B300K Expansion Battery | 2,764.8Wh | BLUETTI B300K Expansion Battery – 2,764.8Wh Power Backup with LiFePO₄ Technology

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$2,598.70
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$2,598.70
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Vendor : Bluetti

Product Type : Battery

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Customer Reviews

Based on 6 reviews
100%
(6)
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L
Lawrence Lesser
AC300+B300+B300+Solar Kit

Received my system from Bluetti a few days ago and I’m impressed by the quality as well as by the way it was packaged .As far as performance,I am learning more and more about Solar as I go along and I’m looking forward to good things from my system

L
Lawrence Lesser
AC300+B300+B300+Solar Kit

Received my system from Bluetti a few days ago and I’m impressed by the quality as well as by the way it was packaged .As far as performance,I am learning more and more about Solar as I go along and I’m looking forward to good things from my system

J
John Berrier

AC300+B300+B300+Solar Kit

L
Lonnie Sutton
power outage

power went out was able to power lights, star link and tv to keep up with weather

J
John Berrier

AC300+B300+B300+Solar Kit

BLUETTI B300K Expansion Battery – 2,764.8Wh Power Backup with LiFePO₄ Technology

Unmatched Power & Reliability for Your Energy Needs

The BLUETTI B300K Expansion Battery is engineered to provide exceptional power storage, whether for daily energy needs, emergency backup, or off-grid adventures. With a massive 2,764.8Wh capacity and over 4,000 life cycles, it ensures long-term reliability for home, RV, or outdoor use.

Why Choose the BLUETTI B300K?

✅ Massive 2,764.8Wh Capacity – Perfect for power outages, home backup, or off-grid living.
✅ Automotive-Grade LiFePO₄ Battery – Ensures enhanced safety, longevity, and efficiency for worry-free energy storage.
✅ Seamless Compatibility – Easily integrates with BLUETTI AC200L, AC200MAX, AC300, and AC500 power stations for a scalable energy system.
✅ Expandable Power Up to 16,588Wh – Maximize your energy storage when paired with the AC500, making it ideal for large-scale energy demands.
✅ Fast Charging Capability – When connected to AC300 or AC500, the B300K charges up to 80% in just 45 minutes, minimizing downtime.
✅ Standalone Power Hub – More than just an expansion battery, it features a USB-A port to charge smartphones, tablets, and essential devices on the go.
✅ Built to Last – Constructed with a durable aluminum casing, AI-powered Battery Management System (BMS), efficient cooling, and advanced wireless components for optimal performance.
✅ Eco-Friendly Impact – Every AC300/AC500 purchase contributes to BLUETTI’s Lighting an African Family (LAAF) Program, bringing solar-powered lighting to off-grid communities in Africa.

Key Specifications

🔋 Capacity: 2,764.8Wh
🔄 Battery Type: LiFePO₄ (4,000+ life cycles)
🔌 Compatibility: AC200L, AC200MAX, AC300, AC500 (P090D to P150D cable required for AC500, sold separately)
⚡ Max Expandable Capacity: Up to 16,588Wh with AC500
⚡ Fast Charging: 80% charge in 45 minutes (when paired with AC300 or AC500)
📱 Output Port: USB-A for direct device charging
🏋 Durability: AI-BMS technology, aluminum casing, advanced cooling

Who Should Use the BLUETTI B300K?

  • Homeowners looking for reliable power backup during outages
  • Off-grid enthusiasts & campers needing long-lasting energy storage
  • RV & van-lifers who want expandable power solutions
  • Emergency preppers seeking high-capacity, fast-charging backup power

Power Up Your Life with the BLUETTI B300K!

Whether you're preparing for emergencies, upgrading your home power system, or going off-grid, the BLUETTI B300K Expansion Battery delivers unmatched performance, reliability, and efficiency.
🔹 Order Now and experience next-level energy storage!

Order Confirmation:

As soon as you place your order, you will receive an order confirmation e-mail.  This means that we have received your order in our system and pre-authorized your credit card for the purchase.  As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment.  If your item is on backorder or unavailable, we will void the pre-authorization and reach out to you via e-mail.  If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment.

Order Shipment:

If your order is stock and we process the charges to your credit card, it will ship within five business days from the date of your order.  We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address your provide when checking out.  If you do not receive tracking information from us within six business days of your order, feel free to follow up with us at info@winchworld.net. Items over 120kg in weight may incur additional charges.

Damages:

Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery.  If your item(s) do arrived damaged, please send photos to info@winchworld.net and we will process an insurance claim on your behalf.

Cancellations & Refunds:

All orders cancelled after 48 hours are subject to a $20 administration fee, whether or not your order has shipped.  If you order has shipped, you (the buyer) will also be responsible for actual return shipping charges. Refunds will only be issued to the original credit card that you use when placing your order.

Customer Reviews

Based on 6 reviews
100%
(6)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
L
Lawrence Lesser
AC300+B300+B300+Solar Kit

Received my system from Bluetti a few days ago and I’m impressed by the quality as well as by the way it was packaged .As far as performance,I am learning more and more about Solar as I go along and I’m looking forward to good things from my system

L
Lawrence Lesser
AC300+B300+B300+Solar Kit

Received my system from Bluetti a few days ago and I’m impressed by the quality as well as by the way it was packaged .As far as performance,I am learning more and more about Solar as I go along and I’m looking forward to good things from my system

J
John Berrier

AC300+B300+B300+Solar Kit

L
Lonnie Sutton
power outage

power went out was able to power lights, star link and tv to keep up with weather

J
John Berrier

AC300+B300+B300+Solar Kit