BLUETTI Expansion Battery Packs - Expand Your Solar Power

In order to store and provide more electrical energy, BLUETTI has launched a range of expansion battery packs to choose from. Our hot-selling extra solar rechargeable battery packs include BLUETTI B300 expansion battery, BLUETTI B230 expansion battery, and more. Each model is engineered with specific capacity and weight specifications to meet diverse energy needs. Refer to the capacity, weight, and other indicators of BLUETTI expansion batteries to choose the model you need.

B80P
- Capacity: 806 Wh
- Life Cycles: 3,000+
- Charging Time: AC Adapter: 5 H (200 W Max.), Solar: 7 H (200 W Max.), Car: 5 H (200 W Max.)
- Total Outlets: 3
- Pass-through Charging: √
- IP Grade: IP65
- Weight: 9.9 kg (21.83 lbs)
- Dimensions: 290 × 207× 204 mm
- Compatibility: BLUETTI AC60P
- Warranty: 6 Years
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B210P
- Capacity: 2,150 Wh
- Life Cycles: 3,500+
- Charging Time: AC Adapter: 4.8 H (500 W Max.), Solar: 7 H (500 W Max.), Car: 10 H (200 W Max.)
- Total Outlets: 3
- Pass-through Charging: √
- IP Grade: IP65
- Weight: 27.9 kg (61.5 lbs)
- Dimensions: 416.6 × 282.4 × 269.5 mm
- Compatibility: BLUETTI AC200P L / AC240P
- Warranty: 6 Years
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B230
- Capacity: 2,048Wh
- Type: LiFePO4
- Life Cycles: 3,500+
- Outlets: 1*100W USB-C; 1*18W USB-A; 1*12V/10A Car Port
- Charging: AC:4.6 Hours(500W Max.); PV:7.0 Hours(500W Max. Via D050S); Car:10.0 Hours(200W Max.)
- Pass-through Charging: √
- Weight: 21.8 kg/48.0 lbs
- Dimensions: 420 ×280 ×228mm
- Compatibility: AC200MAX(Original Expansion); AC200/AC200P/EB150/EB240 (DC-DC Connection via D050S)
- Certifications: UL2743, UKCA, RCM, PSE, FCC, CE
- Warranty: 4 Years
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B300
- Capacity: 3,072Wh (51.2V, 60Ah)
- Type: LiFePO4 (Lithium Iron Phosphate)
- Life Cycles: 3500+ Cycles to 80% Original Capacity
- Outlets: 1*100W USB-C; 1*18W USB-A; 1*12V/10A Car Port
- Charging: AC:6.6 Hours(500W Max.); PV: 6.6 Hours(500W Max.);
- Car:15.8 Hours(200W Max.); AC+PV:3.5 Hours(1,000W Max.)
- Pass-through Charging: √
- Compatibility: AC500
- Weight: 38kg / 83.8 lbs
- Dimensions: 520×320×263 mm
- Operating Temperature: -20°C to 40°C (-4°F to 104°F)
- Storage Temperature: -20°C to 40°C (-4°F to 104°F)
- Certifications: UN38.3, FCC, UL, PSE, CE, RCM, LOA
- Warranty: 4 Years
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B300S
- Capacity: 3,072Wh (51.2V, 60Ah)
- Type: LiFePO4 (lithium phosphate)
- Lifespan: 3500+ cycles, reaching 80% of original capacity
- Socket: 1*100W USB-C; 1*18W USB-A; 1*12V/10A car charger port
- Charging: AC: 6.6 hours (max 500W); PV: 6.6 hours (max 500W);
- Car: 15.8 hours (max 200W); AC+PV: 3.5 hours (max 1,000W)
- Direct charging:√
- Compatibility: AC500
- Weight: 38 kg / 83.8 lbs
- Dimensions: 520×320×263 mm
- Operating temperature: -20°C to 40°C (-4°F to 104°F)
- Storage temperature: -20°C to 40°C (-4°F to 104°F)
- Certification: UN38.3, FCC, UL, PSE, CE, RCM, LOA
- Warranty period: 4 years
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B500
- Capacity: 4,960Wh
- Type: LiFePO4
- Noise: <25dB
- Cooling: Passive Cooling
- Pass-through Charging: √
- Compatibility: EP600, EP760, EP800, EP900
- Degree of Protection: IP65
- Weight: 58kg / 127.9 lbs
- Dimensions: 636x325x338 mm
- Operating Temperature: -20°C to 40°C (-4°F to 104°F)
- Storage Temperature: -20°C to 40°C (-4°F to 104°F)
- Compliance: UN38.3, CE, FCC, IC, ETL, NEMA-4X, CA65, RCM, JIS C8715−2
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What Is an Expansion Battery?

BLUETTI expansion batteries are portable external power units that boost your existing solar power generator or storage system. These batteries, when connected to a compatible solar generator, provide additional capacity so that your devices can run longer during outages or off-grid adventures. With a modular design, it really allows you to configure your energy system according to your specific power needs.
BLUETTI extra batteries offer reliable performance, seamless integration, and scalability for a truly personalized off-grid solution. They can be lithium portable power packs that you take with you when camping, or off-grid lithium battery banks for power outages. Enhance your energy independence with BLUETTI and experience extended runtime and improved appliance longevity.