---
product_id: 415649459
title: "SMACO S400 Pro 1L Scuba Tank Mini Scuba Diving Tank—DOT Certified Tank with 15-20 Minutes Backup Scuba Tank Kit Diving Oxygen Underwater Breathing Device with Aluminum Hard Case"
brand: "smaco"
price: "¥82578"
currency: JPY
in_stock: false
url: https://www.desertcart.jp/products/415649459-smaco-s400-pro-1l-scuba-tank-mini-scuba-diving-tank
store_origin: JP
region: Japan
---

# 15-20 min dive backup DOT certified safety 3 fast refill methods SMACO S400 Pro 1L Scuba Tank Mini Scuba Diving Tank—DOT Certified Tank with 15-20 Minutes Backup Scuba Tank Kit Diving Oxygen Underwater Breathing Device with Aluminum Hard Case

**Brand:** smaco
**Price:** ¥82578
**Availability:** ❌ Out of Stock

## Summary

> 🌊 Dive Deeper, Stay Longer, Stress Less!

## Quick Answers

- **What is this?** SMACO S400 Pro 1L Scuba Tank Mini Scuba Diving Tank—DOT Certified Tank with 15-20 Minutes Backup Scuba Tank Kit Diving Oxygen Underwater Breathing Device with Aluminum Hard Case by smaco
- **How much does it cost?** ¥82578 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/415649459-smaco-s400-pro-1l-scuba-tank-mini-scuba-diving-tank)

## Best For

- smaco enthusiasts

## Why This Product

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

## Key Features

- • **Compact Powerhouse:** 1L capacity delivers up to 340 breaths underwater—your ultimate mini dive companion.
- • **Hands-Free Freedom:** Upgraded waist pack design lets you carry gear effortlessly and dive hands-free.
- • **All-in-One Dive Kit:** Includes aluminum hard case, hand pump, and cloth bag—ready for your next underwater adventure.
- • **Certified Confidence:** DOT certification means you control your air supply anywhere, no dive shop needed.
- • **Rapid Refill Options:** Fill your tank in as little as 8 seconds with multiple inflation methods tailored to your lifestyle.

## Overview

The SMACO S400 Pro is a DOT-certified 1L mini scuba tank designed for 15-20 minutes of underwater breathing. Featuring an upgraded waist pack for hands-free carrying, an aluminum hard case for secure transport, and three versatile refill methods—including a rapid 8-second fill adapter—this compact tank offers professional-grade safety and convenience for millennial divers seeking freedom and reliability beneath the waves.

## Description

desertcart.com : SMACO S400 Pro 1L Scuba Tank Mini Scuba Diving Tank—DOT Certified Tank with 15-20 Minutes Backup Scuba Tank Kit Diving Oxygen Underwater Breathing Device with Aluminum Hard Case—C Black : Sports & Outdoors

## Features

- 🏊【2021 NEWEST UPGRADED】:S400 pro mini scuba tank uses an extension tube to connect to the pressure gauge, which is more convenient for us to check the pressure gauge when diving. At the same time, our original portable messenger bag has been changed to a portable waist pack bag. You can easily carry it and free your hands to do more things underwater.
- 🏊【DOT CERTIFIED SCUBA TANK】 : In order to solve the pain of not being able to inflate in the dive shop, we have DOT certified for our diving bottles. You can solve the inflation problem of the diving bottle more freely according to your own needs.
- 🏊【LARGER CAPACITY BUT PORTABLE】: SMACO diving tank has a capacity of 1L, and can be used for 340 underwater breaths at full capacity. It can be used for 15-20 minutes of diving time.We use an aluminum hard case, and diving bottles, adapters, and a cloth bag can all be placed in the aluminum hard case. Better for everyone to carry.
- 🏊【THREE GAS-FILLED METHODS】: You can use a high pressure hand pump to inflate the scuba tank at any time.(Usually fill up in about 25-30 minutes.)At the same time,you can use SMACO Refill adapter,large bottles guide vials,this is the fastest and most convenient method, usually filling a 1 liter diving tank in 8 seconds. if you have an electric air pump at home, it will leave you more time and money.
- 🏊【WHAT YOU WILL GET】:❤Perfect diving packages(include a 1L scuba tank, aluminum hard case, a hand pump and a cloth bag)❤24 hours services online.❤Lifetime Customer Support.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09GKHHGX4 |
| Best Sellers Rank | #1,658,625 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #480 in Diving Tanks |
| Brand Name | SMACO |
| Customer Reviews | 4.7 4.7 out of 5 stars (4) |
| Date First Available | September 17, 2021 |
| Manufacturer | SEBiger |
| Part Number | S400PRO-D5-BLACK |
| Style | S400 Pro-c-black |

## Images

![SMACO S400 Pro 1L Scuba Tank Mini Scuba Diving Tank—DOT Certified Tank with 15-20 Minutes Backup Scuba Tank Kit Diving Oxygen Underwater Breathing Device with Aluminum Hard Case - Image 1](https://m.media-amazon.com/images/I/61MVqf-HT8S.jpg)
![SMACO S400 Pro 1L Scuba Tank Mini Scuba Diving Tank—DOT Certified Tank with 15-20 Minutes Backup Scuba Tank Kit Diving Oxygen Underwater Breathing Device with Aluminum Hard Case - Image 2](https://m.media-amazon.com/images/I/61Y5TXnsddS.jpg)
![SMACO S400 Pro 1L Scuba Tank Mini Scuba Diving Tank—DOT Certified Tank with 15-20 Minutes Backup Scuba Tank Kit Diving Oxygen Underwater Breathing Device with Aluminum Hard Case - Image 3](https://m.media-amazon.com/images/I/713+ZG4wDQL.jpg)
![SMACO S400 Pro 1L Scuba Tank Mini Scuba Diving Tank—DOT Certified Tank with 15-20 Minutes Backup Scuba Tank Kit Diving Oxygen Underwater Breathing Device with Aluminum Hard Case - Image 4](https://m.media-amazon.com/images/I/71947KFXZSL.jpg)
![SMACO S400 Pro 1L Scuba Tank Mini Scuba Diving Tank—DOT Certified Tank with 15-20 Minutes Backup Scuba Tank Kit Diving Oxygen Underwater Breathing Device with Aluminum Hard Case - Image 5](https://m.media-amazon.com/images/I/71MdS9WyHeS.jpg)

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**Shop now:** [https://www.desertcart.jp/products/415649459-smaco-s400-pro-1l-scuba-tank-mini-scuba-diving-tank](https://www.desertcart.jp/products/415649459-smaco-s400-pro-1l-scuba-tank-mini-scuba-diving-tank)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-19*