BLUETTI AC500 + B300S | Home Battery Backup

The BLUETTI AC500 + B300S Home Battery Backup is a modular, high-capacity power solution designed to keep your home and essential devices running seamlessly during outages or for off-grid living. With a 5,120Wh capacity (expandable to 18,432Wh) and 5,000W continuous output, this system is a reliable and efficient energy solution for modern households, RVs, and off-grid enthusiasts.

BLUETTI AC500 + B300S Features

Modular Design with Expandable Capacity

The AC500 pairs with B300S battery modules to offer a scalable energy solution, starting at 5,120Wh and expandable up to 18,432Wh.

5,000W Continuous Output with 10,000W Surge

Power heavy-duty appliances, tools, or an entire home circuit with ease, thanks to its high power output and surge capabilities.

Fast Dual Recharging Options

Supports up to 8,000W of input power using dual AC and solar charging, ensuring minimal downtime.

Advanced MPPT Solar Charging

Accepts up to 3,000W of solar input for eco-friendly and cost-effective energy replenishment.

Seamless UPS Functionality

Automatically switches to battery power during outages to keep your essential devices running without interruption.

Smart App Control

Monitor and manage your power system remotely using the BLUETTI app for real-time updates, system control, and troubleshooting.

Durable LiFePO4 Battery Cells

Provides over 3,500 charge cycles for long-lasting, reliable performance and safety.

BLUETTI AC500 + B300S Applications

Home Backup Power

Maintain critical appliances like refrigerators, lighting, and medical equipment during power outages.

Off-Grid Living

Perfect for cabins, tiny homes, or RVs, providing sustainable energy independence.

Workshops and Job Sites

Run power tools, heavy-duty equipment, or off-grid workspaces efficiently.

Renewable Energy Integration

Pair with solar panels for a clean and sustainable energy system.

Emergency Preparedness

Be ready for natural disasters or extended outages with a reliable energy backup solution.

What's Included

Everything you need is included with your product.

BLUETTI AC500 Expandable Power Station

AC500 Expandable Power Station
15A AC Charging Cable
Solar Charging Cable (MC4 to Aviation Cable)
Car Charging Cable (Cigarrette Lighter-M to MC4)
User Manual
Warranty Card
QC Card

BLUETTI B300S Expansion Battery

B300S Expansion Battery
Battery Expansion Cable (P150D)
Solar Charging Cable (MC4 to XT90)
User Manual
User Manual
Warranty Card
QC Card

BLUETTI AC500 Expandable Power Station Specifications

Output Specs

Specification	Details
AC Outlets	3 x 120V/20A Outlets \| 1 x 120V/30A L14-30 \| 1 x 120V/30A TT-30 \| 1 x 120V/50A NEMA14-50 \| 5,000W in total.
Inverter Type	Pure Sine Wave
Surge Power	10,000W
USB Port	2 x 5V/3A USB-A \| 2 x 18W USB-A \| 2×USB-C 100W Max.
DC Outlets	1 x 12V/30A (RV Outlet) \| 1 x 24V/10A (Car Outlet) \| *All regulated.
Wireless Charging Pad	2 x 15W Max. (For Each)

Input Specs

Specification	Details
AC Charging Cable Input	4,500W Max. (W/ 1*B300S), 5,000W Max. (W/ 2 or more B300S)
Solar Input	3,000W Max., VOC 12-150VDC, 15A
Car Input	12/24V from Vehicle Cigarette Lighter Port
Maximum Input	4,500W (W/ 1*B300S), 8,000W (W/ 2 or more B300S) with AC and Solar Input Simultaneously

General

Specification	Details
240V Split Phase Bonding	Yes
App Control	Yes, Wifi&Bluetooth
Scalability	Expandable W/Up to 6 x B300S Or 4×B300
Simultaneous Recharge & Discharge	Yes
Weight	66.2lbs (30kg)
Dimensions (LxWxD)	20.5 in x 12.8 in x 14.1 in
Operating Temperature	-4-104℉ (-20-40℃)
Storage Temperature	-4-104℉(-20-40℃)
Certifications	UL2743, UKCA, TELEC, RCM, FCC ID, CE

BLUETTI B300S Expansion Battery

Battery Info

Specification	Details
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 Controller, BMS, etc.

Output

Specification	Details
USB-C Port	1 x 100W Max.
USB-A Port	1 x 18W
*12V DC Outlets**	1 x 12V/10A (Car Outlet) *All regulated.

Input

Specification	Details
AC Input	500W Max
Solar Input	500W Max., VOC 12-60VDC, 10A
Car Input	12/24V from Cigarette Lighter Port
Max Input	1,000W, with D050S DC Charging Enhancer

General

Specification	Details
240V Split Phase Bonding	Yes, Works with AC500
Simultaneous Recharge & Discharge	Yes
Weight	83.8lbs
Dimensions (LxWxD)	20.5 in x 12.5 in x 10.5 in
Operating Temperature	-4℉-104℉ (-20℃-40℃)
Storage Temperature	-4℉-104℉ (-20℃-40℃)
Certifications	UL2743, UKCA, RCM, PSE, FCC, CE

FAQs

How many B300S modules can I connect to the AC500?

Up to 6 B300S modules can be connected for a total capacity of 18,432Wh.

Can the AC500 + B300S power my entire home?

It is ideal for essential appliances and specific circuits. For whole-home backup, consider additional modules or systems.

Does the AC500 + B300S support app control?

Yes, you can monitor and manage the system using the BLUETTI app remotely.

What solar panels are compatible with the AC500 + B300S?

Any solar panels with MC4 connectors and a VOC range of 12–150V are compatible.

Can it charge and discharge simultaneously?

Yes, the AC500 + B300S supports pass-through charging.

BLUETTI AC500 + B300S | Home Battery Backup

BLUETTI AC500 + B300S Features

BLUETTI AC500 + B300S Applications

What's Included

BLUETTI AC500 Expandable Power Station Specifications

Output Specs

Input Specs

General

BLUETTI B300S Expansion Battery

Battery Info

Output

Input

General

FAQs

Manual

Portable Power Stations & Solar Generator Kits

BLUETTI AC500 + B300S | Home Battery Backup