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RV Marine Lithium Battery Expion360 Group 27 120Ah 12.8V EX-G27-120-XD

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Expion 360SKU: 08-6837

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Sale price$1,583.00 Regular price$2,205.00

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Description

The Expion360 Group 27 120Ah Lithium Battery is a premium extreme-density LiFePO4 deep cycle battery engineered for high-demand RV, marine, overland, van build, and off-grid power systems. Designed to deliver maximum capacity in a compact Group 27 footprint, this 12.8-volt lithium battery offers outstanding efficiency, durability, and long-term reliability.

Featuring 120Ah capacity (approximately 1536Wh) and 99% energy efficiency, this battery utilizes UL1642-recognized 4.0Ah stainless-steel encased cylindrical cells to deliver more power with minimal added size or weight. An integrated Battery Management System (BMS) provides advanced protection against over-charge, over-discharge, short circuit, and temperature extremes.

The battery is housed in a premium fiberglass-reinforced ABS plastic case with IP66 moisture protection, making it well suited for harsh marine and outdoor environments. Designed and engineered in the USA, the Expion360 extreme-density battery meets UL1973 compliance standards for safety and performance.
Manufacturer Part Number: EX-G27-120-XD


Key Specifications

  • Manufacturer: Expion360

  • Manufacturer Part Number: EX-G27-120-XD

  • Product Type: Lithium Deep Cycle Battery

  • Battery Chemistry: Lithium Iron Phosphate (LiFePO4)

  • Application: RV / Marine / Off-Grid / Overland

  • Voltage: 12.8 Volts DC

  • Capacity: 120 Amp Hours

  • Energy Efficiency: 99%

  • BCI Group Size: Group 27

  • Terminal Type: M8 Threaded Stud (Top Terminal)

  • Charge Temperature Range: 32°F to 140°F

  • Moisture Protection: IP66

  • Length: 11.93 Inches

  • Width: 6.81 Inches

  • Height: 8.82 Inches

  • Battery Housing: Fiberglass-Reinforced ABS Plastic

  • Marine Rated: Yes

  • Universality: Fully Universal


Features & Benefits

  • Extreme-density LiFePO4 lithium chemistry for maximum power in minimal space

  • 120Ah high-capacity output ideal for energy-intensive applications

  • Long cycle life with fast charging capability

  • Integrated Battery Management System (BMS) for safety and reliability

  • UL1973 compliant with UL1642-recognized Grade A cells

  • IP66 moisture resistance for marine and outdoor use

  • Maintenance-free operation with low self-discharge

  • Oversized terminal pads for secure, high-current connections

  • 360-degree mounting capability with optional tie-down accessories

  • Designed and engineered in the USA


Additional Information

  • Non-Returnable Item

  • Limited 12-Year Manufacturer Warranty

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