LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar
LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar

Why it stands out

Mini Size

35% Smaller

Alloy

Internal Frame

Low-Temp

Cut-Off

5.0

Bluetooth

30+

Protections

Self

Heating

Why it stands out

Mini Size

35% Smaller

Alloy

Internal Frame

Low-Temp

Cut-Off

5.0

Bluetooth

30+

Protections

Self

Heating

LiThink 12V 334Ah Mini Pro LiFePO4 Battery with EVE LF334 Cells, 300A BMS, Bluetooth & Self-Heating — for RVs, Trolling Motors & Solar

Sale price $649.99Regular price $1,149.99 64999:114999 Save $500.00
Ten-year warranty & 30-day free return policy included
EVE LF334 Cells
334Ah / 4275.2Wh with 8,000+ cycles at 100% DoD.
Mini Under-Seat Size
383 × 204 × 268 mm, designed for RV under-seat installation.
300A Smart BMS
300A continuous discharge with multi-stage surge output.
Alloy Frame Inside
Reinforced internal structure for safer mobile use.
Bluetooth App
Monitor SOC, voltage, current, temperature, and alerts.
ECE R10 Compliant
EMC-tested for RV and van electrical systems.
Self-Heating
Automatic heating support for safer winter charging.
4P4S Expansion
Flexible setup for RV, marine, solar, and backup systems.
Core Battery Advantages
  • Grade-A EVE LF334 cells: Built with brand-new EVE LiFePO₄ cells, rated at 334Ah / 4275.2Wh, with 8,000+ cycles at 100% DoD for long-lasting power.
  • Mini RV under-seat design: Compact dimensions of 383 × 204 × 268 mm make it ideal for RV under-seat installation, camper vans, and other space-limited power setups.
  • Bluetooth smart monitoring: Check battery status from the app, including SOC, voltage, current, temperature, cell data, alerts, and charging/discharging status.
  • ECE R10 compliant: EMC-tested for RV and van electrical systems, helping ensure reliable operation in mobile environments with multiple electrical loads.
Internal Build & Safety
  • Reinforced internal structure: Built with a high-strength alloy frame, fiberglass busbar sleeving, six-sided epoxy insulation plates, and screw-locking hardware to improve vibration resistance and long-term safety.
  • High energy density & low self-discharge: Stores 4275.2Wh at approx. 28 kg, with monthly self-discharge ≤2% for easier long-term storage.
  • IP65 protection: Sealed housing helps protect against dust and water jets, making it suitable for demanding outdoor and mobile environments.
  • Solid terminal hardware: M8 × 14 mm terminals with recommended tightening torque of 12 N·m; discharge cut-off voltage: 10.8V.
Power Output & Charging
  • 300A BMS with multi-stage surge output: Delivers 300A continuous discharge current for demanding 12V power systems, depending on inverter setup, cable size, and installation design.
  • Single-battery surge capability: 1000A/1s, 900A/3s, 600A/5s, 450A/10s — built to support short start-up peaks from high-draw loads.
  • Max. continuous charging current: 300A; recommended charging current: 66.8A.
  • High output power: Max. continuous output up to 3840W, making it suitable for high-performance 12V inverter systems.
  • Fast charging: CC/CV charging method with 14.6V charge voltage. Estimated charging time at the recommended current: 66.8A @ approx. 5 hours, depending on state of charge and charger output.
Cold-Weather Protection
  • Automatic self-heating: When charging below 5°C, the built-in heater starts automatically and warms the cells to 10°C. Minimum charging current required for heating: 10A.
  • Low-temperature protection: Charging stops at 0°C and resumes at 5°C; discharging stops at −20°C and resumes at −10°C to help protect the battery in cold conditions.
Applications & Expansion
  • Versatile applications: Suitable for RVs, camper vans, boats, off-grid solar systems, garage/workshop power, and home backup setups.
  • Expandable up to 4P4S: Supports flexible system expansion for higher voltage, larger capacity, and more use cases including RV, marine, off-grid solar, and backup power.
Choose Your Option
Choose Your Option: 1× Battery
Pay conveniently
image/svg+xml Created with Sketch.
Reliable delivery

Free U.S. Shipping — Fast delivery from our U.S. warehouse

Engineer-Level Support — Real help when you need it

10-Year Charger Warranty — Reliable coverage for daily use

30-Day Easy Returns — Simple, stress-free returns

12V 334Ah Mini Pro

Premium Features, Built In
More capacity, smarter protection, and RV-ready design — all in one compact battery.
Grade-A EVE LF334 Cells

8,000+ cycles at 100% DoD.

Bluetooth 5.0

Battery data at a glance.

Self-Heating

Built for cold-weather charging.

Low-Temp Protection

Safer in winter.

300A BMS

Power for demanding loads.

Under-Seat Fit

Designed for RV under-seat installation.

Alloy Frame Inside

Stronger structure for road vibration.

ECE R10 Certified

Tested for RV EMC compatibility.

4P4S Expansion

Flexible for more power setups.

Bluetooth app

Smarter monitoring, right from your phone.

Real-time data

SOC, voltage, current, and temperature — all in one view.

9 alerts

Key protection alerts help you react faster.

Remote support

Share battery status for quicker troubleshooting.

Series/parallel management

Easier monitoring for expanded battery banks.

Low-battery alert

Know when it’s time to recharge.

Cell monitoring

Track cell voltage for healthier battery performance.

Bluetooth app
Real-time data
9 alerts
Remote support
Series/parallel management
Low-battery alert
Cell monitoring

Industry-Leading Internal Structure

Triple temperature sensing
Real-time thermal monitoring helps protect the cells during charging, discharging, and cold-weather use.
Alloy support frame
Anti-swelling | leak-resistant | vibration-resistant | up to +30% longer cell life
Six-sided epoxy insulation
Full-sided epoxy insulation helps reduce contact risks and improves long-term electrical safety.
Magnetic Emergency Switch
Fiberglass sleeves protect busbars from abrasion and accidental contact under high-current output.
Performance & Battery Life

Grade-A EVE LF334 Cells

8,000+ Cycles at 100% DoD

8,000 +
Cycles @100% DoD
11,000 +
Cycles @70% DoD
20,000 +
Cycles @40% DoD
≤ 2%
Monthly self-discharge
10 Years
Warranty

334Ah / 4275.2Wh of high-capacity LiFePO₄ power — built for longer service life, fewer replacements, and lower lifetime cost.

HIGH-OUTPUT PROTECTION

300A Smart BMS.

More Power for RV Loads.

The 300A smart BMS delivers high continuous output while monitoring every cell in real time. It helps protect against overcharge, over-discharge, overcurrent, short circuit, and extreme temperatures — giving your 12V RV, marine, and off-grid system more power headroom with safer control.

Cold-Weather Ready

The smart BMS automatically pauses charging at 32°F / 0°C and resumes at 41°F / 5°C. Discharge protection works down to -4°F / -20°C, helping protect the battery during winter RV, van, and marine use.

32°F
Charge cut-off
41°F
Charge resumes
-4°F
Discharge cut-off
14°F
Discharge resumes

When charging below 41°F, the built-in heating system starts automatically and warms the cells to 50°F, helping make winter charging safer and more reliable.

≤41°F
Auto-heating starts
50°F
Heating stops

2× the capacity, half the weight

Double the capacity, half the weight, and up to 12× the service life — with lifetime energy cost as low as $0.03/kWh.

2× Capacity
Up to 2× more usable energy
1/2 Weight
Up to 50% lighter
12× Lifetime value
Up to 12× longer service life
$0.03 Energy cost
As low as $0.03/kWh over its lifetime

Surge Power for Real RV Appliances

Multi-stage surge output helps your inverter handle short start-up peaks from high-draw 120V appliances.

1000 A/ 1s
Peak surge output
900 A / 3s
Heavy start-up support
600 A / 5s
High-draw appliance support
450 A / 10s
Stable short-term output
FLEXIBLE POWER EXPANSION

Expandable up to 4P4S — Power for Every Setup

RV & van life
Travel power
Garage/workshop
Tool support
Tent camping
Outdoor energy
Off-grid cabin
Remote power
UPS & backup
Emergency power
Boat / marine
Onboard energy

Connect up to 4 in series and 4 in parallel for flexible power across RV, marine, off-grid, and backup systems.

GLOBAL COMPLIANCE

ECE R10 compliant and sized for under-seat installation

EMC-tested to ECE R10 for reliable operation in RV electrical systems — and compact enough for installation under a seat bench or inside a seat box.

Specifications & box contents

Basic Battery Specifications
Cell type

LiFePO4

Nominal voltage

12.8V

Rated capacity

334Ah

Energy

4275.2Wh

Cycle life

≥8000 cycles

Internal resistance

≤100mΩ

Battery management system bms

300A

Number of cells

4

Charging Specifications
Charge method

CC/CV

Charge voltage

14.6V

Recommended charge current

66.8A

Max continuous charge current

300A

Charging time at recommended current

66.8A @ 5h

Minimum charge current for heating function

10A

Discharging Specifications
Max continuous discharge current

300A

Max continuous output power

3840W

Discharge cut off voltage

10.8V

Surge discharge current

1000A @ 1s

900A @ 3s

600A @ 5s

450A @ 10s

Self discharge rate

≤2%

Temperature Specifications
Charge temperature range

0°C to 50°C / 32°F to 122°F

Discharge temperature range

-20°C to 60°C / -4°F to 140°F

Storage temperature range less than 1 year

-20°C to 25°C / -4°F to 77°F

Storage temperature range less than 3 months

-20°C to 40°C / -4°F to 104°F

Storage temperature range less than 7 days

-20°C to 65°C / -4°F to 149°F

Low Temperature Protection & Heating Function
Low temperature charging protection

Yes

Stop charging temperature

0°C / 32°F

Resume charging temperature

5°C / 41°F

Heating temperature

0°C to 10°C / 32°F to 50°F

Approx heating time 8a from 10 c 14 f

70–90 minutes

Approx heating time 8a from 20 c 4 f

100–150 minutes

Physical Specifications
Dimension

383 × 204 × 268 mm

15.08 × 8.03 × 10.55 inch

Battery weight

27.1 kg / 59.7 lbs

Cell weight

22 kg / 48.5 lbs

Housing material

ABS

Color

Black

Protection class

IP65

Connection & Installation
Terminals

M8 × 14mm

Recommended terminal torque

12N·m

Expansion Capability
Series and parallel connection

Up to 4P4S

What’s in the box

  • LiThink 12V 334Ah battery

  • User manual (DE/EN)

  • Bluetooth app card / warranty card (DE/EN)

  • Quick start guide (DE/EN)

  • 2× LiThink stickers

  • 2× M8 screws & 2× positive/negative terminal caps

Four ways to charge, one versatile battery

Whether you charge with a wall charger, on the road, through solar, or from a generator, your LiThink LiFePO₄ battery stays ready wherever you are.

Charger

Driving

Solar

Generator

FAQs

Still have questions?
Find more information in our FAQ.

Q: What applications is the LiThink 12V 334Ah MINI best suited for?

A: It is a strong fit for 12V RV and van electrical systems, especially under-seat or seat-box installations, as well as off-grid solar, marine and fishing setups, and high-demand inverter systems that need large capacity with stable discharge performance.

Q: What does ECE R10 mean in real-world use?

A: ECE R10 refers to vehicle EMC compliance. In practice, that means the battery is designed for RV and van electrical environments where inverters, DC-DC chargers, and other onboard electronics need to work together reliably.

Q: How does the self-heating function work, and when does it start?

A: The self-heating system works during charging. Below 5°C, it starts automatically and warms the battery until it reaches 15°C. Typical heating time is about 20–30 min (from −10°C) or 30–40 min (from −20°C at 8A). The heating function requires a minimum charging current of 10A.

Q: How capable is the BMS, and what does that mean for high-load use?

A: The battery uses a 300A BMS board with 300A continuous charge and discharge current. It also supports staged peak output of 1000A/1 s, 900A/3 s, 600A/5 s, and 450A/10 s, which is useful for startup surges such as compressors and pumps. The right inverter size always depends on your wiring, protection devices, and full system design.

Q: Can I expand the battery bank in series or parallel?

A: Yes. The system supports configurations up to 4P4S (up to 4 in parallel and 4 in series). For the most stable setup, use matching batteries in the same model and condition, and bring them to a similar state of charge or voltage before connecting them together.