Portable 2764Wh Expansion Battery for Power Stations, LiFePO4 Backup for Off-Grid and Home Use

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Product Description

Portable 2764Wh Expansion Battery for Power Stations, LiFePO4 Backup for Off-Grid and Home Use

Expand Your Power Potential with the 2764Wh LiFePO4 Expansion Battery

Never worry about running out of power again with this high-capacity expansion battery. Designed to work seamlessly with compatible power stations, this 2764Wh battery offers versatile, reliable energy storage for all your needs. Whether you’re powering up appliances during an outage, going on a camping adventure, or off-grid living, this expansion battery guarantees continuous, safe, and efficient power. Equipped with cutting-edge technology and a robust design, it ensures your devices remain powered when you need them the most.

Key Features of the LiFePO4 Expansion Battery

  • Massive 2764Wh Capacity: This powerful battery gives you enough capacity to keep your essential devices running for hours. Perfect for home, outdoor use, or on the go.
  • Power Lifting Mode: Capable of supporting pure resistive loads up to 3,900W, this battery can easily power everyday essentials like hairdryers, coffee makers, or electric blankets.
  • Fast Charging Technology: The battery charges up to 80% in just 45 minutes when paired with compatible units, reducing downtime and ensuring quick power availability.
  • Flexible Power Setup: Stack multiple B300K batteries together or combine them with other expansion models (B230, B300S) to create a custom energy solution that grows with your needs.
  • Safe and Reliable: Built with top-tier LiFePO4 batteries, this unit ensures 4,000+ charge cycles and features advanced BMS technology to protect against overcharging, overheating, and overcurrent.
  • Versatile Connectivity: The unit includes multiple expansion ports and a USB-A port, offering you the flexibility to power various devices simultaneously, from small electronics to larger appliances.

Perfect for Outdoor Adventures, Power Outages, and More

This expansion battery is the ideal companion for a variety of scenarios. Whether you’re preparing for an emergency power outage at home, embarking on an outdoor adventure, or living off the grid, the B300K ensures you have reliable, sustainable power wherever you are. Its compact and stackable design makes it easy to transport, so you can take it anywhere—from your RV or camper to your weekend retreat in the mountains. When combined with solar panels, you can take advantage of renewable energy, ensuring that you are always connected to the power you need, no matter where life takes you.

Why Choose the 2764Wh Expansion Battery?

This expansion battery is designed to be the ultimate solution for those who demand more from their power sources. With its massive capacity, fast-charging capability, and ability to support high-power devices, it’s perfect for any situation where reliability and performance matter. Whether you’re dealing with an emergency, or simply need a portable energy source for your travels, this battery is engineered to perform. The added benefit of its long battery life and built-in safety features means you can rest assured knowing you’ll always have the power you need when you need it most.

Upgrade your energy setup with the 2764Wh LiFePO4 Expansion Battery. Whether you’re at home, on the road, or in the great outdoors, this powerful, reliable battery ensures your devices stay charged, and your life remains uninterrupted.

Shipping & Delivery

We ship orders to customers worldwide from our partner warehouses located in the United States, Europe, and Asia. Our goal is to deliver your order safely and on time with full tracking and clear communication at every step.

Order Processing Time

  • Processing time: 1–3 business days (Monday–Friday, excluding public holidays).
  • Orders placed after 2:00 PM local warehouse time are processed the next business day.
  • If an item is on backorder or requires special handling, we will email you within 1 business day with options.

Shipping Methods & Carriers

We use reputable carriers such as USPS and regional express partners. The carrier is selected automatically based on destination, package size/weight, and service level selected at checkout.

Shipping Costs

  • Shipping costs are calculated at checkout based on destination, weight/volume, and selected service.
  • Free standard shipping: Free shipping is available for all orders within the U.S.
  • Any promotional rates or free-shipping offers will be shown on the cart/checkout page.

Estimated Delivery Time (Business Days)

The timeframes below include transit time only and exclude the 1–3 day processing time. Actual delivery may vary due to customs clearance, carrier delays, or remote locations.

Destination Standard Expedited (if available)
United States (contiguous) 4–8 business days 2–4 business days
Canada 6–12 business days 3–6 business days
United Kingdom & European Union 5–10 business days 2–5 business days
Australia & New Zealand 7–14 business days 3–7 business days
Asia (major hubs) 5–12 business days 3–6 business days
Middle East 7–15 business days 4–8 business days
Central & South America 10–20 business days 6–12 business days
Africa 10–22 business days 6–12 business days
Remote/Outlying Territories Up to 25 business days

Note: These are estimates only. Weather events, customs, and carrier volumes may extend delivery times.

Customs, Duties & Taxes (International Orders)

Orders shipped outside the U.S. may be subject to import duties, VAT/GST, and customs fees imposed by the destination country. These charges are the customer’s responsibility unless stated otherwise at checkout. We cannot control or predict these fees. Customs clearance may cause delivery delays.

Tracking Your Order

  • A tracking number is emailed as soon as your order ships.
  • Tracking may take up to 24–72 hours to update after dispatch.
  • If you did not receive tracking within 3 business days of ordering, please contact us.

Multiple Shipments

To speed delivery, items in the same order may ship separately from different partner warehouses at no additional cost. You will receive a separate tracking number for each shipment.

Address Changes & Delivery Issues

  • Please verify your shipping address at checkout. We are unable to reroute packages once shipped.
  • If a package is returned due to an incorrect/undeliverable address or repeated delivery attempts, we can reship (additional postage may apply) or refund the item(s) less original shipping once returned to our warehouse.
  • For lost/damaged shipments, notify us within 7 days of the stated delivery date or damage discovery so we can file a carrier claim on your behalf.

Shipping Restrictions

  • We currently do not ship to P.O. Boxes, APO/FPO/DPO addresses.
  • Some oversized or fragile items may require special handling or may be unavailable in certain regions. Any such limitations will be noted on the product page.

Holiday & Peak Season

During peak periods (e.g., Black Friday/Cyber Monday, December holidays) and unforeseen events, carriers may experience delays. Please allow extra time for delivery during these periods.

Returns & Exchanges

For details on returns, exchanges, and refunds, please see our Returns & Refunds Policy.

Contact Us

If you have questions about your order or delivery, contact our customer support team:

We’re committed to transparent pricing, realistic delivery estimates, and prompt support. Thank you for shopping at VanDaniels.

Refunds & Returns

We want you to love your purchase from VanDaniels. If you are not completely satisfied, we are here to help. Please review our returns and refunds policy below to understand your options.

Eligibility for Returns

  • You may request a return within 30 days of delivery.
  • Items must be unused, in the original packaging, and in the same condition that you received them.
  • Proof of purchase (order number or receipt) is required.

Non-Returnable Items

Some types of products cannot be returned, including:

  • Clearance or final sale items (marked as such at the time of purchase).
  • Custom-made or personalized products.
  • Perishable or hygiene-sensitive goods (where applicable).

If an item is damaged or defective upon arrival, please contact us immediately for assistance.

Return Process

  1. Contact our support team at support@vandaniels.com or call +1 917 574 6753 to request a return authorization.
  2. Our team will provide you with a return shipping address and instructions.
  3. Securely pack the item(s) and ship them back to us within 7 business days of receiving the return instructions.

Return Shipping Costs

  • Customers are responsible for return shipping costs unless the return is due to our error (wrong, damaged, or defective item).
  • We recommend using a trackable shipping method, as we cannot guarantee receipt of your returned item without tracking proof.

Refunds

  • Once your return is received and inspected, we will notify you by email of the approval or rejection of your refund.
  • If approved, your refund will be processed within 5–10 business days to your original method of payment.
  • Depending on your bank or card issuer, it may take additional time for the funds to appear in your account.

Exchanges

We replace items only if they are defective or damaged. If you need to exchange an item for the same product, contact us at support@vandaniels.com.

Late or Missing Refunds

  • If you haven’t received a refund within 10 business days of approval, check your bank account and contact your credit card company or bank.
  • If you’ve done this and still have not received your refund, please contact us at support@vandaniels.com.

Contact Us

If you have questions about returns or refunds, reach out to our customer support team:

We are committed to transparent policies and customer satisfaction. Thank you for shopping with VanDaniels.

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