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EPL-300BT-12v

Enerdrive B-Tec 12v 300Ah G2 Lithium Battery

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B-TEC 300amp / 12v LiFePO4 Battery BT

Key Features:

Battery Specifications: The Enerdrive ePOWER B-TEC 300Ah/12V LiFePO4 Battery offers a nominal voltage of 12.8V, a capacity of 300Ah, and a cycle life of ≥ 2000 cycles at 80% DOD.

Battery Management System: Equipped with a BMS for protection against overcharge, over-discharge, over-temperature, and short circuits. It optimizes each prismatic cell for safe and accurate operation.

Smartphone Monitoring: The battery includes wireless monitoring technology, allowing users to track battery capacity, voltage, current, state of charge, state of health, individual cell voltage, temperature, cycles, and event information via a smartphone app.

Size and Weight Advantages: The lithium battery offers 60% more usable power than AGM batteries, is nearly 50% lighter, and 30% smaller. Dimensions are 519mm (L) x 165mm (W) x 273mm (H), with a weight of approximately 37.7 kg.

Versatility and Usage: Ideal for camper trailers, 4WDs, caravans, small watercraft, and low-power communication sites. The battery can be paralleled with another of the same size for increased capacity, but no more than two should be connected. The G2 battery accepts a maximum inverter capacity of 2000W.

Normal Specification EPL-300BT-12V
Nominal Voltage 12.8V
Nominal Capacity 300Ah
Cycle Life (DOD – 80% under controlled conditions) ≥ 2000 Cycles
Standard Charge Specification (Lithium profile charger required)
Battery Charge Temperature 0 ̴ 45°C
Normal Charge Voltage CV/CC* 14.40 ̴ 14.60V
Standby (Float) Voltage 13.50 ̴ 13.80V
Maximum Charge Current 150A @ 25°C for 30mins
Recommended Charge Current for Maximum Life ≤90A
Standard Discharge Specification
Battery Discharge Temperature -20 ̴ 60°C
Battery Output Voltage Range 11.00 ̴ 14.60V
Maximum Discharge Current 200A @ 25°C ±5°C for 30mins
Pulse Discharge Current 450A for 1.0s
Discharge Cut-off Voltage ≤11.20V
Circuit Protection The battery is supplied with a LiFePO4 Battery Management System BMS that can monitor and optimize each single prismatic cell during charge and discharge, to protect the battery pack from overcharge, over discharge and short circuit. Overall, the BMS helps to ensure safe and accurate operation of the battery.
Over-Charge Protection
Over-charge Protection Per Cell 3.90V ± 0.03V
Over-charge Release Per Cell 3.60V ± 0.05V
Over-charge Release Method Discharge below release voltage
Over-Discharge Protection
Over-discharge Protection Per Cell 2.80V ± 0.05V
Over-discharge Release Per Cell 3.20V ± 0.05V
Over-discharge Release Method Apply Charge/Voltage ≥12.8V
Battery Manual Reset Button No
Over Current Protection
Discharge Over Current 220A for 30s – 450A for 1s
Protection Reset Time 5s Auto Release
Over Current Release Method Disconnect Load
Over Temperature Protection
Battery Discharge Over Temperature Protection to 65°C ± 5°C
Release at 50°C ± 5°C
Battery Charge Over Temperature Protection to 55°C ± 5°C
Release at 45°C ± 5°C
Short Circuit Protection Auto release after 5s
Mechanical Characteristics
Dimensions 519mm
Width 165mm 273mm
Height 215mm 222mm
Weight Approx 37.7 Kg
Storage Information
Temperature and Humidity Range ≤ 30 days -20°C ̴ 35°C, 45 ̴ 75% RH
≥ 30 days -10°C ̴ 30°C, 45 ̴ 75% RH
Self-discharge Rate ≤ 3% Per Month


ePOWER B-TEC LiFeP04 12v 300Ah Lithium Battery
Available in 12v 100Ah, 125Ah, 200Ah capacities and 24v and 36v 100Ah, the ePOWER B-TEC lithium battery is designed and intended for use in deep cycle applications where a single battery is required that meets the amp hour capacity.

Smart Phone Monitoring System
The Enerdrive ePOWER B-TEC battery incorporates wireless Battery Monitoring Technology. By downloading the Android™ or Apple® app to your smartphone or tablet device, you can monitor the following information;

  • Battery Capacity
  • Battery Voltage
  • Battery Current (Amps)
  • Battery State of Charge (SOC)
  • Battery State of Health (SOH)
  • Battery Status
  • Individual Cell Voltage
  • Battery Temperature
  • Battery Cycles
  • Battery Alarms
  • Battery Event Information

Battery Management System
The battery is also equipped with an internal Battery Management System that can monitor and optimise each Prismatic cell within the battery during normal operation. It will protect the battery pack from over charge, over discharge, over temperature and short circuit. The BMS helps to ensure safe and accurate operation of the battery.

Size and Weight Savings
Lithium v AGM Capacities

  • 100Ah Lithium = 160Ah AGM
  • 125Ah Lithium = 200Ah AGM
  • 200Ah Lithium = 320Ah AGM
  • 300Ah Lithium = 480Ah AGM

(Based on standard depth of discharge for both Lithium (80%) and AGM (50%).

The ePOWER B-TEC battery provides 60% more usable power than its equivalent lead acid cousin and being nearly 50% lighter and 30% smaller makes for a superior alternative.

The ePOWER B-TEC battery is perfect for camper trailers, 4WD’s (AUX battery), caravans, small water craft, low power communication sites or any other application that requires the use of a single deep cycle battery that meets the amp hour capacity.

With over 7 years of researching, designing and testing lithium batteries and the associated charging systems, Enerdrive are at the forefront of lithium battery systems in Australia. Enerdrive are the only Australian company that can supply a fully integrated self-branded energy system to suit your setup.

With over 3000 complete systems in operation Australia wide, Enerdrive is regarded as the leader in the field of lithium batteries and energy systems for Mobile, Marine and Remote applications.

Please Note; The ePOWER B-TEC battery is capable to be paralleled to a second ePOWER B-TEC battery of the same size. For maximum performance and lifespan of your ePOWER B-TEC battery, no more than 2 batteries should be connected together to increase your overall capacity. Overall loads when paralleled should not exceed the current limits of a single batteries BMS.

The G2 200Ah battery is able to accept a maximum inverter capacity of 2000W only. Exceeding the maximum inverter capacity can damage the BMS Management within the battery.

If you are requiring a battery system larger than ePOWER B-TEC battery, please look at the Enerdrive Pro Series Power Pack Systems which can offer multiple parallel and series connections with Active Cell Balancing Protection across the entire pack.

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