EcoFlow Ocean 2 | 5.02kWh Battery | 15yr Warranty

EcoFlow PowerOcean 2 5.02kWh Battery Module

#3: 8221  

EcoFlow Ocean 2 Datasheet

EcoFlow Oceean 2 User Manual

EcoFlow App Manual

EcoFlow G-98 Certification

EcoFlow Warranty

The EcoFlow PowerOcean 2 5.02kWh Battery Module is a premium, high-voltage lithium battery designed for use with the EcoFlow PowerOcean 2 and PowerOcean 2 Plus hybrid inverter systems. Featuring a modular, stackable design, it allows homeowners to build a flexible battery storage solution that grows with their energy requirements.

With 100% Depth of Discharge (DoD), advanced safety technology and an industry-leading 15-year warranty, the PowerOcean 2 battery delivers exceptional performance, reliability and long-term value for residential solar energy storage.

Key Features

• 5.02kWh usable battery capacity
• Compatible with EcoFlow PowerOcean 2 and PowerOcean 2 Plus hybrid inverters
• Stackable modular design for easy expansion
• Supports up to 60kWh total storage capacity (PowerOcean 2 Plus systems)
• 100% Depth of Discharge (DoD) for maximum usable energy
• Advanced 10-layer battery protection system
• IP66 weatherproof rating for indoor or outdoor installation
• Wide operating temperature range of -20°C to +55°C
• 15-year manufacturer's warranty

Flexible Modular Expansion

The PowerOcean 2 battery system is designed to grow alongside your home's energy demands.

• PowerOcean 2 Systems: Support up to 6 battery modules connected to a single battery base.
• PowerOcean 2 Plus Systems: Support two battery stacks using the dedicated battery base and junction box, providing up to 60kWh of total energy storage.

The batteries are also cross-generation compatible with selected EcoFlow PowerOcean LFP batteries, allowing existing installations to be expanded with minimal disruption. When mixing PowerOcean 2 and earlier PowerOcean LFP batteries, a maximum of four batteries per stack is supported.

Advanced 10-Layer Battery Protection

Engineered for maximum safety and reliability, the PowerOcean 2 battery incorporates an advanced 10-layer protection system, combining passive and active safety technologies.

Passive Protection

• Aerogel thermal insulation
• Fire-resistant insulation
• FPC short-circuit protection
• Integrated fire protection module
• Explosion-pressure relief valve
• Robust aluminium alloy enclosure

Active Protection

• Continuous NTC temperature monitoring
• Intelligent Battery Management System (BMS)
• Multi-layer cell balancing protection
• Cloud-based BMS monitoring with early warning diagnostics

This comprehensive protection system helps maximise battery lifespan while providing outstanding safety throughout the product's lifetime.

Built for Long-Term Performance

Designed for demanding residential energy storage applications, the EcoFlow PowerOcean 2 battery delivers reliable performance in a wide range of environments. Its IP66-rated enclosure protects against dust and water ingress, making it suitable for both indoor and outdoor installations, while its 100% usable capacity ensures homeowners can make full use of every stored kilowatt-hour.

Technical Specifications

Please note: The PowerOcean 2 Plus range is currently not compatible with the EcoFlow Single-Phase Gateway.