RIIO II 5kW 48V Off-Grid Energy System with LiFePO₄ Battery (15/20kWh) and 6kW Generator - No Solar Required
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Revolutionise Your Energy Supply with Off-Grid Generator-Powered Energy Storage System Use the this powerful and cost-effective off-grid battery storage system to store energy from your on-site energy sources, such as a generator and/or solar panels or wind turbine, and use the stored energy when you need it. The system comprises: 3x or 4x LFP48-100 48V 5.12kWh Wall-Mounted LiFePO₄ Battery (other battery capacities on request) 1x TBB RIIO II 48V 5kW Pure Sine Wave Inverter Charger 1x Complete set of cables, connectors, disconnectors, and accessories 1x Excel Power XL6000i 6000W Petrol Inverter Generator With 15–20kWh of battery storage and 5kW of continuous power, this system is ideal for keeping a business running in off-grid or backup scenarios. It can support equipment, tools, lighting, and other essential systems. It’s also well suited to off-grid homes, with enough capacity to run everyday appliances and heavier loads like washing machines and water pumps. The RIIO II 5kW inverter is AC-coupled and can charge the batteries from a generator. You can also add solar panels or a wind turbine later using an external charge controller. This flexible setup gives you a reliable power supply, helps you get the most from your energy sources, and gives you greater control and independence. The price includes a basic set of cables, protection disconnectors, and accessories required to create a fully operational system. User manuals and a connection diagram will be supplied with your order. Mounting not included – if you require a mounting system, select a suitable option here or contact us for advice. Ensure compliance with the latest safety standards When installing in or near residential premises, the installer must ensure that the battery installation complies with PAS 63100:2024 Electrical Installations – Protection Against Fire of Battery Energy Storage Systems for Use in Dwellings – Specification. Flexible and secure installation The ideal placement for lithium batteries is outside the home, away from living spaces. The batteries can be installed outdoors for maximum installation flexibility and to save time on fitting. Remote monitoring is also available via your smartphone or web portal. The system must be installed by a licensed electrician or technician in compliance with all applicable regulations and guidance. For residential properties, guidance here must be followed. Do you need installation service for your off-grid kit? We can arrange it. Just contact us at [email protected] or 020 8064 0335 for a tailored quote. Features Highly scalable: Up to 15 batteries can run in parallel, for expanded energy storage to meet large-scale demands. Extended lifecycle: Offers up to 6,000 cycles at 95% depth of discharge for long-term reliability. Advanced safety features: The battery management system protects against overcharging, over-discharging, high/low temperatures, and short circuits. Wall-mounted design: Supplied with a mounting bracket for neat, space-saving installation. Optimised performance: Features include cell balancing, current limiting, and smart charge control. Soft start: Protects the system from high inrush current during inverter startup. Smart monitoring: Remote access via Wi-Fi or Bluetooth with support for CAN and RS485 protocols for compatibility with most major inverter brands. TBB RIIO II 5kW Inverter Charger: A durable, transformer-based inverter charger built for backup, off-grid, and energy storage use. It features a programmable smart port and can charge from a generator or (with an additional charge controller) from solar panels or a wind turbine. Ideal for both fixed and mobile installations including off-grid homes, cabins, and remote sites. Excel Power XL6000i 6000W Petrol Inverter Generator: A premium portable generator offering a quiet and efficient power source. With a peak output of 6,000W (6.0kW) and a continuous rating of 5,500W (5.5kW), it's a reliable and cost-effective option for off-grid power or backup use. 5kW/15–20kWh ESS Specifications Storage capacity: 15–20kWh (depending on 3 or 4 batteries used) Nominal voltage: 48V Output voltage: 230V AC Continuous power: 5kW Surge power: 15kVA Battery chemistry: LiFePO₄ (Lithium Iron Phosphate) Battery capacity per unit: 5.12kWh usable Parallel capability: Yes, up to 15 batteries System type: AC-coupled with generator, optional solar/wind with external charge controller Generator input: Yes Solar/wind input: Optional via external controller What’s in the box 3 or 4 × Photonic Universe LFP48-100 48V 5.12kWh Wall-Mounted Batteries 1 × TBB RIIO II 48V 5kW Pure Sine Wave Inverter Charger 1 × Excel Power XL6000i 6000W Petrol Inverter Generator 1 × Basic installation kit including cables, battery fuses, KETO disconnector, and isolators User manuals and connection diagram Installation requirements This system must be installed by a qualified electrician or technician and comply with applicable regulations. If installing in a domestic setting, please follow PAS 63100:2024 guidance for battery safety and fire protection. Batteries are wall-mountable and suitable for outdoor installation, providing flexibility in positioning. If you're unsure where to install the system or need help choosing accessories or add-ons, contact us for tailored support. Need help with installation? Contact [email protected] or call 020 8064 0335 and we’ll connect you with a trusted installer in your area.
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