EcoFlow Extra Solar Deep Cycle Battery for Delta Max (DELTA2000EB-US)

Enhance your energy storage capacity with the EcoFlow DELTA Max Smart Extra Battery. Designed exclusively for the DELTA Max Portable Power Station, this high-capacity extra battery offers a powerful 2016Wh energy reserve—ideal for extended power outages, off-grid adventures, and backup systems. With the ability to connect up to two extra batteries, the DELTA Max system provides a scalable solution that adapts to your energy needs, ensuring reliable power wherever and whenever you need it.

Product Features

Extra 2016Wh Capacity

Expand your DELTA Max’s capacity to a maximum of 6048Wh by adding up to two Smart Extra Batteries. Perfect for prolonged blackouts or extended off-grid use, this upgrade ensures you stay powered up longer.

Customizable Power

Create a personalized power setup by connecting one or two extra batteries to your DELTA Max. Whether you’re preparing for an emergency or planning a camping trip, this scalable battery solution delivers maximum flexibility.

Charge Up in Less Than 2 Hours

Recharging is incredibly fast—fully recharge the DELTA Max and one Extra Battery in under 2 hours using high-speed 3600W charging with AC and solar inputs combined.

Multiple Charging Options

The DELTA Max Smart Extra Battery supports a variety of charging methods: wall outlet (AC), vehicle charger, EcoFlow Smart Generator, or solar panels, making it ideal for both indoor and outdoor use.

Power Almost Anything

The DELTA Max system powers up to 99% of home devices and supports up to 13 simultaneous connections. The extra battery increases runtime for all connected appliances without compromising performance.

Product Specifications

• Model: DELTA2000EB-US

• Battery Capacity: 2016Wh

• Cell Chemistry: NCM (Nickel Cobalt Manganese)

• Cycle Life: 800+ cycles to 80% capacity

• Net Weight: Approx. 18 kg

• Dimensions: 46.4 × 23.5 × 28.3 cm

• Charge Temperature: 0 to 45°C (±3°C)

• Discharge Temperature: -20 to 45°C (±3°C)

• Extra Battery Input Port: 50.4V, 1800W Max (supports X-Stream and solar dual charging)

• Extra Battery Output Port: 43V–58.4V, 3200W Max

• Smart Generator Support: Yes (sold separately)

• Shelf Life: 1 year (after full charge)

• Management Systems:

  • Battery Management System (BMS)

  • Over Voltage Protection

  • Overload Protection

  • Over Temperature Protection

  • Short Circuit Protection

  • Low Voltage Protection

  • Overcurrent Protection

• Certifications: UL, CE, FCC, ROHS, Telec

• Warranty: 24 Months Limited*

• What’s in the Box:

  • 1 × EcoFlow DELTA Max Smart Extra Battery

  • 1 × Extra Battery Cable

  • 1 × User Manual & Warranty Card

*Warranty is void in case of misuse, electrical damage, or use of third-party solar panels.

Important Notes

• This battery is only compatible with DELTA Max and not with the original DELTA or other EcoFlow models.

• Ensure both DELTA Max and the Extra Battery are powered off before connecting or disconnecting the cable.

FAQs

Q1: Can I connect more than one battery?
Yes, you can connect up to two Smart Extra Batteries to the DELTA Max for a total capacity of 6048Wh.

Q2: Does this battery increase device power output?
No. This battery increases energy capacity and run time but does not increase output wattage. The DELTA Max handles powerful devices up to 3000W with X-Boost.

Q3: Can I use this with the original DELTA model?
No, the DELTA Max Extra Battery is only compatible with the DELTA Max system.