BLUETTI B300K Expansion Battery | 2,764.8Wh
₱109,999.00
₱109,999.00
₱179,000.00
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We are so sorry that B300 will be postponed to 2022. Please click Here for more details. And check the latest estimated shipping date below:
- 1.Order Number before "BLUETTI-US12163": Shipped.
- 2. Order Number BLUETTI-US12164" to "BLUETTI-US15294":Will ship by February 12th.
- 5.The Rest Orders:Will ship by February 19th.
We are so sorry that B300 will be postponed to 2022. Please click Here for more details.
FREE D050S Estimated Delivery Time: Will be shipped in Early-December.
- 2,764.8Wh Capacity with 4,000+ Life Cycles: Perfectly designed for daily power needs or as a reliable backup during outages.
- Automotive-Grade LiFePO₄ Battery: Enjoy an extended lifespan and enhanced safety with cutting-edge battery technology.
- Seamless Compatibility: Effortlessly integrates with BLUETTI AC200L, AC200MAX, AC300, and AC500 power stations.
- Maximize Your Power: Expand up to a massive 33,177.6Wh when connected with AC500 for diverse energy needs.
- 3+1 Years Warranty: Long-term reliability guaranteed to ensure your battery is well protected.
- Standalone Power Source: Charge your essential devices anytime with the convenient USB-A Port.
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Notes:(To get the price differences for your order, the following requirements must be met)
1. Valid purchase history within 30 days.
2. Take a screenshot of the lower price and email us, we'll refund the differences as soon as we confirmed it.
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Power Expansion for Every Situation
The B300K adapts to your life, whether you're safeguarding your home during outages or powering an off-grid adventure. Stack multiple B300K batteries, or mix and match with B300, and B300S models for a customized energy solution that ensures you're never caught without power, no matter where you are.
*Need P150D to P090D cable to connect the AC500.

Great Compatibility for More Possibilities
The B300K seamlessly integrates with AC200L, AC200MAX, AC300, and AC500* power stations, giving you the flexibility to scale your energy setup as your needs grow. Whether you're prepping for more power at home or gearing up for your next adventure, the B300K has you covered.
* A P090D to P150D cable is required for connecting with AC500 and sold separately.

Built to Protect, Designed to Last
The B300K is designed to excel in safety and reliability. Featuring square LiFePO₄ batteries and cutting-edge AI-BMS technology, together with a robust aluminum casing, advanced wireless components, and efficient cooling fan ensure this battery stands the test of time, giving you a power source you can count on in any situation.

A Standalone Power Source, A Standout Performance
The B300K isn't just an add-on; it's also a versatile power hub. With a USB-A port, it's perfect for keeping your essentials like smartphones, tablets, or fans charged, whether you're ready to make an urgent call or message, eager to share beautiful moments with your friends, or try to stay cool while camping in a tent. Power is always within reach, wherever life takes you.

Specifications
PREVIEW
BATTERY INFO
OUTPUT
GENERAL
In The Box
User Manual
FAQS
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Q2: Why doesn't the B300K drain all its power?
A: The B300K retains a portion of its energy to prevent overdischarging, which helps protect the battery's lifespan and ensures long-term performance. -
Q3: Can I leave the battery uncharged after fully discharging?
A: No, it's important to recharge the B300K in time before the SoC drops to 1% to avoid potential damage. Additionally, ensure it's placed in an environment of at least 10°C (50°F) for at least 12 hours before recharging. -
Q4: Which BLUETTI power stations can work with B300K?
A: B300K is compatible with AC200L, AC200MAX, AC300, and AC500. When connecting to AC500, the P090D to P150D cable is required for connecting with AC500 and sold separately. -
Q5: Can I use the B300K alone?
A: Yes. B300K is a standalone power source with a 12W USB-A port. Note: The B300K can only be charged by connecting to the AC500/AC300/AC200L/AC200MAX -
Q6: Does the B300K support power bank mode?
A: No. -
Q7: How many B300K batteries can l connect with AC300? Can l mix B300K/B300/B300S?
The AC300 supports connecting with up to 4 B300 / B300K using the P090A cable. Note: The AC300 can mix and match with B300 and B300K. However, it cannot connect B300, B300K, and B300S batteries simultaneously. -
Q8: How many B300K batteries can l connect with AC500? Can l mix B300K/B300/B300S ?
The AC500 supports up to 6 B300K. The P150D to P090A cable is required for connecting the AC500 with B300K or B300K with B300S. The AC500 can mix and match with B300, B300S, and B300K, with up to 6 total battery packs. Note: For the combo with one AC500 unit, if B300 is included, up to 4 battery packs can be connected; if not, up to 6 packs can be connected. -
Q9: How many B300K batteries can l connect with AC200L? Can l mix B300K/B300/B230/B210 ?
A: The AC200L supports up to 2 B300K for up to 7,577.6Wh capacity using the P090D cable. Note: AC200L can only mix with B300 and B300K. -
Q10: How many B300K batteries can l connect with AC200MAX? Can l mix B300K/B300/B230/B210 ?
A: AC200MAX supports up to 2 B300K for up to 7577.6Wh capacity using the P090D cable. -
Q11:How long does it take to charge the B300K to 80%?
A: Connecting with AC300 / AC500, you can charge the B300K to 80% in 45 minutes using a 30A charging cable. Note: For reference ONLY. -
Q12:Can one AC200MAX expansion port connect to the B300K and the other to the B230/B210?
A: Yes, you can. -
Q13: If the B300K is mixed with other battery packs, can I monitor the status of different packs?
A: Yes. Connect it to the AC300 / AC500 / AC200L / AC200MAX, and you can control the system via the BLUETTI App at any time, from anywhere. -
Q14:Can I use B300K alone as a UPS?
A: No -
Q15: Can l use solar panels or car cigaretter lighter to charge B300K?
A: No. The B300K can only be charged by connecting to the AC500 / AC300 / AC200L / AC200MAX. -
Q16: Can I use or charge B300K in sub-zero temperatures?
A: Temperature ranges for B300K are: Charge: 0 to 40℃ (32 to 104℉); Discharge: -20 to 40℃ (-4 to 104℉); Storage: -20 to 40℃ (-4 to 104℉). Technically, it can power electrical devices under such situations, but please avoid charging it. -
Q17: How long can it run my device?
A: Running time = Battery capacity × DoD × η ÷ Device rated power DoD refers to Depth of Discharge and η is local inverter efficiency. For B300K, both DoD and η are 90%. If you run a 100W light bulb with it, the running time will be: 2,764.8Wh × 90% × 90% ÷ 100W ≈ 22.39hrs Note: The above data is for reference ONLY. -
Q18: Is B300K waterproof?
A: No. Also, please do NOT store it in a humid environment for a long time. -
Q19: Is it possible to replace the built-in battery?
A: No. If the battery pack is faulty or even dead, please contact BLUETTI Customer Service. -
Q20: How to access more tutorial videos for the AC300 / AC500 / AC200MAX / AC200L and B300K combo?
A: Follow BLUETTI Support on YouTube for more videos. -
Q21: Does the B300K have a Power Bank mode?
A: No.
How-to
A useful guide to making the most of it all.
