Big Battery 48V KONG ELITE – LiFePO4 – 300Ah – 15.0kWh
In Stock & Ready to Ship
All orders are shipped within 1-2 business days. Product ETA 7-14 business days.
Experience the pinnacle of solar and off-grid power solutions with BigBattery's best-selling product, the 48V 15 kWh LiFePO4 KONG Elite battery. Whether you're constructing an expansive solar system, transitioning your home or cabin to off-grid living, or seeking a reliable emergency power source, the KONG Elite is the ultimate answer to your needs.
Equipped with our advanced BMS (Battery Management System), the KONG Elite offers a wide temperature operating range, making it a reliable choice even for extreme winter conditions. The battery features brand new LiFePO4 cells that ensure exceptional performance and longevity. For your convenience, sturdy caster wheels are included, allowing you to effortlessly store and move your KONG Elite wherever it is needed.
With an impressive capacity of 300 Ah and a Continuous Discharge Current of 150A, this unit delivers efficient and safe power for all your home applications. Rest assured that the KONG Elite incorporates all the essential safety features you expect from a BigBattery battery. It offers comprehensive protection against Short Circuit, Over Current, Over and Under Temperature, and Over and Under Voltage scenarios, ensuring your power supply remains stable and secure in any situation.
Make the smart choice today and elevate your power system with the KONG Elite. Join the ranks of satisfied customers who have embraced this exceptional battery, and enjoy efficient and safe power for all your energy needs. Don't wait any longer—secure your KONG Elite battery now!
Specifications:
| SKU: | AKONG-48150-G1 |
| System Voltage: | 48V |
| Nominal Voltage: | 51.2V |
| Chemistry: | LiFePO4 |
| kWh Capacity: | 15kWh |
| Ah Capacity: | 300Ah |
| Charging Voltage Range: | 55.6 - 58.0V |
| Max Charge Voltage: | 58.8V |
| Operating Voltage Range: | 47.2 – 58.8V |
| Suggested Low Voltage Cutoff: | 47.2 – 50.8V |
| BMS Cutoff Range: | 42 – 47V |
| Cell Configuration: | 16S 2P |
| Max Continuous Discharge Current: | 150A |
| Max Continuous Power: | 7500W |
| Max Discharge Peak Current: | 350A (6 Seconds) |
| Max Charge Current: | 90A |
| Charge Temperature Range: | 0°C (32°F) / 55°C (131°F) |
| Discharge Temperature Range: | -20°C (-4°F) / 55°C (131°F) |
| Optimal Discharge Temperature Range: | 15°C (59°F) / 35°C (95°F) |
| Storage Temperature Range: | -5°C (23°F) / 35°C (95°F) (Max 6 Months) |
| Weight: | 600 lb (272.2 kg) |
| Depth: | 15 in (38.1 cm) |
| Width: | 25.5 in (64.8 cm) |
| Height: | 46.5 in (118.1 cm) |
| Safety Features: | Fuse (300A) & Battery Management System (Over/Under Voltage, Over Current, & Over/Under Temperature Protections) |
| Max Connections: | Up To (8) Parallel |
Shipping Policy:
Double-Check Your Address
To ensure that your package is properly delivered and that you receive your package within the time frames we advertise, please make sure that your address is correctly entered and includes all relevant and/or required information. The use of correct abbreviations, street numbers, building or apartment numbers, and route information (if applicable) is critical for ensuring timely delivery. We do not take responsibility for lost, misplaced, or incorrectly delivered shipments if the address information provided is incorrect or incorrectly entered at the time of purchase.
Per International Shipments
For international shipments, we do not ship to areas outside of the continental United States. If buyers wish to purchase our products in the USA for use in another country, they are responsible for arranging their own shipping from our facility in Chatsworth, CA to their end destination where the goods will be imported on behalf of the consignee/buyer. The consignee will pay the taxes & duties in addition with the purchase price of the goods.
Processing Time
After your payment is authorized and verified, standard online orders will take an estimated 7 – 14 business days to process and ship from our US facilities. When picked up by our logistics providers, these orders are subject to processing time(s) from said logistics provider that depend on a number of factors. Standard domestic orders in the continental United States are projected to take 7 – 14 business days to deliver. Depending on your geographic location in the United States, you should expect to receive your purchase from Build The Power.com at your provided address within 14 – 28 business days, excluding holidays. For more information, please check your email and use the tracking number pro- vided upon release from our US-based manufacturing facility.
Build The Power rates and prioritizes logistics carriers with the highest success of delivering our goods safely and on time. If you have any issues with our logistics providers, please let us know by emailing us to help us eliminate bad logistics carriers for future orders. As we strive to offer the best service, we appreciate this feedback to perfect our logistics process.
Shipping Rates & Timelines
Please note that orders may take 7 – 14 business days from the date that it is picked up from our US- based manufacturing facility, NOT from the date that it is placed. This will depend on the shipping method selected at checkout and final geographic destination of the order. When your order has been shipped from our facility, you will receive an email with tracking information. Alternative carriers may be selected at our sole discretion to meet shipping requirements. Your final shipping cost is displayed at the point of checkout on our website. For wholesale orders, logistic costs can be found on your invoice. Please contact your assigned B2B representative for any updates required.
Shipping Fees
Shipping fees are non-refundable. If you refuse any shipments from Build The Power, Inc., you will be held responsible for the original shipping charges, plus the costs associated for reverse logistics. This amount will be deducted from any credit issued.
Delivery Claims
If you are experiencing a non-delivery or your tracking information states that your package was delivered by the carrier but you have not received it; you MUST contact us within 10 days to file a claim. We will assist you in working with the carrier to complete the claims process and track down the order. Please note that claims can take up to 30 days to complete (depending on the shipping carrier used). Build The Power does not hold or accept responsibility for packages that have been reported as delivered by the carrier. We do not issue refunds or credits for packages that the carrier confirms as being delivered.
Out Of Stock Items
If your order includes multiple items and one (or more) of the items are out of stock, we will attempt to notify you, then ship the rest of your order, issuing a refund to your original form of payment for the item(s) not in stock.
Reserved Rights Regarding Shipping
While we will make every effort to accommodate your shipping and billing preferences, in order to protect our customers, Build The Power reserves the right to require customers to use a common shipping and billing address in the event we are unable to process an order or verify a shipping address pro- vided. Build The Power reserves the right to solely define, limit, refuse, and/or cancel orders from customers at any time due to:
- An irregular or excessive returns history involving worn, altered, laundered, damaged, or miss- ing items.
- Potential fraudulent or criminal activity.
Build The Power reserves the right to refuse service to any customer or entity, due to similar actions as noted above.
Have questions or need help regarding shipping?
End-of-Life Policy
Build The Power offers free recycling of all our lithium batteries!
Traditional battery recycling has not always been an easy process. People have often been forced to find a certified recycler and then pay for expensive shipping.
Build The Power seeks to remedy this problem.
Currently, Build The Power is the only US battery manufacturer that offers free recycling at the end-of-life of all our products. We are willing to help our customers ship our products back to our facilities and will recycle them at no extra charge to our customers.
We maintain a Zero Landfill Policy and have partnered with certified recyclers to make sure these bat- teries don’t end up in landfills.
Warranty and Return/Refund Policy:
Build the Power Warranty
In the unlikely event you are having an issue with one of our batteries, we have developed a straightforward Warranty & Return Policy servicing all customers in the USA:
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Real 10 Years Warranty
All our batteries come with a 10 YearsFull Repair/Replacement Warranty. If our batteries malfunction due to component or manufacturing error, the product will be repaired or replaced free of charge.
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Full Lifetime Tech Support & Customer Service
All batteries include a Free Lifetime Technical Support & Troubleshooting Service. If you have any questions or need any help, simply call us at 1-818-280-3091 from 9am – 5pm, Monday – Friday, or send us an email anytime at sales@buildthepower.com
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Free Repair & Replacement
All batteries are built to last a minimum of 10 years. We stand by the quality of our batteries. If any parts within our battery fail due to defects or manufacturing error within the next 10 years, we will fix or replace your battery free of charge. In addition, for the first year of the warranty we will even cover all shipping costs from/to your purchase address within the continental US.
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Highest Quality Guarantee
Build The Power utilizes Tier 1 cells to provide the highest quality lithium battery packs in the USA. Depending on the model, use case and environment, your battery is designed to last between 3,500 – 8,000 cycles when used as intended within our published battery specifications.
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Covered Products
This Warranty covers all battery packs from the “Date Of Purchase” from Build The Power for 10 years and all accessories included for 30 Days.
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Automated Warranty Registration
No warranty registration is needed. Warranties are automatically recorded via an internal customer database via serial number and QR code.
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Product Manuals & Specification Sheets
Build The Power provides a proprietary QR code on every battery. Scan this QR code with any phone to view the Product Manual and Product Spec Sheet for your specific battery model. Providing these documents to you in a digital format helps to protect our environment and provides you the most updated information on your product in real time.
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Domestic Warranty Claim Support
To start a warranty claim, please email us directly at sales@buildthepower.com to create a ticket. Include a written description of the problem and pictures if possible. Upon receipt, our Tech Support team will reach out to you within 24 – 48 hours to troubleshoot. If the battery has been purchased within a year if the issue being reported to Build The Power, you will be sent a Return Shipping Label at no cost. After the first year, you will have the option to pay for the shipping, or arrange your own shipping back to Build The Power. If the label is provided by Build The Power, please include a copy of this label in the return box or pallet when our 3rd party logistics provider arrives to pickup your return. All returns will be inspected prior to repair, replacement, or reimbursement, depending on the circumstances of return and availability of similar items. For detailed instructions, please review our Warranty Repair/Replacement Services section below.
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Returning Accessories
This Warranty includes a 30-Day replacement for all accessories (Anderson connectors, wiring, chargers, etc.) included with your battery. If product is not defective or damaged upon return, refunds will be offered based on the purchase price of the unit minus a 20% restocking fee.
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Change Your Mind
That’s OK! All our batteries come with a 30-Day money back guarantee. Returns will be subject to a 20% restocking fee. Call or email customer service for a free shipping return label.
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Non-Transferable
Our Warranty applies to the original owner. If you wish to transfer your Warranty to another party, you can do so within 30 days of your purchase by sending a Warranty Transfer Request to sales@buildthepower.com
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Return Hazmat Fee
Due to the shipping regulations of lithium batteries, please note that some battery returns may require special documentation and packaging, and these instances could encounter extra fees if a customer is attempting to return a battery not covered by our Repair and Replacement Policy.
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Battery Abuse Disclaimer
This warranty does not cover damages resulting from misuse, abuse, accidents, alterations, or improper charging/ installation of our product. Please scan the QR code on your battery and read the Manual prior to installation and charging. DIY modifications or damage due to gross negligence or abuse will void your Warranty.
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Fraud Protection
Repair, replacement, and refunds for your purchase will only be possible after your returned battery has been received and fully inspected at our facility.
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Limitation of Damages
In no event shall Build The Power, Inc. be liable for consequential damages due to breach of this Warranty.
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Customer Satisfaction
If buyers are not satisfied for any reason after speaking with Level 3 Tech Support and/or our Customer Service team, all original buyers may escalate dispute resolutions to our CTO for review. We aim to put our customers first, resolve any issues, and ensure that all customers are happy with their purchase from Build The Power.
Rev. March 2023
Warranty Details
10-Year Repair/Replacement Warranty Coverage Details: Build The Power, Inc. warrants the covered product to be free of all defects in material and workmanship for 10 years from the auto-registered date of purchase. This Warranty extends to the original buyer for the duration of 10 years.
All Build The Power batteries are designed to operate for a minimum of 10 years and require zero maintenance. Some Build The Power batteries can last up to 22 years depending on model, use case, and environmental variables.
Build The Power batteries are also guaranteed to hold a reasonable amount of capacity based on the time in service (see exclusion for details on limits). In the case of a diminished capacity claim, the customer has the option to return the battery to Build The Power for capacity testing. The battery will be fully bench tested to resolve the claim and a relevant full cycle test report will be provided to the customer. If the customer is deemed to be correct and the battery is diminished beyond the limits specified in the exclusion section, then the battery will be eligible for warranty resolution. The customer will not be responsible for the costs associated with testing regardless of the test results.
Within our 10-Year Warranty, Build The Power, Inc. will repair or replace, free of charge, any part proving defective in material or workmanship. All warranty repairs and service must be performed by an authorized Build The Power, Inc. technician, or at an authorized Build The Power, Inc. service facility (unless directed otherwise in writing by a Build The Power employee).
For the first year, the expenses related to returning and repairing a defective part assumed by Build The Power, Inc. within the Continental US include pickup, return shipping, repair, replacement and final shipping. This Warranty does not assume responsibility for disconnection, service interruption, or re-packing expenses per said return shipment. Customers with international warranty claims will need to cover the cost of shipping.
Warranty Exclusions
This warranty does not apply to any costs, repairs, or services for the following:
- On-site service calls from 3rd party.
- Damage resulting from misuse, abuse, accidents, alterations, use other than intended application, collision, dropping, or improper installation.
- Product was used out of specification, or undersized for the application.
- Environmental damage, including caustic substances, salty, or outdoor exposure unless the battery is specifically indicated to be for outdoor use on the Product Label or in the Specification Sheet or the Product Manual.
- Claims of diminished capacity of less than 12% in the first 5 years, or 25% from year 6 to the 10 year warranty period.
- Corrective work necessitated by repairs made by anyone other than a Build The Power, authorized service technician – if not previously advised by Build The Power Tech Support.
- Battery that has not been charged over a six month Batteries need to be charged regularly to maximize and maintain lifespan.
- Warranty will be void if battery is opened, disassembled, or improperly altered, unless explicitly directed by Build The Power for technical support.
Warranty Repair/Replacement Services
Contact Build The Power Tech Support, confirm the problem, and identify the solution with our team. If the battery needs to come back to Build The Power for repairs or parts replacement, Customer Service will offer to arrange to and from our repair facility.
The buyer is required to pack the product according to the directions provided by Customer Service. The buyer should carefully cover and pack the battery needing repair, preferably in the original packing materials, in the same format as previously delivered (box/pallet) together with a copy of the original purchase receipt. Please write descriptions and updated notes on the receipt to better assist Tech Support in processing your repair or replacement.
All emails, notes, and calls are saved to assist our team in providing a speedy resolution. If the shipping is arranged by Build The Power, Build The Power assumes all liability with their scheduled carrier for the safe transportation of this battery to and from our repair facility listed below:
Return Address:
Build The Power
312 W. 2nd St
Casper, WY 82601
Return Packing Instructions
Customer must take pictures of the product(s) being returned prior to packing and email these pictures to sales@buildthepower.com prior to returning. Based on your pictures, Build The Power will be able to hold the logistics provider responsible for any potential damages that could occur when the product is in transit.
Please safely pack your returned battery. Logistics carriers do NOT accept liability for unsafely packed batteries during transit. To eliminate damage in transit, please use the original box and foam inserts provided. If the original packing is not available, please pack your product in the same safe & secure format in which it was received via box/pallet for safe delivery to our repair center. Build The Power assumes full responsibility to return your repaired and/or replaced batteries back to you. Transit will occur between your physical address and our authorized service center located at Build The Power, 312 W. 2nd St Casper, WY 82601
Legal
This warranty shall be governed by and interpreted in accordance with the laws of the state of California. No employee or representative of the manufacturer is authorized to provide any warranty in addition to those made in this agreement.
Rev. April 2023
