Bluetti B300 User manual

B300 Portable Power Station
Please read this manual before use and follow its guidance. Keep this manual for future reference.

User Manual
Please read this manual before use and follow its guidance. Keep this manual for future reference.

Contents
01. B300 Introduction ............................. 01
02. General Safety Instructions ...................... 02
03. What`s in the Box .................................. 06
04. APP User Guide ...................................... 07
05. Features of AC300 .............................. 11
06. Start up & Power off ............................ 12
07. User Interface ....................................... 13
08. How to Recharge AC300 (INPUT) ...........20
09. Discharge (OUTPUT) ............................... 25
10. UPS ...................................................... 28
11. Split Phase Bonding Function .................... 32
12. Technical Specification ............................ 33
13. Storage and Maintenance ......................... 36
14. Troubleshooting ..................................... 36
15. FAQ (Frequently Asked Questions) ............ 41
16. Declaration ............................................ 43

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1.BRIEF INTRODUCTION
Introduction
B300, extension battery pack owns 3072Wh capacity to support BLUETTI
AC230Max and AC300 series. With Split Phase Box(P030A), you can connect
two AC300 to double the output power and capacity at the same time! Boast
up to 6,000W of continuous power, 24.6kWh capacity in total, and 10.4kW of
groundbreaking solar input capability! This setup can be an emergency power
center and run your home essentials for over a week, or with enough solar
panels, you can even run your entire whole house, o-grid indenitely.
2.ABBREVIATION
● BMS: Battery Management System
● MPPT: Maximum Power Point Tracking
● DC: Direct Current
● PV: Solar Panel(s) Charging (Photovoltaic)
● Grid: Home Power Supplied by Utility
● T500: 500W Additional Adapter
● DOD: Depth of Discharge
3.SAFETY INSTRUCTION
● DO NOT place the power station near heat sources. It is prohibited to place
the equipment in an environment with flammable, explosive gas, or smoke. It
is also prohibited to operate the equipment in this environment.
● DO NOT attempt to replace the internal battery or any other component of
the equipment by anyone other than authorized personnel. There are no end-
user serviceable components.
● DO NOT operate in wet conditions. If the equipment becomes wet, please let
the unit dry completely before using.
● Please ensure proper ventilation while in use and do not obstruct fan
openings. Inadequate ventilation may cause permanent damage to the

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equipment.
● DO NOT stack anything on top of the power station while in storage or while
in use. DO NOT move the unit while operating as vibrations and sudden impacts
may lead to poor connections to the hardware inside.
● Warning: DO NOT insert foreign objects into any ports of the B300. Please
use carefully and keep children away from it.
● In case of fire, only a dry powder fire extinguisher is suitable for the product.
● For safety purposes, please use only the original charger and cables designed
for the equipment. We are not liable for damage caused by third-party
equipment and may render your warranty invalid.
4.BLUETTI APP
With BLUETTI App, the remaining capacity of B300 can be viewed remotely
only when B300 has been connected to AC300/AC200Max already.
Please turn to the AC300/AC200Max User Manual for detailed information.

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5.IN THE BOX
Standard Accessories
No. Category Quantity
1
B300 Portable Power Station
B300 Extension Battery
1
2
B300 Portable Power Station
Capacity Fusion Cable(P090A)
Connect B300 with AC300 or AC200Max to
share the capacity
1
3
B300 Portable Power Station
PV Input Cable
(MC4 - XT90) (10A, MAX 200W)
Charging B300 via solar panels with MC4
ports such as BLUETTI SP120 or SP200.
1
4
B300 Portable Power Station
User Manual
Please read the manual before use and
follow its guidance, keep this manual for
future reference.
1
5
B300 Portable Power Station
Warranty Card
Please keep this Warranty Card properly.
1

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6
B300 Portable Power Station
Certicate of QC PASS
1
7
B300 Portable Power Station
AC Adapter
Charging B300 via wall outlet at 500W Max.
1
Additional Purchase Accessories
Sold on BLUETTIPOWER.COM
No. Category
Optional
Input Cable
Car Charging Cable(Cigarette Lighter Port - MC4)
Charging B300 by vehicle, should work with default PV
charging cable.
Lead-acid Battery Charging Cable
Charging B300 via lead-acid battery, put the clamps on
the corresponding positive&negative poles of lead-acid
battery.
D050S Charging Kit(Including D050S, PV Cable, Car
Charging Cable, Lead-acid Charging Cable)
D050S - PV Module for extra charging methods on
7909(original AC) port.
Voltage limit: 12-60V Input: 500W Max

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Optional
Output
Cable
USB-C to USB-C Cable
Support 20V/5A, 100W power of output, ts most
appliances in the market with USB-C port.
Cigarette Lighter Port - 5521 Cable
Suit for 12V devices with 5521 input port such as router,
camera and etc.
6.LET`S GET STARTED
● Turn on the main power switch located on the back of B300.
● Power On: Short press of the power button. The power button indicator will
illuminate.
● Power O: Long press of the power button for 2 seconds. The power button
indicator light will turn o.
●The B300 will turn on automatically from Power O status when either grid
charging and/or PV charging voltage is applied to the unit.

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7.FEATURES
Ports
6
1
2
3
4
5
7
9
8
󲁵Battery Capacity LED
Show the remaining capacity of B300.
󲁷 12V/10A Cigarette Lighter Port
Output port for devices with corresponding
plug such as vehicle-use vacuum.
󲁹 USB-C (PD3.0, 100W) Output Port
Can be used via USB-C to USB-C cable to
charge most devices in the market such as
Pixel Phone, Macbook Pro at 100W Max.
󲁻 DC ON / OFF Button
To turn ON/OFF the output function of B300.
󲁽 USB-A (QC3.0) Output Port
USB-A ports supports QC3.0 protocol.
󲁿Power Button
To turn ON/OFF the B300, all the function will
be closed.
󲂁Battery Extension Port x2
The port to connect B300 with AC300/
AC200Max/B300.
󲂃 PV Input Port
To charge B300 via solar powers.
󲂅Charger Input Port
To charge B300 via vehicle, extra solar power,
lead-acid battery, AC adaptor. Suitable for
D050S.

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8.RECHARGE
Solar Charging
● Choose the solar panel with working voltage DC 10V-145V.
● Connect the solar panel to the product via solar charging cable included.
● Plug and play charging: it will start charging automatically after connecting
the solar
panel to the product even it is o status.
● Max. current of the solar is 15A
1
1
2
34
12 3 4
1
AC Charging
(CP1) (CP2)