• BLUETTI B300 Expansion Battery | 3,072Wh
  • BLUETTI B300 Expansion Battery | 3,072Wh
  • BLUETTI B300 Expansion Battery | 3,072Wh
  • BLUETTI B300 Expansion Battery | 3,072Wh
  • BLUETTI B300 Expansion Battery | 3,072Wh
  • BLUETTI B300 Expansion Battery | 3,072Wh
  • BLUETTI B300 Expansion Battery | 3,072Wh
  • BLUETTI B300 Expansion Battery | 3,072Wh
    • BLUETTI B300 Expansion Battery | 3,072Wh
    • BLUETTI B300 Expansion Battery | 3,072Wh
    • BLUETTI B300 Expansion Battery | 3,072Wh
    • BLUETTI B300 Expansion Battery | 3,072Wh
    • BLUETTI B300 Expansion Battery | 3,072Wh
    • BLUETTI B300 Expansion Battery | 3,072Wh
    • BLUETTI B300 Expansion Battery | 3,072Wh
    • BLUETTI B300 Expansion Battery | 3,072Wh
    • BLUETTI B300 Expansion Battery | 3,072Wh

    BLUETTI B300 Expansion Battery | 3,072Wh

    4.9 (92 reviews) | Ask a question
    US$1,399.00
    US$1,399.00 US$1,699.00 - US$300.00

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    • Features with a 100W USB-C, a 12V/10A car output and a USB-A ports, you can use the B300 as a portable power station.
    • The smart MPPT inside of the B300 enables it to recharge quickly through solar power at a 200W maximum loading scale.
    • You can also recharge it by wall socket, car charging or lead-acid battery.
    • Car charging and lead-acid battery charging need to be realized through D050S.

    product:

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    30 Days Price Match Guarantee

    BLUETTI guarantees that we will refund you the difference if you find a lower price from us within 30 days of your purchase.

    Price Difference Refund Requirements:

    1. Valid purchase history within 30 days.

    2. Email us a screenshot of the lower price.

    3. Promotion period only.


    Free
    Local Shipping

    4-year Hassle Free
    Warranty

    Lifetime Customer
    Support

    Why
    Embrace Power Without the Strings
    With our solar power station, you're in control—enjoy power on your terms, with the flexibility to cancel your subscription whenever you choose.
    Energize Your Life, Not Your Expenses
    Our subscription is the gateway to simplified solar power—enjoy the benefits without worrying about the costs of ownership.

    Flexible Recharging

    You can recharge BLUETTI B300 quickly with 200W Max. solar input thanks to the built-in MPPT. Besides, it also supports AC, car, and lead-acid battery charging. The car and lead-acid battery charging need a D050S.
    bluetti b300 charging

    Versatile Power Source

    You can power your smartphones, laptops, fans, lights, refrigerators, microwave ovens, and so on with specific output port - the 100W USB-C, 12V/10A cigarette lighter, and 18W USB-A output ports.
    bluetti b300 outlets

    Expandable Battery Pack

    B300 has 3,072Wh capacity and over 3,500 life cycles with the LifePO4 battery cells, offering up to 80% of original capacity. Moreover, it will double, triple, even quadruple the total capacity with BLUETTI AC200MAX, AC200P, or AC300 series.
    bluetti b300 expansion battery

    Home Backup and Trip Power Bank

    Whether in a family gathering or camping trip, B300 will serve as your backup power supply or power bank. It powers your home and camping necessities well, and all you need to do is enjoy the good times.
    bluetti b300 home backup and trip power bank

    Other Top Rated Products

    PREVIEW


    BATTERY INFO


    Capacity:
    3,072Wh (51.2V, 60Ah)

    Type:
    LiFePO4 (Lithium Iron Phosphate)

    Life Cycles:
    3500+ Cycles to 80% Original Capacity

    Shelf-life:
    Recharge to 80% Every 3-6 Months

    Management System:
    MPPT Controller, BMS, etc.

    OUTPUT


    USB-C Port:
    1 x 100W Max.

    USB-A Port:
    1 x 18W USB-A

    12V DC Outlet*:
    1 x 12V/10A (Car Outlet)
    *All Regulated.

    INPUT


    AC Input:
    500W Max.

    Solar Input:
    200W Max., VOC 12-60VDC, 10A

    Car Input:
    12/24V from Cigarette Lighter Port

    Max Input:
    700W, With AC Adatper + Solar Input Simultaneously

    RECHARGE TIME


    AC:
    ≈ 6.5~7 Hours at 500W

    Solar:
    ≈ 15.5~16 Hours at 200W
    (With prime sunshine, ideal orientation and low temperature)

    12V/24V Car Outlet (100W/200W):
    ≈ 30 or 15 Hours

    AC + Solar:
    ≈ 5 Hours at 700W
    (With prime sunshine, ideal orientation and low temperature)

    Solar + Solar:
    ≈ 5 Hours at 700W (D050S DC Charging Enhancer REQUIRED)

    Dual AC:
    ≈ 5 Hours at 700W (Extra adapter REQUIRED)

    GENERAL


    240V Split Phase Bonding:
    Yes, work with AC300

    Pass-through Charge:
    Yes

    Weight:
    79.6lbs (36.1kg)

    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℃)

    Certifications:
    UL2743, UKCA, RCM, PSE, FCC, CE

    Warranty:
    48 Months (Enter to learn more about BLUETTI warranty policy)

    IN THE BOX


    Optional Accessories

    BLUETTI PV120/PV200/PV350 (Solar Panel)

    Learn more >

    D050S (DC Charging Enhancer)

    Learn more >

    T500 Adapter (AC Input)

    Learn more >

    User Manual

    BLUETTI B300 Expansion Battery | 3,072Wh User Manual

    Download Download Now >

    FAQS

    • Q1: How does the Bluetti subscription work?

      The Bluetti subscription allows you to pay a monthly fee for your AC180 Solar Portable Power Station. You can cancel whenever you like and return your AC180 Solar Portable Power Station with no hidden fees. We send you a shipping label (return costs on us), and you return your AC180 Solar Portable Power Station in the original packaging.
    • Q2: What’s included with the Bluetti subscription?

      The Bluetti subscription includes a brand new or like-new AC180 Solar Portable Power Station (normally a $999 product to purchase) and a warranty for as long as you keep your Bluetti subscription for any issues that may arise, with the exception of user error or gross negligence.
    • Q3: Is this the same as financing or a rent-to-own program?

      This is not a rent-to-own program. When you cancel your Bluetti subscription, you are required to return your AC180 Solar Portable Power Station. The goal of the program is to provide ongoing value through a variety of benefits as well as new future products, not to create more options to buy a AC180 Solar Portable Power Station.
    • Q4: Can I cancel anytime? Are there any hidden fees?

      Yes, you can cancel your Bluetti subscription at any time. No contract, hidden fees, or gotchas. We cover the return shipping label as well.
    • Q5: What if I want to upgrade my BLUETTI AC180?

      This is not a rent-to-own program, as our Bluetti subscription includes flexibility, service components, future upgrade opportunities, and a lifetime warranty. However, you may still contact us if you are interested in purchasing your AC180 Solar Portable Power Station, as we are often able to create an option where a portion of your monthly payments to-date can be applied as a discount against the listing price.
    • Q6: What if the BLUETTIE AC180 is damaged?

      Please contact us as soon as possible. We will work with you to evaluate the cause, and with the exception of intentional, excessive, or grossly negligent damage, we will ship you a new product or component and cover shipping fees in both directions. Depending on the degree of user fault, you may be charged for replacement components, parts, or shipping fees. If you’d like further assistance, feel free to contact us at support@fragile.co.
    • Q7: How do I track my order status?

      Updates are sent to the email address you used to sign up. This includes: order in review, order approved, tracking number received (at which point you can opt for additional delivery status updates), out for delivery, and order delivered. Text messages are also sent for the initial order request and delivery of your package. If you’d like further assistance, feel free to contact us at support@fragile.co.

    How-to

    A useful guide to making the most of it all.

    Product Application

    B300 Battery Module Tutorial

    How to connect AC300 with B300 Battery Modules?

    How to connect AC200MAX with B230 or B300 battery modules?