40Ah Lithium Battery Box – Portable Power Station (Yeti Case Build)

This custom-built 40Ah lithium battery box is housed in a rugged Yeti case, designed for portability, durability, and versatility in both outdoor and everyday applications. The system combines reliable power storage with multiple charging options, making it ideal for camping, overlanding, ham radio operations, emergency backup, or jobsite use.

Features:

• Battery: 40Ah Lithium Iron Phosphate (LiFePO₄) battery for long cycle life, lightweight design, and dependable power delivery.

• Enclosure: Yeti case housing for impact resistance, weather protection, and easy transport.

• Charging Options:

  • Solar Input Port – connect to a solar panel for off-grid charging.

  • AC Charging Port – recharge from standard wall power when available.

• Power Outputs:

  • (2) USB-C charging ports for fast charging of modern devices.

  • (2) USB-A charging ports for universal compatibility.

  • (2) Anderson Powerpole ports, perfect for powering ham radios and other 12V accessories.

• Controls & Monitoring:

  • Main On/Off master switch for total power control.

  • DROK digital power meter displays real-time voltage, current, and power usage.

  • Red LED light for discreet nighttime use without reducing night vision.

• Convenience Features:

  • Cord storage cubby (2” x 5”) built into the case for organized storage of charging cables.

  • Spare switch pre-wired for future expansion—ideal for adding a 12V accessory such as an LED work light, cooling fan, or additional radio gear.

Applications:
Perfect for camping, tailgating, fishing trips, ham radio field operations, off-grid living, storm preparedness, or any time you need reliable portable power.