---
product_id: 729177952
title: "12kWh Power Station: DELTA Pro Ultra with Extra Battery, 120/240V 7200W AC Output, Lifepo4 Home Battery Backup Expandable to 90kWh, Solar Generator for Home Use, Emergency, Camping, RV"
brand: "ef ecoflow"
price: "¥3187337"
currency: JPY
in_stock: true
reviews_count: 5
category: "Ef Ecoflow"
url: https://www.desertcart.jp/products/729177952-12kwh-power-station-delta-pro-ultra-with-extra-battery-120
store_origin: JP
region: Japan
---

# 7200W AC output powerhouse Smart app control & circuit prioritization 12kWh base battery, expandable to 90kWh 12kWh Power Station: DELTA Pro Ultra with Extra Battery, 120/240V 7200W AC Output, Lifepo4 Home Battery Backup Expandable to 90kWh, Solar Generator for Home Use, Emergency, Camping, RV

**Brand:** ef ecoflow
**Price:** ¥3187337
**Availability:** ✅ In Stock

## Summary

> 🔌 Power your life uninterrupted — the future of home energy is here!

## Quick Answers

- **What is this?** 12kWh Power Station: DELTA Pro Ultra with Extra Battery, 120/240V 7200W AC Output, Lifepo4 Home Battery Backup Expandable to 90kWh, Solar Generator for Home Use, Emergency, Camping, RV by ef ecoflow
- **How much does it cost?** ¥3187337 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/729177952-12kwh-power-station-delta-pro-ultra-with-extra-battery-120)

## Best For

- ef ecoflow enthusiasts

## Why This Product

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

## Key Features

- • **Reliable & Ready:** Robust LiFePO4 battery technology ensures long-lasting, safe power storage
- • **Unmatched Power Output:** 7200W inverter supports heavy-duty appliances including 3-ton AC units
- • **Smart Energy Management:** EcoFlow app lets you prioritize circuits and optimize solar & grid usage
- • **Massive Scalable Battery:** Start with 12kWh, expand up to 90kWh for over 30 days of essential home power
- • **Seamless Whole-Home Backup:** Supports both 120V & 240V with triple inverter option for 21.6kW output

## Overview

The EF ECOFLOW DELTA Pro Ultra is a cutting-edge 12kWh LiFePO4 home battery backup and power station with a 7200W inverter output supporting 120V/240V appliances. Scalable up to 90kWh, it offers over 30 days of essential power for typical households. With smart app control for circuit prioritization and solar integration, it ensures efficient, reliable energy management during outages, emergencies, or off-grid adventures.

## Description

power station

Review: Fast delivery Ecflow delta 3 ultra pro converter not new infact Ecflow has the new delta 3 ultra X.
Review: Very well packaged, everything works as described. Have not gotten an outage yet but tested the system to run the fridge and all is good. Setup and application installation was straightforward. Updated the firmware and seems to hold charge very well.

## Features

- One Powers All. The unit of DELTA Pro Ultra whole house generator includes an inverter and a battery. One inverter supports 120V & 240V and has an exceptional 7200W output, allowing you to run almost any heavy household appliance, even a 3-ton central air conditioner. Triple the inverters for an incredible 21.6kW AC output, allowing you to live life to the fullest even during an outage. The electric generator achieves a total 7200W output even during charging.
- Strong Power Security. Scalable from one battery of 6144Wh, two days of essential power, all the way to 15, it multiplies the energy to a gigantic 90kWh. For a standard North American household, that's over 30 days of essential power secured.
- Customize Your Home Power. Use the EcoFlow app to priolritize specific circuits in your home, extending your backup even longer. For more than just blackouts, it intelligently analyses your home power usage to offset peak rates while utilizing solar to lower energy bills.
- Kindly remind that the product will be shipped in separate packages.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CQXM3NJL |
| Best Sellers Rank | #154,925 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #150 in Outdoor Generators |
| Item model number | EFYJ751-PCS-US |
| Manufacturer | ECOFLOW |
| Product Dimensions | 48.01 x 21.34 x 69.09 cm; 133.17 kg |

## Product Details

- **Brand:** EF ECOFLOW
- **Fuel type:** Electric
- **Power source:** Battery Powered
- **Recommended uses for product:** Residential
- **Wattage:** 7200 watts

## Images

![12kWh Power Station: DELTA Pro Ultra with Extra Battery, 120/240V 7200W AC Output, Lifepo4 Home Battery Backup Expandable to 90kWh, Solar Generator for Home Use, Emergency, Camping, RV - Image 1](https://m.media-amazon.com/images/I/6186ERCavML.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by H***T on 26 October 2025*

Fast delivery Ecflow delta 3 ultra pro converter not new infact Ecflow has the new delta 3 ultra X.

### ⭐⭐⭐⭐⭐ Review
*by E***S on 22 July 2025*

Very well packaged, everything works as described. Have not gotten an outage yet but tested the system to run the fridge and all is good. Setup and application installation was straightforward. Updated the firmware and seems to hold charge very well.

### ⭐⭐⭐⭐⭐ Review
*by B***W on 29 October 2025*

Was delivered on time and was easy to assemble. Charged great, but did not include the 30 amp RV plug and 30 amp wall connection. Had to purchase separately.

## Frequently Bought Together

- EF ECOFLOW 12kWh Power Station: DELTA Pro Ultra with Extra Battery, 120/240V 7200W AC Output, Lifepo4 Home Battery Backup Expandable to 90kWh, Solar Generator for Home Use, Emergency, Camping, RV
- EF ECOFLOW Smart Home Panel 2, the Center of the Whole-home Backup Solution, Compatible with DELTA Pro Ultra, DELTA Pro 3, Solars and Gas Generators
- EF ECOFLOW 400W Portable Solar Panel, Foldable & Durable, Complete with an Adjustable Kickstand Case, Waterproof IP68 for Outdoor Adventures

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**Shop now:** [https://www.desertcart.jp/products/729177952-12kwh-power-station-delta-pro-ultra-with-extra-battery-120](https://www.desertcart.jp/products/729177952-12kwh-power-station-delta-pro-ultra-with-extra-battery-120)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-08*