Lithium Battery 5.12kWh Delong Top Energy 51.2V 100Ah | High Efficiency

Delong Top Energy Lithium Battery 51.2V 100Ah - 5.12kWh

A high-performance, scalable energy storage system, perfectly suited for self-consumption.

Equipped with latest-generation BYD prismatic lithium cells (100Ah – 51.2V), this DELONG TOP Energy 5.12 kWh battery offers excellent efficiency, high reliability, and extended lifespan. The BYD cells, designed by one of the world leaders in battery and electric vehicle technology, ensure maximum safety. The prismatic format, more compact and stable than cylindrical models, provides better thermal performance and optimized energy density. The ideal solution for efficient and durable solar installations.

This diagram shows the operation of a solar storage system with the Delong Top Energy 51.2V 100Ah – 5.12kWh lithium battery. Energy is supplied by solar panels, the grid, or a generator, then stored in the battery. A hybrid inverter converts this energy to power your devices: refrigerator, TV, air conditioning, oven, etc.

The battery acts as the energy core: it optimizes self-consumption, secures your installation during power outages, and reduces dependence on the grid. This system is suitable for homes, businesses, or remote sites seeking a reliable, durable, and high-performance energy storage solution.

Important notice for our customers in Belgium : An environmental fee of €144.50 excl. VAT will be applied to the purchase of each Delong Energy 5.12 kWh lithium battery. More information at the bottom of the page.

Ultra-fast and effortless installation

Thanks to its modular stacking design, easily adjust your storage capacity according to your energy needs.

The system installs in less than 5 minutes, with no technical complexity.

Battery Management System (BMS)

Ensures that cells remain within safe operating limits and reacts if any of them exceed these limits.

Balanced Power	Overcharge Protection	Short-Circuit Protection
Thermal Protection	Overvoltage Protection	Overcurrent Protection

Key benefits of the stackable Delong 5.12 kWh battery

• Ultra-fast installation: setup in under 5 minutes, no complex tools or specific technical skills required.
• Stackable modular design: easily increase storage capacity as your energy needs evolve.
• Space-saving: compact vertical format ideal for limited spaces or technical rooms.
• Simplified maintenance: each module operates independently, making replacement or addition easy.
• Maximum scalability: add modules at any time without modifying the existing installation.
• Wide compatibility: works seamlessly with most hybrid inverters on the market (Victron, WKS, Deye…).
• Enhanced safety: LiFePO4 technology with integrated smart BMS for full protection (overcharge, temperature, short-circuit).
• Reliability and durability: over 6500 cycles at 80% depth of discharge, more than 15 years of use.

Excellence of Grade A LiFePO4 Cells for Maximum Reliability

The batteries exclusively use Grade A LiFePO4 cells, carefully selected to ensure optimal performance and reliability. These lithium iron phosphate cells come from renowned manufacturers such as BYD, globally recognized for their expertise and the robustness of their products.

Using high-quality cells not only ensures maximum energy efficiency but also improves overall battery safety thanks to better chemical stability. Additionally, these premium components significantly extend battery lifespan, reducing long-term maintenance and replacement costs.

Thanks to this rigorous selection of materials, the batteries provide stable capacity, better tolerance to charge/discharge cycles, and consistent performance even under demanding conditions. This guarantees a reliable and durable solution, perfectly suited to the needs of the most demanding users.

Parallel Connection of Delong Top Energy Batteries

This diagram illustrates the parallel connection of multiple Delong Top Energy 51.2V 100Ah – 5.12kWh lithium batteries, allowing you to increase storage capacity according to your needs.

The modules are interconnected via busbars for the positive and negative terminals, ensuring balanced current distribution. The integrated communication system connects each battery to the inverter for intelligent and synchronized energy management.

Thanks to this stackable modular design, you can easily connect up to 16 batteries in parallel, providing over 80 kWh of storage without complex configuration. This architecture allows fast, scalable installation for both residential and professional setups.

Why choose this Delong solar battery?

Latest-generation LiFePO4 technology

Benefit from safe, stable, and ultra-durable lithium iron phosphate chemistry, with over 6,500 cycles at 80% depth of discharge — more than 15 years of daily use.

Ideal storage capacity

With 5.12 kWh, this battery perfectly covers residential self-consumption, grid backup, or off-grid site needs.

Scalable modularity

Thanks to its stackable design, easily connect multiple batteries in parallel to reach up to 80 kWh, without altering your existing setup.

Simple and quick installation

Compact format, plug & play connectors, installable in less than 5 minutes, no specific technical skills required.

Universal compatibility

Fully compatible with market hybrid inverters: WKS, Deye, Victron, and more.

Maximum safety and reliability

Integrated smart BMS: cell management, balancing, protection against overcharge, overheating, and short circuits.

10-year manufacturer warranty*

A battery designed to last, with a long-term warranty for complete peace of mind.

Modular Combination

Modular battery and inverter packs simplify installation, increase power and capacity, reduce cabling, lower costs, and provide a safer, aesthetically pleasing solution.

Applications of the Delong Top Energy 5.12kWh Battery

The Delong Top Energy 51.2V 100Ah – 5.12kWh lithium battery is ideal for many applications. It is perfect for residential solar self-consumption, storing energy produced by photovoltaic panels for evening use or low production periods. It also integrates well into backup systems, providing reliable power for essential equipment during outages.

For remote or off-grid sites, it provides stable and durable power for homes, cabins, or agricultural installations. It is also suitable for commercial or professional installations such as small offices, shops, or workshops, which want to stabilize consumption and reduce electricity costs.

This battery easily integrates into hybrid systems, combining solar, grid, and generator, to maximize autonomy and flexibility. It can also store energy during off-peak hours and release it during the day, optimizing electricity costs.

List of Compatible Inverters

Thanks to their wide compatibility, Delong batteries easily adapt to your existing installation for hassle-free use.

* Delong Energy Warranty Conditions

Delong Energy provides up to 10 years of warranty on its batteries:

• 1st year: Free battery replacement or refund in case of manufacturing defects.
• 2nd to 5th year: Free replacement of parts required to maintain optimal performance.
• 6th to 10th year: Free technical support for any questions or troubleshooting; part replacement may be chargeable.

Note:

• The warranty only covers manufacturing or quality defects.
• Damage caused by misuse, non-compliant installation, or accidents is not covered.
• Proof (photos, videos) may be required to claim the warranty.

For more information, visit the official Delong website: https://www.delongtop.com/support/

Important notice for our customers in Belgium: As part of our commitment to regulatory compliance and environmental responsibility in Belgium, we inform our customers that purchasing a Delong Energy 5.12 kWh battery is subject to a mandatory environmental fee. €144.50 excl. VAT must be added for each battery purchased, as a direct contribution to Bebat, the organization responsible for battery management in Belgium. This measure complies with Belgian environmental legislation. More information here Here is the reference list and the applicable fee! When purchasing a lithium battery, please add the following product Delong Energy Environmental Fee - 5.12kWh corresponding to the number of batteries you order. If not, we will recalculate and charge the amount after purchase.

Trust Delong Energy Expertise

Benefit from a reliable, innovative, and scalable solution to achieve your energy independence.
Request your personalized quote today and invest in a system designed for the future.

Delong Top Energy 5.12 kWh Lithium Battery FAQ (51.2V 100Ah)

1. What is the capacity of the Delong Top Energy battery?

The Delong Top Energy lithium battery has a capacity of 5.12 kWh, ideal for residential or professional solar energy storage.

2. What is the nominal voltage of this lithium battery?

This battery operates at a nominal voltage of 51.2 V, compatible with most hybrid inverters on the market.

3. What type of lithium battery is used?

It uses LiFePO₄ (lithium iron phosphate) chemistry, recognized for its safety, long lifespan, and high energy performance.

4. How many charge/discharge cycles can it handle?

The Delong Top Energy battery supports over 6,500 cycles, with a high depth of discharge of 95%, ensuring many years of reliable use.

5. What safety protections are included in the battery?

The integrated BMS (Battery Management System) protects the battery against overcharge, over-discharge, short circuits, and cell imbalance, ensuring safe usage.

6. What are the temperature ranges for charging and discharging?

• Charging: 0°C to +45°C
• Discharging: -5°C to +55°C. These ranges ensure stable performance even in demanding environments.

7. Can multiple Delong Top Energy batteries be connected together?

Yes, up to 3 batteries can be connected in parallel, for a total storage of 15.36 kWh, ideal for modular and scalable solar systems.

8. With which systems and inverters is it compatible?

The battery is compatible with most hybrid inverters and solar systems (Victron, SMA, WKS) thanks to the RS-485 and CAN communication integrated in the BMS.