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The EcoFlow DELTA Pro 3 + DELTA Pro 3 Extra Battery bundle delivers a powerful, expandable energy solution designed for off-grid living, home backup, mobile work sites, and emergency preparedness.
With a combined capacity of 4096Wh, this system provides long-lasting power for high-draw appliances, tools, and essential household circuits — all without fuel, fumes, or noise.
| Base Capacity | 4096Wh |
| Battery Chemistry | LFP (Lithium Iron Phosphate) |
| AC Output | High-power inverter (suitable for heavy loads) |
| Smart Control | EcoFlow App |
| Capacity | Additional 4096Wh |
| Battery Chemistry | LFP (Lithium Iron Phosphate) |
| Connection | Dedicated EcoFlow expansion port |
Total runtime depends on the appliances being powered. With the EcoFlow DELTA Pro 3 (4096Wh) and one Extra Battery (4096Wh), the system provides approximately 8,192Wh of total energy. This is suitable for running essential appliances, tools, or electronics for many hours or even days depending on load.
Yes. The EcoFlow DELTA Pro 3 system is fully expandable. You can add additional DELTA Pro 3 Extra Batteries at any time to increase total storage capacity, allowing the system to grow as your power needs change.
Yes. This system is well suited for off-grid cabins, motorhomes, workshops, and home backup power. It can support high-demand appliances and provides a flexible, portable alternative to traditional generators.
Yes. The EcoFlow DELTA Pro 3 supports high solar input and can be charged using EcoFlow portable or fixed solar panels, making it ideal for off-grid and renewable energy setups.
No professional installation is required for basic operation. However, larger solar arrays or permanent installations may benefit from professional advice depending on your setup.
We get it. You've got a lot of choice when it comes to online retailers.
Here's why we think you should shop with us at The Off Grid Store.
We can deliver to almost anywhere in New Zealand, unfortunately there are a few exceptions such as Chatham Islands and for larger items and Great Barrier Island. Best prices online guaranteed.
30 Day Easy Returns. Not happy with your product, we'll take it back no
questions asked.
Great Service. We pride ourselves on the best service, anywhere.
Your Satisfaction Guaranteed. We handpick our products for quality, we
know you'll love them. But if there is ever something wrong, we'll fix it.
| Product | SI Metro | SI Rural | NI Metro | NI Rural |
|---|---|---|---|---|
| EcoFlow TRAIL Plus 300 | 25 | 35 | 20 | 30 |
| EcoFlow RIVER 2 | 35 | 45 | 25 | 35 |
| EcoFlow RIVER 2 Pro | 45 | 55 | 35 | 45 |
| EcoFlow RIVER 3 | 45 | 55 | 35 | 45 |
| EcoFlow RIVER 3 Plus | 45 | 55 | 35 | 45 |
| EcoFlow RIVER 3 Max | 45 | 55 | 35 | 45 |
Shipping times typically 2–5 working days depending on location.
The EcoFlow DELTA Pro 3 + DELTA Pro 3 Extra Battery bundle delivers a powerful, expandable energy solution designed for off-grid living, home backup, mobile work sites, and emergency preparedness.
With a combined capacity of 4096Wh, this system provides long-lasting power for high-draw appliances, tools, and essential household circuits — all without fuel, fumes, or noise.
| Base Capacity | 4096Wh |
| Battery Chemistry | LFP (Lithium Iron Phosphate) |
| AC Output | High-power inverter (suitable for heavy loads) |
| Smart Control | EcoFlow App |
| Capacity | Additional 4096Wh |
| Battery Chemistry | LFP (Lithium Iron Phosphate) |
| Connection | Dedicated EcoFlow expansion port |
Total runtime depends on the appliances being powered. With the EcoFlow DELTA Pro 3 (4096Wh) and one Extra Battery (4096Wh), the system provides approximately 8,192Wh of total energy. This is suitable for running essential appliances, tools, or electronics for many hours or even days depending on load.
Yes. The EcoFlow DELTA Pro 3 system is fully expandable. You can add additional DELTA Pro 3 Extra Batteries at any time to increase total storage capacity, allowing the system to grow as your power needs change.
Yes. This system is well suited for off-grid cabins, motorhomes, workshops, and home backup power. It can support high-demand appliances and provides a flexible, portable alternative to traditional generators.
Yes. The EcoFlow DELTA Pro 3 supports high solar input and can be charged using EcoFlow portable or fixed solar panels, making it ideal for off-grid and renewable energy setups.
No professional installation is required for basic operation. However, larger solar arrays or permanent installations may benefit from professional advice depending on your setup.
We get it. You've got a lot of choice when it comes to online retailers.
Here's why we think you should shop with us at The Off Grid Store.
We can deliver to almost anywhere in New Zealand, unfortunately there are a few exceptions such as Chatham Islands and for larger items and Great Barrier Island. Best prices online guaranteed.
30 Day Easy Returns. Not happy with your product, we'll take it back no
questions asked.
Great Service. We pride ourselves on the best service, anywhere.
Your Satisfaction Guaranteed. We handpick our products for quality, we
know you'll love them. But if there is ever something wrong, we'll fix it.
| Product | SI Metro | SI Rural | NI Metro | NI Rural |
|---|---|---|---|---|
| EcoFlow TRAIL Plus 300 | 25 | 35 | 20 | 30 |
| EcoFlow RIVER 2 | 35 | 45 | 25 | 35 |
| EcoFlow RIVER 2 Pro | 45 | 55 | 35 | 45 |
| EcoFlow RIVER 3 | 45 | 55 | 35 | 45 |
| EcoFlow RIVER 3 Plus | 45 | 55 | 35 | 45 |
| EcoFlow RIVER 3 Max | 45 | 55 | 35 | 45 |
Shipping times typically 2–5 working days depending on location.
