-50%
EcoFlow WAVE 2 Add-on Battery - ZYDKT210-EB
Original price was: £457.59.£228.80Current price is: £228.80.
Humless IP65 Certified 5kWh Lithium-ion Battery (LIFEPO4)
Original price was: £2,393.41.£1,196.71Current price is: £1,196.71.
EcoFlow DELTA 2 Max Smart Extra Battery – EFDELTA2MaxEB
Original price was: £915.19.£457.60Current price is: £457.60.
Description
EcoFlow DELTA 2 Max Smart Extra Battery – EFDELTA2MaxEB
EcoFlow DELTA 2 Max Smart Extra Battery Features:
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Convenient recharging DELTA 2 Max and its Extra Battery charge and discharge in unison. Whether you’re recharging DELTA 2 Max from solar panels, AC outlets, a vehicle, or our Smart Generator, the DELTA 2 Max Extra Battery will recharge alongside.
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Independent in emergencies The extra battery even recharges directly from EcoFlow’s Smart Generator without DELTA 2 Max. That’s more recharging options to fit any situation.
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LCD screen Get all the info on battery percent, time until full, time until empty, and more on the DELTA 2 Max Extra Battery LCD screen. Check the battery’s status anywhere on the EcoFlow app.
Specifications
| Product Name | EcoFlow DELTA 2 Max | |
|---|---|---|
| Capacity | Expandable from 2048Wh to 6144Wh | |
| AC Input | US | X-Stream 1800W, 15A |
| Solar Input | 1000W Max, 11V-60V, 15A ; 500W per port | |
| AC Output (×6) | US | 2400W (Surge 4800W), X-Boost 3400W |
| 120V~ 50/60Hz | ||
| DC Output | 2×USB-A / 2×USB-A Fast Charging / 2×USB-C (100W) / 1×Car Power Outlet / 2×DC5521 | |
| Battery | LFP chemistry, 3000 cycles to >80% capacity | |
| Connection | Wi-Fi & Bluetooth | |
| Version | 100-120V: US, JP | |
| 220-240V: EU, CN, Intl, UK, AU, KR | ||
| Dimensions | 497×242×305 mm (19.6×9.5×12 in) | |
| Weight | 23 kg (50 lb) | |
| Model Name | EcoFlow 160W Portable Solar Panel | |
| Unfolded Dimensions | 26.8*61.8*1.0 in (68*157*2.4 cm) | |
| Folded Dimensions | 26.8*16.5*1.0 in (68*42*2.4 cm) | |
| Weight | 15.4 lb (Solar Panel 11 lb) | |
| Warranty | 12 months | |
| Rated Power | 160W(±5W) | |
| Efficiency | 21%–22% | |
| Connector Type | Solar Connector | |
| Open Circuit Voltage | 21.4V (Vmp 18.2V) | |
| Short Circuit Current | 9.6A (Imp 8.8A) | |
| Cell Type | Monocrystalline Silicon | |
| Operating & Storage Temperature | −4°F to 185°F |
What’s In The Box
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DELTA 2 Max Smart Extra Battery
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DELTA 2 Max Smart Extra Battery Cable
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User manual & Warranty card
Product Manuals
✓EcoFlow DELTA 2 Max User Manual
Videos
What our Experts Think
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Significant Capacity Boost
Adds 2,048 Wh of storage to the DELTA 2 Max system, allowing expansion from ~2 kWh up to ~4 kWh with one module, or ~6 kWh with two modules. -
Durable LFP Battery Chemistry
Lithium Iron Phosphate cells rated for ~3,000 cycles to 80% capacity, providing long-lasting and reliable performance. -
High Input/Output Specs
Supports rapid charging and robust discharge: Input up to ~2,000 W, Output up to ~3,200 W. -
Plug-and-Play Integration
Connects directly with the DELTA 2 Max (and compatible DELTA 2 or DELTA Max units) for seamless expansion without replacing the main unit. -
Compact & Portable
Dimensions approximately 18″ × 9″ × 11″, weighing ~19 kg (~42 lbs), offering high capacity in a manageable form. -
Ideal Use Cases
Extends runtime for key appliances during outages, supports longer off-grid sessions, and allows the main unit to handle heavier loads.
Q&A
Q: What is the EcoFlow DELTA 2 Max Smart Extra Battery?
A: A high-capacity add-on battery designed to expand the runtime of the EcoFlow DELTA 2 Max portable power station, providing extended energy for appliances and electronics.
Q: What is the battery capacity?
A: This Smart Extra Battery adds up to 2 kWh of additional energy, effectively doubling the DELTA 2 Max’s runtime when paired.
Q: What are the main benefits?
A: Extended runtime, modular expandability, seamless integration, and safe battery management, perfect for emergencies, off-grid adventures, and long-duration power needs.
Q: Is it compatible with other EcoFlow devices?
A: It is specifically designed for DELTA 2 Max units and integrates seamlessly for extended operation.
Q: Where is it best used?
A: Ideal for home backup, RVs, camping, outdoor events, and emergency preparedness, providing reliable, portable energy wherever needed.
Maintenance Tips
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Maintain Optimal Charge: Keep the battery charged between 20%–80% to maximize lifespan; avoid extended full discharges.
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Store Correctly: Store in a cool, dry, and ventilated space (15°C–25°C / 59°F–77°F), away from heat, direct sunlight, or moisture.
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Inspect Connections: Regularly check terminals and connectors for dust, debris, or looseness; clean gently with a soft, dry cloth.
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Firmware Updates: Update battery firmware via the EcoFlow app to maintain peak performance and safety features.
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Check Physical Condition: Look for swelling, leaks, or external damage; discontinue use if any issues are detected.
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Safe Handling: Follow manufacturer instructions for connecting, transporting, and storing the battery to prevent short circuits or damage.
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Environmental Care: Avoid extreme temperatures, water, and high humidity to preserve battery health and efficiency.
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