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BigBattery ETHOS 20.2KWH (4 Module)

BigBattery ETHOS 20.2KWH (4 Module)

by BigBattery
Customers rate us 4.8/5 based on 247 reviews.
SKU K0951
$7,740.00 - $7,740.00
$7,740.00
$7,740.00 - $7,740.00
$7,740.00
Availability:
in stock, ready to be shipped

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Price Match Policy

Price Match

Here at OffGrid Living Solutions, we want to offer you the best prices online.

If you happen to find a lower price for the same product, we will guarantee to match their price or beat their price. Note, this does not apply to all products in the store. Please reach out to us via email or chat if you want a price match or price beat.

For the policy to apply, please send us a screenshot, link, or any other evidence of the product being priced lower than ours before making the purchase.

Refer to our Price Match Policy Rules.

Refunds & Returns Policy

At OffGrid Living Solutions, we are proud to have the best refund and return policies in the industry. If you’re not satisfied with your purchase for any reason, you may return it to us within 30 days for a refund.

If you have a problem with our order (there are missing components, damages, or the product is not functioning), please reach out to us as quickly as possible. Some of the problems can be resolved by going through the product manual or the product FAQs.

Refer to our Refunds & Return Policy for more details.

Shipping & Delivery

Order Processing

Once we receive your order, we will send you a confirmation email. Then we will process the order by confirming that the product is in stock and ready for shipment. If any of the items in your order are back-ordered, we will reach to you via email or phone and you may choose to either wait or receive a 100% refund.

Please allow 1-3 days for processing your order.

Shipping

We ship to the lower 48 continental United States only at this time.

Shipping times and shipping method will depend on the specific product and brand you purchase. If you have any shipping question, feel free to ask on the chat or email us at info@offgridlivingsolutions.com.

We will send tracking information by email the same day the shipping tracking number is created/available.

Before you sign the shipping bill, please THOROUGHLY INSPECT YOUR ITEM. Signing for the receipt of a damaged product removes the liability of the shipping company and OffGrid Living Solutions. Once you accept your shipment as non-damage, your item is your property.

Delivery time

Shipping Timeline listed above is an estimate. Please call or message the web chat for precise ETAs.

BigBattery ETHOS 20.2KWH (4 Module)

Description

REVOLUTIONIZING RESIDENTIAL ESS! BigBattery’s 48V ETHOS systems are here, and this 20kWh indoor configuration is the ideal solution for grid-tied power in your family home, cabin, or mansion, supported by UL certifications and state-of-the-art features.

The ETHOS System was built to be a versatile home power solution, with a stackable, modular design for easy expandability, and all hardware included to mount your ETHOS to your wall with an effortless installation. The ETHOS comes equipped with an IP65-rated casing, as well as an advanced BMS with auto cell-balancing to ensure long-lasting safety and reliability. Plus, its control box features an interactive LED display, along with CANBus and RS485 communication protocols, so you can always monitor the status and performance of your power.

But that’s not all. We pair our ETHOS with a cutting-edge 12000W Lux inverter, which features its own LCD touch screen display, 3 MPPT inputs, an integrated UPS module for seamless on and off-grid switching, and the ability to handle PV arrays of up to 18000W. Plus, through its smart load control, AC coupling abilities, and peak shaving function, you can meet your power needs and protect your home against unstable grids or rolling blackouts, while seeing huge savings each month on your electric bill.

Whether you’re looking to ensure emergency backup power is always available, or you’re looking to outfit your home with a powerful solar system, the ETHOS ensures reliable, efficient power delivery day in and day out, allowing you to save on utilities, or get rewarded for giving back to the grid through net metering programs and other tax incentives. Take control of your home’s power and shop the 48V ETHOS today!

Designed For 48V Applications

  • RESIDENTIAL POWER SYSTEMS
  • HOME SOLAR SYSTEMS
  • UL-CERTIFIED ESS
  • CABINS & TINY HOMES
  • FAMILY HOMES & MANSIONS
  • OFF-GRID HOMESTEADS
  • EMERGENCY POWER
  • WHOLE HOME BACKUP
  • LEAD ACID REPLACEMENT
  • INTENSE HEAT & COLD

Product Specifications

BigBattery ETHOS 20.2KWH (4 Module) Product Specifications

System Voltage: 48V
Nominal Voltage: 51.2V
Chemistry: LiFePO4
kWh Capacity: 10.24kWh
Ah Capacity: 200Ah
Charging Voltage Range: 55.6 - 57V
Max Charge Voltage: 57V
Operating Voltage Range: 48 – 57V
Suggested Low Voltage Cutoff: 48 – 50.8V
BMS Cutoff Range: 42 - 47V
Cell Configuration: 16S 2P
Max Continuous Discharge Current: 200A
Max Continuous Power: 10240W
Max Discharge Peak Current: 300A (Max 5 seconds)
Max Charge Current: 200A
Charge Temperature Range: 32°F - 113°F (0°C - 45°C)
Discharge Temperature Range: -4°F - 140°F (-20°C - 60°C)
Optimal Discharge Temperature Range: 59°F - 95°F (15°C - 35°C)
Storage Temperature Range (SoC >50%): -4°F - 113°F (-20°C - 45°C) (Max 6 months)
Weight: 273 lb (123.8 kg)
Depth: 6.7 in (170 mm)
Width: 26.5 in (674 mm)
Height: 43.3 in (1100 mm)
Max Connections: Up to (16) parallel connections per control box
Protection Rating: IP65
Communications: CANBus / RS485
Certifications: UL9540, UL9540a, UL1973, UN38.3, & CE

 

Kit Included

  • 1 × ETHOS Control Box
  • 4 × 48V ETHOS 51.2V100Ah Stackable Type
  • 1 × ETHOS Rack Base
  • 1 × Ethos Parallel Comm Cable 4.9 ft (1500mm)
  • 2 × Ethos Parallel Power Cable 4.9 ft (1500mm)

Product Manual

Spec Sheet Download: Click Here
Safety Data Sheet Download: Click Here

 

Product Warranty & Return Policy

BigBattery 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:

  • Real (10) Year Warranty

    All our batteries come with a 10-Year Full Repair/Replacement Warranty. If our batteries malfunction
    due to component or manufacturing error, the product will be repaired or replaced free of charge.

  • 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 Support@BigBattery.com.

  • 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.

  • Highest Quality Guarantee

    BigBattery 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.

  • Covered Products

    This Warranty covers all battery packs from the “Date Of Purchase” from BigBattery for 10 years and
    all accessories included for 30 Days.

  • Automated Warranty Registration

    No warranty registration is needed. Warranties are automatically recorded via an internal customer
    database via serial number and QR code.

  • Product Manuals & Specification Sheets

    BigBattery 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.

  • Domestic Warranty Claim Support

    To start a warranty claim, please email us directly at Support@BigBattery.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 BigBattery, 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 BigBattery. If the label is provided by BigBattery, 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.

  • 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.

  • 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.

  • 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 Support@BigBattery.com.

  • 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.

  • 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.

  • 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.

  • Limitation of Damages

    In no event shall BigBattery, Inc. be liable for consequential damages due to breach of this Warranty.

  • 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 BigBattery.

Rev. March 2023

Warranty Details

10-Year Repair/Replacement Warranty Coverage Details: BigBattery, 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 BigBattery batteries are designed to operate for a minimum of 10 years and require zero maintenance. Some BigBattery batteries can last up to 22 years depending on model, use case, and environmental variables.

BigBattery 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 BigBattery 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, BigBattery, 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 BigBattery, Inc. technician, or at an authorized BigBattery, Inc. service facility (unless directed otherwise in writing by a BigBattery employee).

For the first year, the expenses related to returning and repairing a defective part assumed by BigBattery, 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:

  1. On-site service calls from 3rd party.
  2. Damage resulting from misuse, abuse, accidents, alterations, use other than intended application, collision,
    dropping, or improper installation.
  3. Product was used out of specification, or undersized for the application.
  4. 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.
  5. Claims of diminished capacity of less than 12% in the first 5 years, or 25% from year 6 to the 10 year warranty period.
  6. Corrective work necessitated by repairs made by anyone other than a BigBattery, authorized service technician
     – if not previously advised by BigBattery Tech Support.
  7. Battery that has not been charged over a six month Batteries need to be charged regularly to maximize and
    maintain lifespan.
  8. Warranty will be void if battery is opened, disassembled, or improperly altered, unless explicitly directed by
    BigBattery for technical support.

Warranty Repair/Replacement Services

Contact BigBattery Tech Support, confirm the problem, and identify the solution with our team. If the battery needs to come back to BigBattery 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 BigBattery, BigBattery assumes all liability with their scheduled carrier for the safe transportation of this battery to and from our repair facility listed below:

Return Address:
BigBattery, Inc.
21314 Lassen Street
Chatsworth, CA. 91311

Return Packing Instructions

Customer must take pictures of the product(s) being returned prior to packing and email these pictures to Sales@BigBattery.com
prior to returning. Based on your pictures, BigBattery 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.
BigBattery 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 21314 Lassen St. Chatsworth, CA 91311.

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

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 BigBattery.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.

BigBattery 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 at Logistics@BigBattery.com 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 BigBattery, 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). BigBattery 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, BigBattery
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. BigBattery 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.

BigBattery 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?

Email us at shipping@bigbattery.com or call us at +1 (818) 280-3091.

End-of-Life Policy

BigBattery 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.

BigBattery seeks to remedy this problem.

Currently, BigBattery 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.

For questions, contact Sales@BigBattery.com or call us at +1 (818) 280-3091.

Product FAQs

BigBattery Frequently Ask Questions

Q1. Can your batteries be used in series?

A1. We no longer offer our batteries for use in series.

Q2. Do your batteries have a thermal management system?

A2. All of our batteries have a thermal management system that is controlled by the BMS (Battery Management System). This Thermal management system will not only prevent the battery from being used if the temperature is too high, but also if the temperature is also too low.

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