48v 100ah Lithium Battery

Power your setup with our 48V 100Ah Caravan & RV Lithium Battery, engineered for RV and caravan owners who demand uncompromising performance, safety, and reliability. Designed to deliver serious power in a lightweight, space-saving form factor, this battery redefines compact energy storage for life on the road.

Whether you’re running air conditioning, an induction cooker, fridge, coffee machine, tools, or Starlink, our RV range delivers consistent, high-performance power, so you can enjoy the comforts of home, even in the most remote locations.

Key Features

• Compact Design: This battery fits seamlessly into tight spaces, making it ideal for caravans, motorhomes, 4x4's and off-grid living.
• Unmatched Safety & Performance: Built with premium, A-grade automotive cells.
• Inbuilt Protection: Equipped with a modified Heltech BMS and active balancer; the BMS safeguards against overheating, over-discharge and low-temperature cut-off.
• Australian Made: Certified Australian Made, our batteries are built in Brisbane and meet the highest standard of craftsmanship.

Dimension: 458mm L x 310mm W x 262mm H
Weight Approx: 50kg
Constant Discharge: 250A
Standard Charge: 50A
Max Charge: 100A

**Please Note - Installations are recommended to be completed by a qualified auto electrician. Dimensions shown in images are indicative only. Please refer to the Tech Spec sheet for measurements.*

Domestic Shipping

We offer free shipping on all orders over $1,000. We aim to dispatch all orders within 3 business days of order, where stock is available. For custom orders or backorders we’ll communicate directly with you within 2 business days of ordering.

All orders are shipped via TNT (FedEx) Road Express, which generally means:

• Next business day delivery between major cities
• Delivery within 2-7 working days elsewhere 

Our shipping insurance applies to approved shipping methods only, we encourage you to purchase additional shipping cover which is charged at 2.5% of the total cost of goods. This additional cover option secures a priority rebuild & express shipping of your order in the event of a shipping loss. By selecting this option, you are ensuring the goods are fully covered during transit and that Custom Lithium will fully cover the shipping and cost of repair or replacement of goods.

If this option is not selected, Custom Lithium is not liable for the delivery and state of goods as delivery is completed by third-party providers.

If there is an issue with your delivery or you suspect damage based on the state of the packaging, please take photos and DO NOT ACCEPT OR SIGN for the delivery of the items.

International Shipping

We are able to ship your order anywhere in the world, however, we require customers to organise their own freight for international orders. Please contact us if you wish to have your battery shipped overseas.