Thunder Pro 51.2V 100Ah LiFePO4 Smart Battery with Display Screen, Active Balancing, Heavy-Duty Design
The MuscleGrid Thunder Pro 51.2V 100Ah LiFePO4 Smart Battery is a high-performance energy storage solution engineered for advanced solar and inverter systems. With a usable energy capacity of 5.12kWh, this battery delivers stable output, high efficiency, and long-term reliability for residential, commercial, and off-grid power applications. Manufactured using A-grade prismatic LiFePO4 cells, the Thunder Pro battery ensures superior thermal stability, consistent voltage delivery, and an extended lifespan of 6000+ charge cycles, offering significantly better performance compared to conventional lead-acid batteries. A key advantage of the Thunder Pro series is its built-in 1A active cell balancer, which continuously equalizes cell voltage during both charging and discharging. This active balancing technology improves battery efficiency, prevents cell imbalance, enhances safety, and maximizes overall battery lifespan—an advanced feature often missing in standard lithium batteries. The battery is equipped with an intelligent Smart Battery Management System (BMS) that provides comprehensive protection against over-charge, over-discharge, over-current, short circuit, and temperature fluctuations. The integrated display screen allows quick visual access to essential battery information such as voltage, state of charge, and system status. For seamless system integration, the Thunder Pro battery supports RS485 and CAN communication ports, enabling compatibility with most hybrid, off-grid, and solar inverters. Communication support allows real-time monitoring and optimized system control when connected to compatible inverter platforms or mobile applications. Designed with a heavy-duty metal enclosure, the battery is built for durability and long-term operation in demanding environments. Its maintenance-free design, fast charging capability, and high efficiency make it an ideal choice for home solar systems, inverter backup solutions, and professional energy storage installations. The MuscleGrid Thunder Pro 51.2V 100Ah Lithium Battery delivers advanced safety, intelligent performance, and long service life—making it a reliable and future-ready energy storage solution.
- ADVANCED BATTERY:51.2V 100AH LiFePO4 battery with smart display screen and active balancing technology for optimal performance
- POWER SPECIFICATIONS: Features 51.2V nominal voltage, 58.4V max charge voltage, and 43.5V cut-off discharge voltage for reliable operation
- CHARGING CAPACITY: Supports 50A standard charging current with max 100A charge and max discharge current of 200A for efficient power management
- MONITORING SYSTEM: Built-in display screen shows real-time battery status, with integrated Bluetooth connectivity for remote monitoring
- HEAVY-DUTY DESIGN: Robust construction with convenient carrying handles, complete with positive/negative terminals and comprehensive connection ports
- Maintenance-Free & Eco-Friendly – No watering, no gas emission, and no routine maintenance required; safer and more environmentally friendly than lead-acid batteries.
- Ideal for Solar & Backup Systems – Perfect for home solar systems, inverter backup, off-grid power solutions, telecom, and energy storage applications.
| Brand | MuscleGrid |
| Size | 55x28x18 cm |
| Voltage | 51.2 Volts (DC) |
| Item Weight | 60 Kilograms |
| Product Dimensions | 55D x 28W x 18H Centimeters |
1. General
Likely to stock accessibility. We are keeping up with exact stock depends on our site however occasionally there might be a stock disparity and we can not satisfy every one of your things at season of procurement. In this case, we will satisfy the accessible items to you, and get in touch with you concerning whether you would like to anticipate restocking of the put in a raincheck for thing or then again on the off chance that you would like for us to handle a discount.
2. Shipping Costs
We offer free shipping across India.
3. Returns
3.1 Return Due To Change Of Mind
If you are entitled to a replacement, we will replace the product.
You are qualified for returning of order inside 7 days from the date on which you received it with receipt or verification of procurement, we will process the returns. While returning, customer will bear the shipping charges from one side. It is advised to pack the product with all accessories that came along with the stabilizer to get full refund. If the product found to be used then customer will get the amount refunded as per the usage conditions. We will advise you whenever this has been finished through email. In case customer require reverse pickup services for refunds then he can get home pickup service which will be charged at 10% of the original invoice amount or actual shipping rates, whichever is higher. Nominal shipping rates are INR 100 per Kg.
4. Delivery Terms
4.1 Transit Time Domestically
In general, domestic shipments are in transit for 3 - 8 days.
4.2 Dispatch Time
Orders are usually dispatched within 1 - 2 business days of realization of the payment of order.
Our warehouse operates on Monday - Saturday during standard business hours, except on national holidays at which time the warehouse will be closed. In these instances, we take steps to ensure shipment delays will be kept to a minimum.
4.3 Change Of Delivery Address
For change of delivery address requests, we are able to change the address at any time before the order has been dispatched.
4.4 Items Out Of Stock
If an item is out of stock, we will wait for the item to be available before dispatching your order. Existing items in the order will be reserved while we await this item.
4.5 Delivery Time Exceeded
If delivery time has exceeded the forecasted time, please contact us so that we can conduct an investigation.
5. Tracking Notifications
Upon dispatch, customers will receive a tracking link from which they will be able to follow the progress of their shipment based on the latest updates made available by the shipping provider.
6. Parcels Damaged In Transit
If you find a parcel is damaged in-transit, if possible, please reject the parcel from the courier and get in touch with our customer service. If the parcel has been delivered without you being present, please contact customer service with next steps.
7. Duties & Taxes
7.1 GST
GST has already been applied to the price of the goods as displayed on the website.
8. Customer service
For all customer service enquiries, please What's App us at +91 9999036254 and we will help you on priority.
REFUND POLICY
Warranty Instructions
In case of any assistance needed, customer can email at info@musclegridindia.com and he will get a call back in 24 to 48 hours.
Replacement Process
In the event that your replacement demand is supported, we will start a pickup of customer’s old unit from a similar location as enlisted with us that is the location on which customer’s request was conveyed, pickup will be finished by our dispatch accomplices that will call the customer and will pick up the old unit from their location. When the old unit is picked up, customer can inform us and offer us the receipt given by the courier pickup person, when you submit us the receipt, we will organize to send new unit on a similar location and will inform you about the courier tracking. We give just 1 time replacement if there is any manufacturing defect in the unit. One side shipping cost is borne by the customer. We also offer premium service where he has the option to get it picked from his door step and that will be charged at 10% of the original invoice amount. All other replacements will be chargeable @ 25% of the first price tag, inside the guaranteed time frame or out of guarantee by and large.
