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Mango Power E Expansion Battery – 3.5kWh Add-On Module

$2,999.00
$1,549.00
$2,999.00
$1,549.00
FREE SHIPPING

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We offer free shipping across the United States, with orders processed within 1–2 business days and delivered in about 4–7 business days. Every order comes with tracking and insurance, and our team is here to help if your package is delayed, lost, or arrives damaged. Returns are accepted within 30 days, with no cost for return shipping. Please ensure your shipping address is accurate to avoid delays. Refer to full policy here.

What is your Return Policy?

We accept returns within 30 days of delivery if items are unused, undamaged, and in their original packaging. Return shipping is free, and refunds are processed within 7 days after inspection to your original payment method. Defective, damaged, or incorrect items will be replaced or refunded at no cost, while change-of-mind returns may incur a restocking fee. Some items (custom, perishable, intimate goods, gift cards, software) are non-returnable. Refer to full policy here.

The Mango Power E Expansion Battery is built to increase the storage capacity of your Mango Power E portable power station. By adding this module, you can double your system’s total energy from 3.5kWh to 7kWh, giving you extended backup power for home emergencies, camping, and road trips.

Powered by premium CATL lithium iron phosphate (LFP) cells, this expansion pack delivers reliable performance with a cycle life of 6,000+ cycles (70% capacity retention). Its integrated Battery Management System (BMS) ensures safe charging and discharging, while the rugged design provides portability and long-term durability.

– Expandable energy – Adds 3.5kWh capacity, doubling Mango Power E storage to 7kWh.
– Premium LFP cells – Built with CATL lithium iron phosphate technology for safety and long cycle life.
– Advanced protection – BMS safeguards against over/under voltage, overcurrent, short circuit, and temperature extremes.
– Durable construction – Portable, IP21-rated housing for safe long-term use.
– Efficient performance – Supports charging rates up to 1.1C for faster recharge.
– Warranty coverage – 5-year product warranty plus a 10-year CATL battery cell warranty.
– Compatibility – Designed exclusively for the Mango Power E portable power station.

Trust Mango Power:
Mango Power develops advanced portable and home backup systems with premium LFP batteries, safety certifications, and long-term warranties. The E Expansion Battery extends your Mango Power system to deliver reliable off-grid and emergency power.

User Manual: 
Product Manual – Mango Power E Expansion Battery

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