Eco-Worthy EnergyTrek 314Ah LiFePO4 Bluetooth Battery
A 314Ah lithium battery expandable up to 32kWh and monitored over Bluetooth, giving serious range to an RV, a boat, or a home solar setup.
Characteristics
- Capacity: 314Ah / 4019Wh (12.8V LiFePO4)
- BMS: Intelligent 200A, fire-resistant case
- Expandable: Up to 32.15kWh (4P2S/2P4S)
- Weight: 62.6 lbs (16.3 x 8.5 x 10.2 in)
- Bluetooth, expandable to 32kWh, fire-resistant case
Detailed overview: Eco-Worthy EnergyTrek 12V 314Ah LiFePO4 4019Wh
The Eco-Worthy EnergyTrek 314Ah is a 12.8V LiFePO4 lithium battery built to replace lead-acid in a solar or off-grid setup: an RV, a converted van, a boat, or home backup storage. With 314Ah and 4019Wh of usable energy, it gives a comfortable reserve to run a fridge, lighting, a water pump, and onboard electronics for several days.
Its 200A BMS protects against overcharge, deep discharge, overcurrent, short circuit, and overheating, with charging automatically cut below 19.4°F and discharge cut below -4°F to protect the cells in cold weather. The fire-resistant case adds an extra layer of protection against an internal fault, a real plus for onboard use. An LED display shows charge status at a glance, backed up by a Bluetooth app that tracks voltage, current, and capacity in real time from a phone.
This battery stands out for how far it can grow: up to four units can be linked in series and parallel, in a 4P2S or 2P4S configuration, to build a system reaching 32.15kWh, at 25.6V or 51.2V depending on the wiring chosen. That makes it straightforward to expand a solar setup over time instead of starting over from scratch.
At 62.6 pounds for a footprint of 16.3 x 8.5 x 10.2 inches, it stays manageable for such a high capacity, well under the weight of an equivalent lead-acid battery. Its M8 screw terminals make it easy to wire into an existing system.
Built for solar energy storage, RVs, boats, or home backup, the Eco-Worthy EnergyTrek 314Ah suits anyone after a large, expandable energy reserve at a noticeably more approachable price than premium brands in this category, backed by up to a 10-year warranty.
Full specifications
Detailed characteristics
Battery
| Technology?Battery chemistry; LiFePO4 lasts far longer and can be fully discharged, gel/AGM is maintenance-free and cheaper. | LiFePO4 (lithium) |
|---|---|
| Nominal voltage?Battery voltage (12, 24 or 48 V). | 12 V |
| Capacity?Capacity in amp-hours; multiply by voltage to get energy in Wh. | 314 Ah |
| Energy?Stored energy in watt-hours. | 4019 Wh |
| Cycle life?Rated number of charge/discharge cycles, at the stated depth of discharge. | 6000 cycles |
| Expandable up to?Maximum capacity reachable with add-on modules. | 32150 Wh |
Power and protection
| Max discharge current (BMS)?Maximum current the BMS allows on discharge. | 200 A |
|---|---|
| Built-in BMS?Battery management system protecting against overcharge, deep discharge, short-circuit and overcurrent (lithium batteries). | Yes |
| Low-temperature protection / heating?Cuts off or heats charging in cold weather to protect the lithium cells. | Yes |
Connectivity
| Bluetooth?Monitoring and settings via an app over Bluetooth. | Yes |
|---|---|
| Wi-Fi?Remote control and updates over Wi-Fi. | No |
Durability and format
| Maintenance-free?Sealed battery needing no water top-up (gel / AGM). | Yes |
|---|---|
| Weight?Weight of the battery. | 62.6 lb (28.4 kg) |
| Dimensions (L × W × H)?Length × width × height, in millimetres. | 16.3 × 8.5 × 10.2 in (414 × 215 × 260 mm) |
Availability and warranty
| Warranty?Length of the manufacturer's warranty. | 10 years |
|---|
Comparison
In the roughly 300Ah class of lithium batteries, the Eco-Worthy EnergyTrek 314Ah regularly comes up against a few well-known US names. Here is how it compares with three alternatives in its category: the LiTime 12V 300Ah, one of the most cross-shopped batteries in this segment, the Renogy Core Mini 300Ah, more compact and lighter, and the Battle Born 270Ah, a premium US-made reference.
| Criterion | Eco-Worthy EnergyTrek 314Ah | LiTime 12V 300Ah | Renogy Core Mini 300Ah | Battle Born 270Ah |
|---|---|---|---|---|
| Energy | 4019 Wh | 3840 Wh | 3840 Wh | 3456 Wh |
| BMS / discharge current | Intelligent 200A | 200A | Intelligent 200A | 200A |
| Expandable | Up to 32.15 kWh (4P2S/2P4S) | Up to 1200Ah (series/parallel) | Not specified | Not specified |
| Weight | 62.6 lbs | ≈ 55 lbs | 55 lbs | Not specified |
| Warranty | Up to 10 years | 10 years | 5 years | 10 years |
| Observed price | ≈ $500 | ≈ $550 | ≈ $600 | ≈ $1000 |
In short, the Eco-Worthy EnergyTrek 314Ah stands out for its slightly higher capacity at comparable energy density, and for clearly documented expandability up to 32.15kWh, a real asset for a build meant to grow. The LiTime 300Ah stays close on features with a similar warranty, the Renogy Core Mini is more compact but carries a shorter warranty, and the Battle Born goes for the premium, US-assembled end of the market at a noticeably higher price. For large, expandable capacity at a contained price, the EnergyTrek 314Ah is a sensible pick.
Related video
Video: ECO-WORTHY EnergyTrek 12V 314Ah Battery | A battery that truly prioritizes safety. - Published on 12/06/2026
Our tester's review: Julien De Jurquet
Installed in place of a bank of lead-acid batteries in a converted cargo van, this EnergyTrek 314Ah changes the range equation right away: you actually use nearly all of the claimed 4019Wh, without the partial-discharge caution lead-acid demanded for years. The LED status display makes a quick check painless without pulling out a phone, and the Bluetooth app rounds things out for closer monitoring, though its range stays limited to a few feet in real use. The fire-resistant case is reassuring for a battery that lives under a bed platform. At 62.6 pounds, it stays manageable for two people despite the capacity, well under the 175-plus pounds of an equivalent lead-acid bank. The one real downside is standard for the category: like any LiFePO4 battery without self-heating, charging should wait until temperatures climb back above freezing. For this much usable capacity at this price, easily expandable as the build grows, it is hard to beat.
Frequently asked questions: Eco-Worthy EnergyTrek 12V 314Ah LiFePO4 4019Wh
Yes, up to 4 units can be connected in series and parallel, in a 4P2S or 2P4S configuration, to reach 32.15kWh at 25.6V or 51.2V, ideal for growing a solar setup over time.
A dedicated LiFePO4 charger set to an absorption voltage of about 14.6V. The discharge cutoff voltage is set to 10V by the built-in BMS, which also protects against overcharging and short circuits.
Its case is rated fire-resistant and its 200A BMS includes protection against overcharge, deep discharge, overcurrent, short circuits, and overheating, a standard safety level for a modern LiFePO4 battery this size.
The BMS automatically cuts charging below 19.4°F and discharge below -4°F to protect the cells. It is best to charge it in a heated space during winter, unless a self-heating version is available.
Eco-Worthy advertises a warranty of up to 10 years on this battery, along with US-based customer support. Keep your proof of purchase on hand for any warranty claim.
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Published on 02/09/2026