BLUETTI AC500 B300K | Home Battery Backup
In today’s world, having a reliable home battery backup system is essential for ensuring a continuous power supply during outages. The Bluetti AC500 B300K has emerged as a popular solution to meet these needs. This impressive device combines portability with high performance, making it ideal for both home and outdoor use.

Features of the Bluetti AC500 B300K
The Bluetti AC500 B300K offers an array of features that set it apart from other home battery backup options. With a powerful expandable capacity from 2,764.8Wh to 16,588.8Wh, this model is capable of powering multiple devices simultaneously, from essential appliances to outdoor electronics. The system supports fast charging and can be recharged through solar panels, making it both eco-friendly and efficient.
- Whether it’s keeping your food fresh, maintaining your work-from-home setup, or ensuring critical medical devices stay operational, it transforms your home into an energy-resilient fortress, ready for whatever comes your way.
- Home Backup
- Microwave (600W): 3.7 Hours
- Coffee Maker (800W): 33 Cups
- Electric Hammer (800W): 2.7 Hours
- Air Conditioner (8100BTU): 0.9 Hours
- Hair Dryer (1,300W): 1.7 Hours
- Off-Grid
- Microwave (600W): 3.7 Hours
- Coffee Maker (800W): 34 Cups
- Electric Hammer (800W): 2.8 Hours
- Air Conditioner (8100BTU): 0.9 Hours
- Hair Dryer (1,300W): 1.7 Hours
- RV
- Microwave (600W): 3.7 Hours
- Coffee Maker (800W): 34 Cups
- Electric Hammer (800W): 2.8 Hours
- Air Conditioner (8100BTU): 0.9 Hours
- Hair Dryer (1,300W): 1.7 Hours
- Professional Power
- Microwave (600W): 7.5 Hours
- Coffee Maker (800W): 67 Cups
- Electric Hammer (800W): 5.6 Hours
- Air Conditioner (8100BTU): 1.9 Hours
- Hair Dryer (1,300W): 3.4 Hours
- Home Backup
- Charge Your Power, Your Way
- AC Charging
Plug into a wall outlet and watch your AC500 come to life with lightning-fast 5,000W* charging. You’ll be ready for anything in less time than it takes to enjoy your lunch break.
* 3,000W Max. with 1*B300K, and 5,000W Max. with 2 or more B300K. - Solar Charging
Embrace clean, renewable power with an impressive 3,000W solar input. Turn sunlight into electricity and enjoy energy freedom like never before. - Dual Charging
Combine AC and solar for a whopping 8,000W input. It’s like filling two tanks at once, getting you back to full capacity in record time. - Car Charging
Never be left stranded again. The AC500’s car charging lets you top up your power station via a 12V/24V cigarette lighter port wherever the road takes you.
- AC Charging
- Run Your Entire Household with Confidence
Unleash the full potential of your power-hungry devices with robust 5,000W output. And effortlessly handle the demanding startup requirements of appliances like air conditioners, power tools, and large refrigerators. - Take Care of Your Heavy-duty Equipment
Thanks to the game-changing parallel connection, you can combine two AC500 units with up to 12 B300K batteries, unlocking a 240V output and an astounding 33,177.6Wh capacity. Slash your electricity bills, reduce grid dependence, and enjoy non-stop power for days on end. - Uninterrupted Outage Protection
With the AC500 system integrated into your home, you’ll have tons of energy to power your day-to-day living smoothly. From necessary appliances to critical devices like EV chargers, enjoy a steady and dependable energy flow that always has your back, no matter what. - Power in Hand – App Control
Whether you’re indoors or out, the intuitive app lets you gain insights into real-time power consumption, adjust operation modes, and even access firmware updates with just a few taps.

1. Bluetti AC500 Specifications
| OUTPUT | INPUT | ||
|---|---|---|---|
| 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. | AC Input | 3,000W Max. (With 1*B300S), 5,000W Max. (With 2 or more B300S) |
| Inverter Type | Pure Sine Wave | Solar Input | 3,000W Max., VOC 12-150VDC, 15A |
| Surge Power | 10,000W | Car Input | 12 / 24V from Cigarette Lighter Port |
| USB-C Port | 2 x USB-C 100W Max. | Maximum Input | 3,000W (With 1*B300K), 8,000W (With 2 or more B300K) with AC and Solar Input Simultaneously |
| USB-A Port | 2 x 5V/3A USB-A 2 x 18W USB-A | ||
| 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) | ||

| GENERAL | |
|---|---|
| 240V Split Phase Bonding Yes, with 2-12* B300K. | App Control Via WiFi & Bluetooth |
| Scalability Expandable W/Up to 6 x B300K Or 6 x B300S | Pass-through Charging Yes |
| Weight 66.2lbs / 30kg | Dimensions (L × W × H) 20.5 x 12.8 x 14.1in / 52 x 32.5 x 35.8cm |
| Discharging Temperature -4℉ to 104℉ / -20℃ to 40℃ | Charging Temperature 32°F to 104°F/0°C to 40°C |
| Storage Temperature -4℉ to 104℉ / -20℃ to 40℃ | Certification FCC, UL, TELEC, CE, NTC, RCM, LOA ICASA |
2. Bluetti B300K Battery

| BATTERY INFO | OUTPUT | ||
|---|---|---|---|
| Model | B300K | USB-A Port | 12W Max., 5V / 2.4A |
| Battery Type | LiFePO₄ (Lithium Iron Phosphate) | Capacity | 2,764.8Wh |
| Battery Capacity | 2,764.8Wh (51.2V, 54Ah) | ||
| Cycle Life | 4,000+ (80%) | ||
| GENERAL | |||
| Weight | 29.5kg (65.04lbs) | Dimensions (L × W × H) | 52.5 × 32.7 × 20.9cm (20.67 × 12.87 × 8.23in) |
| Charging Temperature | 0°C to 40°C (32°F to 104°F) | Discharging Temperature | -20°C to 40°C (-4°F to 104°F) |
| Storage Temperature | Up to 1 month: -20°C to 40°C (-4°F to 104°F) Up to 6 months: -20°C to 25°C (-4°F to 77°F) | Working Humidity | 5% to 95%RH |
| Charging Current | 60A Max. (Current may decrease outside specified temperatures) | Discharging Current | 70A Max. |
Why Choose the Bluetti AC500 B300K?
Choosing the Bluetti AC500 B300K for your home battery backup needs means investing in reliability and performance. Its compact and portable design allows for easy transportation, while the advanced battery technology ensures longevity and safety. With the increasing likelihood of power outages, having a dependable backup system like the Bluetti AC500 B300K can provide peace of mind and comfort in emergencies.
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