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Market-Leading 30-Day Returns Process.Read more about our Returns Policy here.
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The BLUETTI B500 Expansion Battery is designed to seamlessly expand the energy storage capacity of your BLUETTI EP800 or EP900 system. Ideal for home energy management, this battery allows you to maintain reliable power during unexpected outages or reduce dependence on the grid.
Featuring advanced LiFePO₄ (Lithium Iron Phosphate) technology, the B500 offers long-lasting performance, enhanced safety, and stability even in challenging conditions. Its self-heating function ensures optimal operation in cold weather, while the scalable design allows easy integration with multiple B500 units. With a 10-year warranty and lifetime customer support, the B500 provides dependable energy security for your growing household needs.
10-Year warranty covering defects in materials, workmanship, and performance
Free Shipping Across the United States.Read our full Shipping Policy here.
Market-Leading 30-Day Returns Process.Read more about our Returns Policy here.
Choosing the right retailer matters, especially for critical power and off-grid systems. Here’s what sets Energy Systems Central apart.
Yes. We provide free standard shipping on all orders shipped within the United States. Shipping costs are included in the listed price with no hidden fees at checkout.
Most orders are processed within 1 to 2 business days. Delivery times typically range from 3 to 7 business days depending on your location, carrier scheduling, and product size.
We offer a 30 day return window for eligible products that are unused and in original condition. Our support team will guide you through the return or exchange process if needed.
Absolutely. Yes. Our knowledgeable product specialists are available by phone, live chat, or email to help you select the right equipment for your application.
Most products include a manufacturer warranty, typically starting at one year. Warranty terms vary by brand and model and are listed on each product page.
Yes. We are an authorized retailer and only sell brand new, genuine products sourced directly from manufacturers or their approved distributors.
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