Reliable 12V Lithium Energy Storage with IP67 Protection for Marine and Off-Grid Applications

The Enerdrive B-TEC ULTRA 100Ah Gen3 Lithium Battery is a 12V LiFePO₄ energy storage solution engineered for demanding marine, recreational vehicle and off-grid power systems. Built with an IP67-rated enclosure and IEC62619-certified cells, it combines advanced battery protection, integrated heating, Bluetooth monitoring, CAN/RS485 communication and a serviceable design with an on/off isolation switch. The battery supports both series and parallel installation, delivering long service life and dependable performance in harsh operating environments.

Key Features

  • IP67-rated enclosure: Dust-tight and water-resistant construction provides reliable operation in harsh marine and outdoor environments.
  • IEC62619-certified LiFePO₄ cells: Built using internationally certified lithium iron phosphate cells for enhanced safety and reliability.
  • Integrated Bluetooth monitoring: Monitor battery status, state of charge and operating information using the compatible Bluetooth mobile app.
  • Built-in battery heater: Supports charging in low-temperature conditions by helping maintain suitable battery temperature.
  • CAN and RS485 communication: Enables integration with compatible energy management and monitoring systems.
  • Serviceable lid with isolation switch: Features a removable lid and integrated on/off switch for safe battery isolation during servicing.
  • LED state-of-charge display: Front-mounted indicators provide a quick visual reference of battery capacity.
  • Pressure relief valve: Assists with internal pressure equalisation while maintaining enclosure protection.
  • Expandable battery bank: Supports configurations of up to four batteries in series and four in parallel for increased system capacity.
  • Long cycle life: Rated for up to 6,000 charge cycles at 80% depth of discharge under specified operating conditions.
  • Mounting hardware included: Supplied with a mounting tray and straps for secure installation.

The B-TEC ULTRA Gen3 combines advanced battery management, environmental protection and communication capabilities into a compact lithium battery suitable for marine, caravan, recreational vehicle and off-grid energy systems requiring dependable long-term performance.

Battery Chemistry Lithium Iron Phosphate (LiFePO₄)
Nominal Voltage 12V (12.8V nominal)
Nominal Capacity 100Ah
IP Rating IP67
Cell Certification IEC62619
Maximum Load Current 150A @ 25°C
Peak Discharge Current 500A for 3 seconds
Maximum Charge Current 100A @ 25°C
Nominal Charge Current 50A
Charge Voltage 14.2–14.6V
Float Voltage 13.5–13.6V
Charge Temperature -20°C to 60°C
Discharge Temperature -20°C to 60°C
Low Cell Voltage Disconnect ≤2.80V
High Cell Voltage Disconnect ≥3.75V
Cycle Life 6,000 cycles @ 80% DoD
Communication Protocol CAN / RS485
Communication Port M12 6-pin
Bluetooth Monitoring Yes
Integrated Heater Yes
On/Off Isolation Switch Yes
State of Charge Indicator LED Display
Pressure Relief Valve Yes
Terminal Type M8 Positive x1 / Negative x1 (8–10 Nm)
Series / Parallel Configuration Up to 4 in Series and 4 in Parallel
Mounting Tray and Straps Included
Dimensions (L × W × H) 308 × 211 × 168 mm
Weight 12.0 kg
Warranty 5 Years
SKU ENE.EPL-100BT-12V-G3
Model # EPL-100BT-12V-G3
Brand Enerdrive
Shipping Weight 13.0000kg
Shipping Width 0.318m
Shipping Height 0.232m
Shipping Length 0.165m
Shipping Cubic 0.012173000m3

Purchase with confidence knowing your product is covered by the Enerdrive 5 Year Manufacturer Warranty.

Enerdrive 5 Year Warranty

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