Anker SOLIX F3800 Expansion Battery - 3840Wh | A1790111-85
Anker SOLIX F3800 Expansion Battery - 3840Wh | A1790111-85 is backordered and will ship as soon as it is back in stock.
Bulky & Extra Bulky Items
Please be aware that large, bulky items (large appliances, white goods, etc.) have a delivery charge of €29.99 for Bulky and €49.99 for Extra Bulky. Large bulky items will be delivered to your door on a pallet by a courier. At the present time the courier can not enter your premises so large bulky items will be left at the house door or the apartment block door. Thank you for your understanding.
Large Bulky items to EU countries have a delivery charge of €99.99
Also please note if you buy a Large Appliance such as a washing machine, fridge etc we offer a collection service for your old one free of charge
Description
Description
- 3,840Wh Long-Lasting LFP Battery
- Seamless Expansion for Anker SOLIX F3800
- 3,000 Life Cycles and 10-Year Lifespan
- Max expansion battery: 6
- AC Surge Power: 9,000W
- USB-A Output: 2× 12W
- USB-C Output: 3× 100W
- Car Socket Output: 1× 120W
- AC Input: 1,800W
- XT-60 Input (Solar): 2,400W
- Car Input: 120W, 12V / 24V
- Weight: 33 kg
- Dimensions (W x D x H): 39.3 × 35.5 × 26.2 cm
- 5-Year Warranty
Anker SOLIX F3800 Expansion Battery - 3840Wh

Thanks to the Anker SOLIX BP3800 Expansion Battery, the ultimate power solution is within reach for your Solix F3800 Power Station. With the capability to connect up to 6 additional batteries, this modular system offers an impressive total capacity of 26,800 Wh, providing you with prolonged power supply wherever you are.
The SOLIX F3800 Expansion Battery utilizes advanced LiFePO4 battery technology, ensuring a reliable and sustainable power source. Renowned for its long lifespan, safety, and environmental friendliness, this technology allows you to confidently enjoy your adventures, whether it's camping in the wilderness, traveling in a camper, or simply dealing with power outages at home.
This expansion battery comes with a convenient connecting cable for the Solix F3800 Power Station, allowing you to easily add extra power when needed.
Shipping & Delivery
Shipping & Delivery
We are pleased to offer FREE delivery on orders over €299.00 to anywhere in the Republic of Ireland and Northern Ireland, and our Click & Collect service is FREE on all orders. All items are shipped from the Athlone Warehouse in Co. Westmeath, Ireland so no import duties apply to the island of Ireland.
Delivery Costs to Republic of Ireland are €6.99 for orders Under €299.00
We are now delivering to Northern Ireland with all delivery costs equal to the Republic of Ireland.
Large Bulky Items
Please be aware that large, bulky items (large appliances, white goods, etc.) have a delivery charge of €29.99 for bulky items or €49.99 for extra bulky items to ROI
Returns Policy
Returns Policy
Due to our valued customer feedback, we have updated and improved our Returns Policy.
We now offer an exhange or refund on goods purchased online, and returned 14 days after purchase.
Reviews
Reviews
Frequently Asked Questions
Does Heavins.ie offer promo codes, first-order discounts, or free shipping?
Does Heavins.ie offer promo codes, first-order discounts, or free shipping?
Yes! We regularly run promotions including free shipping thresholds, limited-time discounts, and exclusive first-order coupon codes - Subscribe Here >
Can I recycle my old appliance or electrical item with Heavins.ie?
Can I recycle my old appliance or electrical item with Heavins.ie?
Yes, Heavins.ie is fully committed to environmental responsibility and participates in Ireland’s WEEE (Waste Electrical and Electronic Equipment) recycling scheme. That means when you buy a new electrical item from us, we offer free recycling of your old appliance or electrical item.
What happens if I need to return my order?
What happens if I need to return my order?
If you change your mind or need to return an item for any reason, we’ve got you covered with a comprehensive returns policy. Returns must be scheduled within 14 days of purchase, and the item must be returned in sellable condition, including original packaging where possible. Just contact our team to arrange a hassle-free return - Returns Policy >
Why shop with Heavins.ie?
Why shop with Heavins.ie?
Heavins.ie is a proud, 100% Irish-owned, family-run business based in Athlone. When you shop with us, you're supporting local jobs, local service, and a business that’s been part of the community for over 40 years.
We don’t just say we care - it’s recognised too. Heavins.ie was named Most Trusted Website of the Year and has won the Midlands Best Customer Service award, thanks to our focus on honest service, fast Irish delivery, and real customer care.








