The Solar Step
5.12kWh Ecco Lithium Battery 51.2V 100AH Wall Mount (ME51100)
5.12kWh Ecco Lithium Battery 51.2V 100AH Wall Mount (ME51100)
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Title:
Ecco 5.12kWh 51.2V LiFePO₄ Battery – Wall Mount, WiFi BMS, 100A Output
Description:
The Ecco ME51100 Lithium Battery is a compact, modular 5.12kWh energy storage unit designed for scalable residential or small commercial solar systems. Using LiFePO₄ (lithium iron phosphate) technology, it offers long life, improved safety, and high energy density.
Ideal for wall-mounted installations or stacked mounting (up to 5 units), the ME Series supports up to 40 batteries in parallel, giving installers the flexibility to scale from 5.12kWh to over 200kWh as needed. A smart BMS with built-in WiFi and LCD local display allows for efficient system monitoring and seamless integration with most inverter brands.
Key Features:
Efficient Energy Storage
-Nominal Voltage: 51.2V
-Capacity: 100Ah
-Total Energy: 5.12kWh
-Continuous & Peak Discharge: 100A
-Charging Voltage: 58.4V (recommended)
Scalable & Modular Design
-Parallel support for up to 40 units
-Suitable for stacked, rack, or wall-mounted installations
-Vertical mount required for ME51300/ME51320 (not applicable here)
Smart BMS and Communication
-Built-in WiFi-enabled BMS with OTA capability
-CAN & RS485 support for integration with leading inverter brands
-LCD monitor for real-time local status display
Safety & Reliability
-Uses LiFePO₄ chemistry for maximum thermal stability and long cycle life
-Certified for safe operation under varying conditions
Product Specifications
-Dimensions: 442mm x 625.5mm x 177mm
-Weight: 45kg
-Protection Rating: Suitable for indoor wall mounting (exact IP rating not specified)
Compatible With
-Most hybrid and off-grid inverter systems from brands like Growatt, Deye, Victron, LuxPower, and more
Installation & Warranty
-5-Year Limited Warranty
-Installation must be completed by a licensed wireman or master electrician
-A valid COC (Certificate of Compliance) must be issued specific to the system
-Installations must comply fully with SANS 10142 standards
-Failure to provide supporting documentation may void warranty claims
Let customers speak for us
from 127 reviewsThis battery runs my lights, TV and decoder, Computer and monitor, speakers, internet, blender and all the other small draw items in my caravan. In 2 years I've had no problems and I'm happy. It's lying on the floor under the bed and being a LifePO I'm confident that it can't burst into flame and I sleep very well.
I'm traveling around southern Africa in the caravan and this is a very helpful power source, coupled with a 3000 watt inverter.
I do all my cooking on gas and stay in caravan parks which have electricity available, so I charge the battery through the inverter from the mains. Solar panels are big and clumsy to carry around - the smaller roll-up panels are not very efficient.
Received in time, installed and working very well.
As we were looking to purchase an inverter and a battery ,we were greeted via telephone, the salesperson was friendly and respectful,and helped us with all the info we required ,sent our invoice and payment was made...our tracking number has been recieved ....we will be dealing with The Solar Step again...thank your for the great service..
Thank you for the good service and speedy delivery.
Great value for money. This is the 3rd one we have fitted and they work great at half the price of the alternatives
Bought a 24v Ecco system from Solar step, good service and support.
I am very happy.
My Order was sent and delivered in supper quick time and everything was as ordered
Thank You Solar Step.
Super deal and service. Love it!
Recieved as ordered and in good condition.
Amazing deal inregards the Gelato 12.8V 120ah Lifepo4 battery.
Still can't find the correct blue tooth app to download.
Does anybody know ?
Thank you Solar Step for your great service and speedy delivery. Especially Luandro who is very helpful. They are highly recommended.
Bought a lithium battery W51100 online the response was excellent and it was collected the following day the staff was amazing with the communication all the way
Battery working fine. Thanks for the quick response and excellent service
So far so good. Eazy to install. Switching over is seamless.

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