EcoFlow Ocean 2 Battery Module 5 kWh – EF BD-5-S2
EcoFlow OCEAN 2 LFP Battery 5 kWh
Rated Capacity
- 5.02 kWh
Battery Type
- LiFePO₄
protection rating
- IP66
Communication
- CAN
EcoFlow OCEAN 2 LFP Battery 5 kWh
The EcoFlow OCEAN 2 LFP Battery 5 kWh is a battery module for the EcoFlow OCEAN 2 system. With a rated capacity of 5.02 kWh, LiFePO₄ cell technology, and CAN communication, it is designed for use within a structured energy storage solution.
The battery offers a rated charging power of 2.5 kW and a rated discharging power of 3.4 kW. With a IP66-protection rating, natural cooling, and an operating temperature range of -20 °C to 55 °C, it is suitable for flexible indoor and outdoor installation environments.

Advantages
Long-Lasting LiFePO₄ Battery
The OCEAN 2 battery uses LiFePO₄ cell technology and is designed for over 10,000 charge cycles.
Flexible Installation
The battery can be installed as a floor-standing unit with a stack of up to 6 batteries or mounted on a wall with a stack of up to 3 batteries.
Rugged for Indoor and Outdoor Use
IP66-Protection rating, natural cooling, and an operating temperature range of -20 °C to 55 °C support use in a variety of installation environments.
Comprehensive Battery Protection
The battery features protection against overcharging, deep discharge, overvoltage, undervoltage, overcurrent, short circuits, reverse polarity, overheating, and other protective functions.
Technical Specifications
| Specifications | EF BD-5-S2 |
|---|---|
| Battery Rated Capacity | 5.02 kWh |
| Battery Cell Type | LiFePO₄ |
| Rated charging power | 2.5 kW |
| Rated discharge power | 3.4 kW |
| Rated voltage | 400 / 800 V |
| Operating voltage range | 360–520 / 720–960 V |
| Dimensions (W×D×H) | 680 × 196 × 279 mm |
| Weight | 46 kg |
| Installation | Floor stand or wall mount |
| Operating temperature | -20 °C to 55 °C |
| Storage temperature | -25 °C to 60 °C |
| Max. operating altitude | 3,000 m |
| Relative humidity | 0% to 100% |
| Cooling method | Natural cooling |
| IP protection rating | IP66 |
| Theft protection | Supported |
| Communication Method | CAN |
scope of delivery
EcoFlow OCEAN 2 LFP Battery 5 kWh
- 1 × EcoFlow OCEAN 2 LFP battery 5 kWh
Technical Informations
Manufacturer information (GPSR)
Manufacturer
EcoFlow Inc.
RM 401, Plant #1, Runheng Industrial Zone, Fuyuanyi Road, Zhancheng Community, Fuhai Street, Bao'an District
Shenzhen, Guangdong
China
Responsible person in the EU
EcoFlow Europe s.r.o.
Doubravice 110
533 53 Pardubice
Czech Republic
Disposal of waste electrical and electronic equipment
Electrical appliances do not belong in household waste. You can return old appliances free of charge to municipal collection points or register them with us for take-back. The crossed-out wheelie bin means the appliance must be collected separately.
Returning batteries and rechargeable batteries
Batteries and rechargeable batteries do not belong in household waste. You are legally obliged to return used batteries — free of charge to us, to retailers or to municipal collection points. The crossed-out wheelie bin stands for separate collection; Pb means lead, Cd cadmium, Hg mercury.
Note: This product contains lithium batteries. Please follow the special instructions for safe handling and disposal — do not open, do not short-circuit, tape over the terminals before returning.
