RV Lithium Battery 12V 300AH 3.84KWH

12V300AH
RV battery 12V 300AH 1

RV Lithium Battery 12V 300AH 3.84KWH

  • Battery Type: LiFePO4
  • Rated Capacity: 300Ah
  • Rated Voltage: 12.8V
  • Rated Energy: 3.84kWh
  • Cycle Life: >6000 times (0.2C, 80% DOD)
  • Battery Dimension (L×W×H) In Millimeter: 521×280×235 mm
  • Net Weight (Approx): 40 kg
  • Single Cell Overcharge Protection: 3.65±0.05V
  • Single Cell Overdischarge Protection: 2.5±0.05V
  • Overtemperature Protection: 60℃
  • Low Temperature Charging Protection: 0℃
  • Communication Mode: RS485, CAN
  • IP Grade: IP65

  • Long Cycle Life – Up to 4000–6000 cycles, far longer than traditional lead-acid batteries.
  • High Energy Density – More power in a compact, lightweight design.
  • Deep Discharge Capability – Supports up to 80% depth of discharge without reducing lifespan.
  • Fast Charging – Quick recharge to minimize downtime on the road.
  • Enhanced Safety – Built-in BMS protects against overcharge, over-discharge, short circuit, and overheating.
  • Maintenance-Free & Eco-Friendly – No water topping, fully recyclable, ideal for sustainable RV use.
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DATA SHEET

Products Details

Safe LiFePO4 Chemistry

Stable, non-flammable lithium iron phosphate ensures safety in industrial environments.

Broad Inverter Compatibility

Seamlessly integrates with major inverter brands for reliable solar energy storage.

APP Monitor

Remote OTA upgrades, WiFi and Bluetooth functionality, and app-based remote monitoring for easy system management.

Precise SOC Display

Accurate state‑of‑charge data shown after the first full battery charge.

10 Years Usage Life

Delivers 6,000+ cycles and charges in 0.2C with 99% efficiency.

Smart Battery Management

Built-in BMS offers real-time monitoring and multi-level protection.

Space & Maintenance Saving

Smaller battery size, no watering, no acid—zero maintenance required.

Clean & Durable Design

No gas emissions or spills, IP65-rated for harsh work environments.

RV ESS – Smart, Compact Energy Storage for Your Mobile Adventures

VTCBATT provides versatile RV battery solutions designed for travel trailers and campers, ensuring dependable power on the road. Our lithium batteries are available in Group 24, Group 27, and other RV-specific sizes, with voltage options including 12V, 24V, 36V, and 48V, and capacities of 100Ah and 200Ah. Engineered for long-lasting performance and safety, these batteries deliver reliable energy for appliances, lighting, and off-grid adventures. Lightweight, maintenance-free, and capable of fast charging, VTCBATT RV batteries are the perfect choice for travelers seeking maximum efficiency and extended runtime during their journeys.

Power Your RV Lifestyle

Power your RV, camper, or travel trailer in all situations, Efficient, Long-Lasting Batteries for All Onboard Needs

Mid-sized Motorhomes
Mid-sized motorhome built on a truck chassis, featuring sleeping compartments, bathroom and living space. Ideal for family trips.
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Travel Trailers
Towable RVs that provide living space and basic amenities. Ideal for camping, road trips, etc.
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Modified Vehicles
Customized vehicles that have been adapted for specific purposes. Ideal for unique travel experiences and specialized uses.
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Full-sized Motorhomes
Spacious and luxurious motorhome with top-of-the-line amenities, ideal for long trips and comfortable living on the road.
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5th Wheels
Typically-larger towable RVs that connect to a hitch inside the bed of a pickup truck. With a raised front section to provide additional living space.
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Camper Vans
Compact motorhome built on a van chassis, offering versatility and maneuverability for easy travel and adventure.
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Interior Lighting

LED lights, reading lamps, and ambient lighting

Refrigerator & Water Pump

Keep food fresh and maintain water supply

Entertainment & Electronics

TVs, laptops, mobile devices, and audio systems

Solar & Off-Grid Power

Store energy for remote camping or backup use

Outdoor & Camping Equipment

Exterior lights, portable appliances, and camping gear

RV Battery T , B , S Series Parameters

Item / Model Nominal Capacity (Ah) Rated Energy (kWh) Nominal Voltage (V) Internal Resistance (≤, 1kHz AC) Charge Voltage (V) Float Voltage (V) Recommended Charge Current (A) Recommended Discharge Current (A) Max. Continuous Charge Current (A) Max. Continuous Discharge Current (A) Cycle Life (cycles, 80%DOD) Dimension L×W×H (mm) Weight (kg) Communication Interface Certifications (Pack) Certifications (Cell)
R-T12100A 100 1.28 12.8 20 mΩ 14.0–14.6 13.6–13.8 50 ≤50 100 100 >=6000 318×165×235 12.5 RS485, CAN UL1973 / IEC62619 / UN38.3 / CE UL1642 / UL1973 / UN38.3
R-T12200A 200 2.56 12.8 20 mΩ 14.0–14.6 13.6–13.8 100 ≤100 200 200 >=6000 505×172×256 27.0 RS485, CAN UL1973 / IEC62619 / UN38.3 / CE UL1642 / UL1973 / UN38.3
R-T12300A 300 3.84 12.8 20 mΩ 14.0–14.6 13.6–13.8 150 ≤150* 200 200 >=6000 521×280×235 40.0 RS485, CAN UL1973 / IEC62619 / UN38.3 / CE UL1642 / UL1973 / UN38.3
Item / Model Nominal Voltage (V) Nominal Capacity (Ah) Maximum Charge Current (A) Maximum Discharge Current / Peak (A) Weight (kg) Dimension L×W×H (mm) Terminals Type Cycle Life (cycles, 80%DOD)
R-B12100A 12.8 100 100 100 / 350 12.5 307×168×211 M8 >=4000
R-B12150A 12.8 150 150 150 / 500 20.0 484×170×241 M8 >=4000
R-B12200A 12.8 200 200 200 / 500 25.0 484×170×241 M8 >=4000
R-B12300A 12.8 300 200 200 / 400 37.7 520×269×220 M8 >=4000
Item / Model Nominal Capacity (Ah) Rated Energy (kWh) Nominal Voltage (V) Recommended Charge Current (A) Max. Continuous Charge Current (A) Recommended Discharge Current (A) Max. Continuous Discharge Current (A) Cycle Life (cycles, 80%DOD) Dimension L×W×H (mm) Weight (kg)
R-S12100A 100 1.28 12.8 50 100 ≤50 100 >=3500 307×168×211 11.8
R-S12150A 150 1.92 12.8 75 150 ≤75 150 >=3500 484×170×241 19.5
R-S12200A 200 2.56 12.8 100 200 ≤100 200 >=3500 484×170×241 26.0
R-S12300A 300 3.84 12.8 100 200 ≤150 200 >=3500 520×168×222 39.0
* Note: The specific parameters are subject to the actual product delivered.
  • T Series: Long cycle life, smart monitoring, full certifications — ideal for high-end energy storage applications.
  • B Series: High discharge capability, power-oriented — suitable for RV starting or auxiliary power applications.
  • S Series: Medium performance, lightweight and compact — perfect for standard energy storage or everyday RV use.

Compatibility for Various RVs

    VTCBATT RV lithium batteries are engineered to seamlessly integrate with a wide range of RVs, travel trailers, and campers.

ATC
Group-34-1
Group-35
Group-36
Group-45
Group-2653
NuCamplogo-1
Compatible with the following RV, Camper

Class A & Motorhomes:
American Coach, Coachmen RV, Entegra Coach, Fleetwood RV, Forest River RV, Holiday Rambler, Jayco, Monaco, Newmar, Tiffin, Thor Motor Coach, Winnebago

Class B / B+ Motorhomes:
Airstream, Chinook RV, Coach House, Entegra Coach, Jayco, Leisure Travel Vans, Midwest Automotive, Nexus, Phoenix USA, Pleasure-Way, Safari Condo, Thor Motor Coach, Winnebago

Class C / Super C:
Dynamax, East to West, Entegra Coach, Fleetwood, Forest River, Gulf Stream Coach, Jayco, Lazy Daze, Thor Motor Coach, Tiffin, Winnebago

Travel Trailers & 5th Wheels:

Airstream, Alliance RV, CrossRoads, Cruiser RV, Dutchmen, East to West, Ember, Escape Trailer Industries, Forest River, Genesis Supreme, Grand Design, Heartland, Highland Ridge, Jayco, Keystone, K‑Z RV, Palomino, Prime Time, Shasta, Starcraft, Sunset Park, Travel Lite, Venture, Winnebago

Toy Haulers:
Alliance RV, ATC Trailers, Chinook RV, CrossRoads, Cruiser RV, DRV (Heartland), Dutchmen RV, Eclipse RV, Forest River, Grand Design, Gulf Stream, Heartland, Highland Ridge, Jayco, Keystone, K‑Z RV, Newmar, Northwood, Outdoors RV, Palomino, Thor Motor Coach, VanLeigh, Winnebago

Teardrop Trailers (Fully Equipped):
Braxton Creek, Columbia Northwest, Little Guy, nuCamp RV

Truck Campers:
Adventurer Manufacturing, Bigfoot Industries, Bundutec USA, Capri Camper, Host Campers, Lance Camper, Northern Lite, Northstar Campers, nuCamp, Palomino, Rugged Mountain, Travel Lite

Smart RV Battery App – Monitor, Control, Optimize

Stay connected with your RV lithium battery anytime, anywhere. Track performance, manage charging, and ensure your adventures never run out of power.

  • Real-time battery status monitoring (SOC, voltage, current)
  • Smart charging control and scheduling
  • Temperature and safety alerts for battery protection
  • Historical data logging and usage analytics
  • Remote firmware updates for your battery system
  • Multi-battery management for RV fleets or multi-battery setups
  • Compatible with iOS & Android

Much better than lead-acid batteries!

Experience longer driving range, quicker recharges, and lightweight power with zero maintenance—engineered for superior performance and reliability in every ride.

  • Longer lifespan, reducing replacement frequency
  • Faster charging times for less downtime
  • Lightweight design improves vehicle efficiency
  • Maintenance-free, no need for watering or equalizing
  • Higher energy density for extended driving range
  • More environmentally friendly and safer chemistry
  • Consistent performance in a wide temperature range

Guide to Choosing VTCBATT Batteries for Your RV

Usage Scenario Common Devices Energy Need (12V) Recommended Capacity
Camping (1–2 days) LED lights, portable fridge, phones, kettles 1–2 kWh 100Ah ~ 220Ah
Long Road Trip (1–3 months) LED lights, portable fridge, TV, kettles 3–6 kWh 250Ah ~ 500Ah
Summer Trip Lights, fridge, fan, kettle, phone charging 2–5 kWh 200Ah ~ 400Ah
Low-Temp Areas Lights, electric blanket, portable heater 3–7 kWh 300Ah ~ 600Ah

VTCBATT Special Functions

Low-Temperature Protection

Stops discharging < -4℉ and charging < 32℉

Low-Temperature Protection

Stops discharging < -4℉ and charging < 32℉

Self-Heating Function

Heats battery in cold weather for safe operation

Self-Heating Function

Heats battery in cold weather for safe operation

Bluetooth Monitoring

Check real-time status and battery ON/OFF via app Smart

Bluetooth Monitoring

Check real-time status and battery ON/OFF via app Smart

Battery Monitor

Option Real-time system status with a 500A battery monitor

Battery Monitor

Battery Monitor Option Real-time system status with a 500A battery monitor

High Energy Density Solutions

High Energy Density Solutions Ultra-mini, lightweight, space-saving for small RVs

High Energy Density Solutions

High Energy Density Solutions Ultra-mini, lightweight, space-saving for small RVs
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Tested, Proven, Trusted

our RV batteries are built for reliability on every journey. We welcome more partners to explore and collaborate with us.

LiFePo4 Battery 12V 200AH Production

12V 7AH Industrial Design and superior performance

VTCBATT Bluetooth,WIFI and EMS App to monitor all the battery status

VTCBATT 12V 7Ah LiFePo4 Battery Hotsale

Powered by Trust, Proven by Action
From Road Trips to Global Exhibitions — Every Moment Reflects Our RV Batteries in Motion.

FAQs for RV Lithium Battery

How to disconnect RV battery?
To disconnect, first turn off all loads, then remove negative (–) terminal before positive (+). VTCBATT RV batteries are designed with clear terminal markings and easy access, ensuring safe disconnection without risk of sparks or damage.
To test a 12V RV battery, start by using a multimeter to measure the voltage: a fully charged 12V battery should read around 12.6–12.8V at rest. For a more complete assessment, use a load tester to check capacity under actual load, which reveals how well the battery holds up during use. VTCBATT 12V RV batteries feature a built-in Battery Management System (BMS), allowing you to easily monitor battery health, prevent over-discharge, and ensure accurate testing. This makes checking voltage, state of charge, and overall performance safe and reliable for RV applications.
The best battery for an RV depends on your power needs, but for most RV applications, a 12V lithium (LiFePO₄) battery offers the best combination of performance, lifespan, and safety. Compared to traditional lead-acid batteries, 12V lithium RV batteries provide:
  • Higher usable capacity – You can safely use 80–100% of the rated amp-hours (Ah) without damaging the battery. Common capacities are 100Ah, 200Ah, or 300Ah depending on your energy demands.
  • Longer lifespan – Lithium batteries last 3,000–6,000 cycles versus 300–500 cycles for lead-acid, reducing replacement frequency.
  • Lightweight and compact – Easier to install in tight RV spaces.
  • Fast and efficient charging – Can charge from shore power, solar, or generator without overcharging risks.
    • For most RV owners, a 12V 100Ah–300Ah lithium battery strikes the right balance between runtime, weight, and cost. VTCBATT 12V RV batteries are designed for easy installation, clear polarity labeling, and built-in BMS protection, ensuring safe, reliable, and long-lasting performance.
    The best RV battery combines long life, lightweight design, and high discharge capacity. VTCBATT LiFePO4 RV batteries are ideal, offering 8–10 years of lifespan, maintenance-free operation, high safety, and stable off-grid performance, perfect for both boondocking and full-time RV living.

    The runtime of a 12V RV battery depends on its capacity and your RV’s power usage. Here’s an approximate guide for typical continuous load (~200W):

    Battery Capacity Usable Energy (80% DOD) Approx. Runtime at 200W Load
    12V 100Ah 960 Wh ~4–5 hours
    12V 200Ah 1,920 Wh ~9–10 hours
    12V 300Ah 2,880 Wh ~14–15 hours

    Note: These estimates assume 80% depth of discharge (DOD) for lithium batteries. Lead-acid batteries should use only 50% DOD, giving roughly half the runtime. Actual results may vary depending on appliances, inverter efficiency, and temperature.

    VTCBATT 12V RV batteries, including the 300Ah model, are designed with a built-in BMS for safe, reliable usage, maximizing usable capacity and battery lifespan.

    Battery drain while plugged in can result from parasitic loads, faulty charger, or wiring issues. VTCBATT RV batteries have smart BMS protection, but always check connections, ensure charger compatibility, and inspect devices drawing power even when the RV is plugged into shore power.
    To connect two VTCBATT RV batteries, decide whether you need higher voltage (series) or higher capacity (parallel). In series, connect the first battery’s positive to the second’s negative. In parallel, connect positive to positive and negative to negative. Always follow polarity markings and use proper cables.

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