Go further. Stay longer. Power everything. Bioenno Power LiFePO₄ batteries deliver lightweight, deep-cycle power for 4x4 builds, aux systems, compressor fridges, solar setups, and full off-grid camp power — wherever the grid ends.
Weight of a 100Ah Bioenno battery — vs 65 lbs for AGM equivalent
100AH Weight
Estimated fridge runtime from a 100Ah LiFePO₄ — no solar needed
Fridge Runtime
Rated charge cycles — Up to 20years of overlanding use. These batteries could outlive your rig.
Cycle Life
Usable capacity — AGM is only 50% before permanent damage begins
Usable Power
WHY LiFePO₄ FOR MARINE?
Weight is everything in an overlanding build. Every pound saved in your aux battery system is payload for water, recovery gear, or food. A 100Ah LiFePO₄ battery at 28 lbs versus a 100Ah AGM at 65 lbs isn't just a convenience — it's 37 lbs back in your rig for what actually matters on the trail.
Beyond weight, the usable capacity difference is transformative. AGM batteries can only be discharged to 50% before permanent damage begins — meaning a 100Ah AGM gives you just 50Ah of usable power. LiFePO₄ delivers 80-100% of rated capacity, so a 50Ah Bioenno battery equals a 100Ah AGM in real-world fridge runtime, lighting, and device charging.
And when you're 50 miles from the nearest town, Bioenno's built-in Battery Management System protects you from overcharge, over-discharge, short circuits, and over-temperature conditions — automatically, without any manual management required.
Lithium Iron Phosphate — the safest lithium cell chemistry for confined marine spaces
Zero hydrogen gas — no ventilation required in bilge or enclosed battery boxes
No thermal runaway — the iron-phosphate bond remains stable at high temperatures
Sealed ABS case — no acid spills, no corrosion, mounts in any orientation
Built-in smart BMS — overcharge, over-discharge, and short circuit protection
Vibration resistant — solid-state cells handle wave action and road trailer vibration
BUILD APPLICATIONS
MOST POPULAR
The foundational overland upgrade. A 12V 100Ah LiFePO₄ aux battery paired with a DC-DC charger from your alternator gives you a fully isolated secondary power system — running your fridge, lighting, and devices without touching your starter battery. At 28 lbs, it fits in most factory battery trays, auxiliary boxes, or custom drawer builds without exceeding payload limits.
COMPRESSOR FRIDGE
LIGHTING
DEVICE CHARGING
DC-DC CHARGE
SOLAR BUILD
For rooftop or portable solar setups, LiFePO₄ accepts charge significantly faster than AGM — meaning your panels replenish the bank more efficiently during driving and stationary camp time. A 100Ah Bioenno battery paired with 200W+ of solar and an MPPT charge controller creates a near-self-sustaining off-grid power system for most overlanding loads.
ROOFTOP SOLAR
MPPT CONTROLLER
FRIDGE + LIGHTS
INDEFINITE CAMP
LARGE BUILD
Serious overlanders running a full camp kitchen, HAM radio, laptop workstation, or extended crew trips need serious capacity. Two 12V 100Ah Bioenno batteries in parallel create a 200Ah bank — powering a compressor fridge indefinitely with solar, running high-draw camp appliances, and handling multi-device charging without stress. Scale further with additional parallel batteries.
PARALLEL BANK
CAMP KITCHEN
HAM RADIO
CREW TRIPS
COMPACT BUILD
Not every rig needs a 100Ah bank. For day trips, weekend warriors, and minimalist overland builds running just a small fridge, lighting, and phone charging, a 12V 50Ah Bioenno battery at 13 lbs is purpose-built. It fits easily in a small draw system, behind a seat, or in a compact storage solution — delivering full-day power in a package half the size of what most people think they need.
SMALL FRIDGE
LIGHTING
DEVICE CHARGING
DAY TRIPS
CHARGING YOUR SYSTEM

The most popular overlanding charging method. Roof-mounted or portable solar panels feed an MPPT charge controller set to LiFePO₄ profile (14.4–14.6V absorption for 12V). 200–400W of solar fully replenishes a 100Ah bank in 4–6 hours of good sun. Brands like Victron, Renogy, and EPEVER make MPPT controllers with dedicated lithium settings.

A DC-DC battery-to-battery (B2B) charger from your vehicle's alternator is essential for lithium — never connect lithium directly to your alternator. A B2B charger isolates your aux bank from your starter battery and regulates current to safe lithium levels. Brands like Redarc, Victron Orion-Tr, and Sterling are proven with Bioenno batteries. Typical recharge: 4–6 hours of driving.

At camp with hookups, a trailhead, or before a trip departing from home — Bioenno's dedicated AC wall chargers are the fastest way to top up your battery. Sized to match each battery model, they charge a 100Ah bank in approximately 5–7 hours from a standard 120V outlet. Always use a LiFePO₄-specific charger — standard lead-acid chargers will damage lithium cells.
Everything you need to know about LiFePO₄ lithium batteries for fishing, overlanding, and RV applications — answered by people who actually use this gear.
LiFePO₄ stands for Lithium Iron Phosphate — a rechargeable battery chemistry known for exceptional safety, long cycle life, and stable performance under load. Unlike other lithium types, LiFePO₄ cells are thermally stable, produce no off-gassing, and will not enter thermal runaway. They typically deliver 3,000+ charge cycles and weigh 50-60% less than equivalent lead-acid or AGM batteries — making them the top choice for fishing, overlanding, marine, and RV applications.
Bioenno Power LiFePO₄ batteries are rated for 3,000+ charge cycles at 80% depth of discharge. Under typical recreational use — weekend fishing trips, camping, overlanding — this translates to an expected service life of 8 to 10 years. Compare this to AGM batteries (2-4 years) or flooded lead-acid (1-2 years) and the long-term value of lithium becomes clear, even considering the higher upfront cost.
Absolutely — and it's one of the most impactful RV upgrades you can make. LiFePO₄ batteries charge faster from solar, accept higher charge currents, and can be discharged to 80-100% capacity vs 50% for lead-acid. They're compatible with most existing solar charge controllers (MPPT recommended) and can be wired in parallel for larger banks. Full-time RVers and van lifers see the biggest benefit given the daily cycling and solar dependence.
Purchasing from an authorized Bioenno Power dealer like Highland Lakes Distribution guarantees you receive genuine Bioenno product — not grey-market imports or counterfeit batteries. You get full manufacturer warranty coverage, access to manufacturer support channels, and the confidence that your battery has passed Bioenno's quality control. You also get guidance from people who actually use this gear in the field and can help you select the right battery for your specific application.
For most fishing, overlanding, and RV use cases — yes, significantly. The higher upfront cost is offset by a 3-5x longer lifespan, double the usable capacity per rated Ah, and dramatic weight savings. A quality 100Ah LiFePO₄ might cost $500-700 but last 10 years. Replacing an equivalent AGM every 2-3 years costs $450-750 over the same period — and you never get the weight savings, the flat voltage performance, or the maintenance-free operation.
Stop replacing dead batteries. Stop losing power mid-trip. Upgrade to Bioenno LiFePO₄ lithium and power every adventure — from the lake to the trail to the open road.

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