BLUETTI B300S Expansion Battery | 3,072Wh

Flexible Recharging

BLUETTI B300S takes up to 500W AC, solar, or car charging. Combine AC with solar or car input, you can top up B300S in less than 3.5-4 hours with a maximum of 1,000W* input rate.
*The D050S DC charging enhancer is required.

Versatile Power Source

You can power your smartphones, laptops, fans, lights, refrigerators and more with specific outputs-100W USB-C, 12V/10A cigarette lighter, and 18W USB-A.

Responsive Even in the Cold

Waking up electronics on a freezing day may be time-consuming. But with the Temperature Adaptive Function, B300S will automatically heat up to work actively and smoothly as usual.

Expandable Battery Pack

As the companion battery pack to AC500, B300S has a capacity of 3,072Wh and lasts for 3,500+ cycles to 80% of its original capacity. Hook up 6*B300S with AC500, you'll get a powerhouse with 18,432Wh, enough to get you through a severe power outage.

• 3,072Wh LiFePO4 battery for over 3,500 life cycles.
• Standalone power station with 100W USB-C, 12V/10A car port and USB-A port.
• Flexible charging via AC, solar and car power sources.
• Responsive even in freezing days with Temperature Adaptive Function.
• Compatible with AC500 for a maximum of 36,864Wh capacity. (2*AC500+12*B300S)
  
  

  Flexible Recharging

  BLUETTI B300S takes up to 500W AC, solar, or car charging. Combine AC with solar or car input, you can top up B300S in less than 3.5-4 hours with a maximum of 1,000W* input rate.
  *The D050S DC charging enhancer is required.
  
  
  

  BATTERY INFO

  Capacity:

  3,072Wh (51.2V, 60Ah)

  Cell Chemistry:

  LiFePO4 (Lithium Iron Phosphate)

  Life Cycles:

  3,500+ Cycles to 80% Original Capacity

  Shelf-life:

  Recharge to 80% Every 3-6 Months

  Management System:

  MPPT Charge Controller, BMS, etc.

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  OUTPUT

  USB-C Port:

  1 x 100W Max.

  USB-A Port:

  1 x 18W

  DC Outlets:

  1 x 12V/10A (Car Outlet)
  *All regulated.

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  INPUT

  AC Input:

  500W Max.

  Solar Input:

  500W Max., VOC 12-60VDC, 10A

  Car Input:

  12/24V from Cigarette Lighter Port

  Maximum Input:

  1,000W, with D050S DC Charging Enhancer

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  GENERAL

  240V Split Phase Bonding:

  Yes, Works with AC500

  Simultaneous Recharge & Discharge:

  Yes

  Weight:

  83.8lbs (38kg)

  Dimensions (LxWxD):

  20.5 x 12.5 x 10.5in (52 x 32 x 26.6cm)

  Operating Temperature:

  -4℉-104℉ (-20℃-40℃)

  Storage Temperature:

  -4℉-104℉ (-20℃-40℃)

  Certification:

  UL2743, UKCA, RCM, PSE, FCC, CE

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Shipping Information

Return Information

30-DAY NO HASSLE Refund & Returns

If there's an issue with your product, we make refunds and returns quick and easy. To contact us, email support@roamingrig.com

More info on refunds and returns here

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase. Items that are not in this condition will not be accepted.

To start a return, you can contact us at support@roamingrig.com If your return is accepted, we'll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

Returns for reasons other than damaged items will require a 15-25% re-stocking fee, this depends on the size and freight cost of the item to ship back, we sell large items and shipping can be costly.

Returns/Cancellations after the item has shipped will also incur a 15-25% fee charged to you, as freight costs can be high for our products.

If your return is outside of the 30 day return period, your item will not be accepted.

You can always contact us for any return questions at support@roamingrig.com.


Damages and issues

Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item so that we can evaluate the issue and make it right.

Items that are damaged must be communicated to us within 24 hours of receiving the item.

Please note that if items have been taken out of the packaging and/or installed, returns may be voided depending on the manufacturer.

Some of our manufacturers do not accept returns for specific items, this must be considered when purchasing.

Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.

Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.

Orders are processed within 72 hours. We do our best to ship as quickly as possible. You can expect delivery within 7 to 14 business days from order to delivery (US). For more info please see our Shipping policy.

Larger Freight items: Shipping times depend on the destination & the size of the order. Please contact us for shipping time estimates or for a custom freight quote.

Full Manufacturer warranty included.

100% protected against defects or malfunctions with full manufacturer warranty.

Our dedicated customer service team is always available to assist you with help locating warranty information for any product, ensuring a smooth resolution process.

We have a dedicated team of solar professionals standing by to help you navigate the world of solar with ease. From selecting the perfect solar kit to installation and beyond, we provide support and expertise at every step of the journey.

If you need help with ordering, shipping, troubleshooting, expanding your system, warranty issues, or anything else you have questions about for as long as you own your equipment, we’ve got you covered.