Frequently Bought Together

Special Price
Total: US$0.00
Description

Price Range: 1249US$ – 1748.60US$

BLUETTI B300K Expansion Battery | 2,764.8Wh

UThe BLUETTI B300K Expansion Battery is a high capacity energy storage solution designed to significantly extend the runtime of compatible BLUETTI power stations in Jamaica. With a massive 2764.8Wh LiFePO4 battery, it is ideal for home backup, RV systems, off grid living, and long duration power needs.

🔋 2764.8WH High Capacity Energy Storage

The B300K provides substantial additional battery capacity for running essential appliances and electronics over extended periods. It supports refrigerators, freezers, fans, lights, Wi Fi routers, tools, and household devices during long outages or off grid use.

⚡ Designed To Expand Bluetti Power System

This expansion battery connects seamlessly with compatible BLUETTI power stations, including the AC300 series. It allows you to scale your energy storage as your power needs grow, making it suitable for both residential backup and mobile energy setups.

🌞 Solar Ready For Off Grid Power

The B300K supports efficient solar charging when paired with compatible BLUETTI systems. This makes it a strong option for solar powered cabins, RV installations, off grid homes, and users looking to reduce reliance on the grid.

🔌 Standalone Output For Essential Devices

In addition to expansion use, the B300K can function as a standalone battery. It includes USB ports and a 12V DC output, allowing you to power small devices even when not connected to a power station.

🛡 Long Life LiFePO₄ Battery Technology

Built with advanced LiFePO4 cells, the B300K delivers over 3500 charge cycles with high safety and stable performance. It is designed for years of regular use in demanding environments.

💼 Built for Heavy Duty Applications

Despite its large capacity, the B300K is engineered for portability and reliability. It is well suited for RV and van life, extended camping trips, home backup systems, off grid builds, and remote work sites.

Perfect For

  • Expanding home backup systems

  • RV, van life & off-grid living

  • Long camping trips

  • Powering multiple devices for extended hours

  • Solar storage setups

FAQs

What is the capacity of the BLUETTI B300K Expansion Battery and what can it power?

The BLUETTI B300K offers a large 2764.8Wh capacity, allowing you to power appliances like refrigerators, lights, routers, and laptops for extended periods. It’s ideal for home backup, RV systems, and off-grid setups. The actual runtime depends on your total power consumption.

Which BLUETTI power stations are compatible with the B300K expansion battery?

The B300K is designed to work seamlessly with compatible BLUETTI power stations, especially the AC300 series. It connects easily and expands your total energy storage instantly. Always verify compatibility with your specific model before purchasing.

Can the BLUETTI B300K be used as a standalone power source?

Yes, the B300K can function as a standalone battery with built-in USB ports and a 12V DC output. This allows you to charge small devices like phones, tablets, and routers without a main power station. For larger appliances, it should be connected to a compatible unit.

Is the BLUETTI B300K suitable for solar charging systems?

Yes, the B300K supports solar charging when paired with compatible BLUETTI systems. It’s perfect for solar-powered homes, RV setups, and off-grid living. This setup helps reduce reliance on traditional electricity sources.

How long does the BLUETTI B300K battery last over time?

The B300K uses LiFePO4 battery technology, offering over 3,500 charge cycles. This ensures long-term durability and consistent performance for years of regular use. It’s built for demanding environments and heavy-duty applications.

What are the main use cases for the BLUETTI B300K expansion battery?

The B300K is ideal for home backup systems, RV and van life, off-grid living, and long camping trips. It can power multiple devices simultaneously for extended hours. It’s also widely used in solar energy storage setups.

Can the BLUETTI B300K handle heavy-duty power needs?

Yes, the B300K is designed for high-demand applications when paired with compatible power stations. It can support multiple appliances and tools over long durations. This makes it suitable for both residential and commercial use cases.

Do I need to upgrade my power station to increase battery capacity?

No, the B300K allows you to expand your existing BLUETTI system without replacing your power station. It’s a scalable solution for growing energy needs. This makes it a cost-effective way to increase total storage capacity.

Additional information
Variations

B300K for Apex 300, B300K for AC300/200LB, 300K for
AC500

Product Overview

Product Overview

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, Apex 300 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.

Fast Charging Comes in Handy

When paired with the AC300 or AC500, this battery charges up to 80% in just 45 minutes, so you can get back to what matters without any significant interruption, your work, activities, or emergencies …whether you’re at home or on the go.

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.

Tech Specs

Tech Specs

Tech Specs

B300K

FAQs

FAQs

Q1: How to claim warranty?

Once you receive your product, please register to claim your warranty on our website.

Q2: Why doesn’t the B300K drain all its power?

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?

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?

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?

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?

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 ?

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 ?

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%?

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?

Yes, you can.

Product Details

Product Details

Download Product Details 

Reviews (0)
Ratings

0.0

0 Product Ratings
5
0
4
0
3
0
2
0
1
0

Review this product

Share your thoughts with other customers

Write a review

Reviews

There are no reviews yet.