12.8V 6Ah LiFePO4 Deep Cycle Battery

A lighter, longer-lasting drop-in replacement for your 12V SLA battery.

This Mach 1 12.8V 6Ah LiFePO4 battery delivers stable, reliable power for RVs, boats, scooters, and backup power systems. Built with lithium iron phosphate cells, it offers a longer lifespan and lighter weight than traditional sealed lead acid batteries, with no modification needed for a direct swap.

Key Features

• Advanced LiFePO4 chemistry — stable power output, enhanced safety, and long cycle life
• 8-10x longer lifespan than SLA batteries — fewer replacements, better long-term value
• High energy density, lightweight design — double the usable power at a fraction of the weight
• Drop-in SLA replacement — compatible with a wide range of 12V devices and systems
• Built-in BMS protection — guards against overcharge, over-discharge, overcurrent, and short-circuit
• Maintenance-free and eco-friendly — no acid, no leaks, no upkeep required
• Compact, space-saving form factor — ideal for off-grid or low-profile installations

Ideal For

RVs, boats, scooters, deer feeders, ham radios, garage door openers, alarm systems, and portable solar setups.

Compatibility

Works as a drop-in replacement for standard 12V SLA batteries across most compatible systems.

Specifications

What's in the Box

• 1 x Mach 1 12.8V 6Ah LiFePO4 Deep Cycle Battery

FAQ

1. Can this replace my existing 12V SLA battery directly?
   Yes, it's designed as a drop-in replacement for most 12V SLA systems, with no modification required.
2. How does this compare to a lead acid battery?
   It offers 8-10 times longer cycle life, significantly lighter weight, and greater energy density than a comparable SLA battery.
3. Does it have built-in protection circuitry?
   Yes, it includes a BMS that protects against overcharge, over-discharge, overcurrent, and short-circuit.
4. What applications is this battery best suited for?
   RVs, boats, scooters, deer feeders, ham radios, garage door openers, alarm systems, and portable solar setups.

You May Also Need

Need a smaller option? See the 12.8V 5Ah (64Wh) LiFePO4 Battery, or browse the full range in 12V LiFePO4 Batteries and Deep Cycle Batteries for RV & Solar.

Why Buy from Mach 1 Lithium

Mach 1 Lithium builds LiFePO4 batteries engineered for real-world reliability — longer cycle life, built-in protection, and a true drop-in fit for the SLA batteries you're replacing.