** 12 Volts

## Images

![California Air Tools CAT-AUX05A Lightweight Portable Aluminum Air Tank, 5 Gallon, Silver - Image 1](https://m.media-amazon.com/images/I/313ZCGVW1aL.jpg)
![California Air Tools CAT-AUX05A Lightweight Portable Aluminum Air Tank, 5 Gallon, Silver - Image 2](https://m.media-amazon.com/images/I/314pKhdj1SL.jpg)
![California Air Tools CAT-AUX05A Lightweight Portable Aluminum Air Tank, 5 Gallon, Silver - Image 3](https://m.media-amazon.com/images/I/31DKcBmkxHL.jpg)
![California Air Tools CAT-AUX05A Lightweight Portable Aluminum Air Tank, 5 Gallon, Silver - Image 4](https://m.media-amazon.com/images/I/31Fip0Il+cL.jpg)
![California Air Tools CAT-AUX05A Lightweight Portable Aluminum Air Tank, 5 Gallon, Silver - Image 5](https://m.media-amazon.com/images/I/31l4mtvs-8L.jpg)

## Questions & Answers

**Q: What is max pressure?  100psi?  150psi?**
A: 125 is red line on gauge, and the blow-off is 140 PSI.  Most things have at least an engineering safety factor of 2X.

**Q: does this tank have a valve to let moisture out of the tank ?**
A: No this tank does not have a valve to let out moisture.

**Q: What is the max psi on the *steel* tank ?**
A: 100psi nice portable air tank

**Q: Steel or Aluminium which is better?**
A: Aluminium

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by S***M on 16 October 2025*

Very nice portable air tank. Light and easy to use for an old guy like myself. Definitely worth the money. Definitely recommend.

### ⭐⭐⭐⭐⭐ Review
*by E***S on 31 August 2023*

Je l'ai acheté comme réservoir auxiliaire pour utiliser avec une compresseur 5 gallons et ça fonctionne très bien, j'ai donc un compresseur portable et du volume d'air si j'ai besoin en plus d'une tank portable en cas de besoin. Parfait pour de petit atelier.

### ⭐⭐⭐⭐⭐ Review
*by H***A on 1 January 2020*

Me gustó ya que aumenta la capacidad y es portable

## Frequently Bought Together

- California Air Tools CAT-AUX05A Lightweight Portable Aluminum Air Tank, 5 Gallon, Silver
- YOTOO Polyurethane Recoil Air Hose, Air Compressor Hose 1/4" Inner Diameter by 25' Long with Bend Restrictor, 1/4" Industrial Quick Coupler and Plug, Blue

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**Shop now:** [https://www.desertcart.kr/products/634826928-california-air-tools-cat-aux05a-lightweight-portable-aluminum-air-tank](https://www.desertcart.kr/products/634826928-california-air-tools-cat-aux05a-lightweight-portable-aluminum-air-tank)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-01-27*