EWLI-12V300 LiFePO4 Battery GR 8D 12V 300Ah 0.83C

Enerwatt LiFePO4 Battery Group 8D 12V 300Ah 0.83C

The EWLI-12V300 is a large-format 12V 300Ah LiFePO4 battery in a Group 8D form factor — delivering 3.84kWh of usable lithium energy for high-capacity off-grid solar systems, large marine house banks, and serious backup power installations. With a 0.83C discharge rate (up to 250A continuous) and a built-in smart BMS, it is a reliable, long-life drop-in lithium replacement for Group 8D lead-acid batteries.

Key Features

• 12V 300Ah LiFePO4 — 3.84kWh of high-capacity lithium energy in a Group 8D form factor
• 0.83C discharge rate — delivers up to 250A continuous for high-demand loads
• Smart BMS — overcharge, over-discharge, short circuit, and temperature protection
• 2000+ cycle life — long-term reliable service vs. lead-acid alternatives
• Lightweight vs. lead-acid — significantly lighter than equivalent Group 8D AGM batteries
• Drop-in replacement — Group 8D form factor compatible with standard battery trays

Specifications

• Voltage: 12V
• Capacity: 300Ah (3.84kWh)
• Chemistry: LiFePO4
• Discharge rate: 0.83C (250A continuous)
• Form factor: Group 8D
• Manufacturer: Enerwatt

Ideal For

• Large off-grid solar energy storage systems
• Marine and commercial vessel house battery banks
• High-capacity backup power installations
• Drop-in lithium replacement for Group 8D lead-acid batteries

Ships from Thunder Battery — Canada's trusted energy storage dealer.