B-TEC ULTRA 12V 120Ah Lithium Battery – IP67 Waterproof | Enerdrive Dometic - EPL-120BT-12V-G3

Regular price $1,899.00 $1,424.25 Sale

Australia's Most Advanced Lithium Battery. Built for the Toughest Adventures.

Get ready to power your adventures like never before. The B-TEC ULTRA 120Ah is part of the latest innovation in the Enerdrive Dometic lithium battery range, engineered for high performance, unbeatable safety, dependability, and rock-solid durability. Whether you're exploring the outback, off-grid camping, or powering up a 4WD, this battery is designed to go the distance with no compromises.

The Enerdrive Dometic B-TEC ULTRA isn't just another battery — it's a serious upgrade for those who take off-grid energy seriously. Built tough, packed with smart tech, and backed by a brand Australians trust. If you're chasing the best lithium battery money can buy, this is it.

Please charge batteries fully before use.


Why You'll Love It

  • IP67 Waterproof & Dustproof – Fully submersible up to 1 metre for 30 minutes and 100% dust-tight, so you can mount it externally on caravans, 4WDs, trailers, or boats with total confidence
  • 150A Continuous Discharge – Runs power-hungry gear like fridges, inverters, air compressors, and winches without missing a beat
  • 6,000+ Charge Cycles @ 80% DOD – Built with premium Grade-A prismatic cells for a battery that easily outlasts the trip, and the one after that
  • IEC62619 Certified for Safety – Certified at both cell and pack level, tested for short circuit, crush, overcharge, and thermal stability, so failure isn't an option in remote conditions
  • Built-In BMS Protection – Guards every cell against overcharge, over-discharge, short-circuit, and thermal events with temperature-controlled charging
  • Built-In Cell Heater – Automatically brings the battery up to safe operating temperature, so cold mornings don't stop your charge
  • Bluetooth App Monitoring – Check voltage, current, SOC, temperature, and cell-level diagnostics in real time via iOS or Android
  • CAN/485 Communication – Integrates with compatible systems for real-time monitoring and control
  • Built-In Display & On/Off Switch – SOC shown in 25% increments at a glance, with an isolator switch for safe storage and a reset button to bring a flat battery back to life in seconds
  • Marine Applications Approved – Tough enough for life on and off the water
  • Battery Tray & Strap Included – Fast, hassle-free installation
  • 5 Year Warranty – Backed by local Aussie support, real help just a call or email away

Specifications – EPL-120BT-12V-G3

Spec Detail
IP Rating IP67
Certification (Cell Level) IEC62619
Max. Continuous Load Current 150A @ 25°C
Peak Discharge Current 500A / 3 sec
Max. Charge Current 100A @ 25°C
Nominal Charge Current 60A
Charge Voltage 14.2 – 14.6V
Standby 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 Charge Cycles @ 80% DOD
Communication Protocol CAN/485
Communication Port M12-6P
Bluetooth App Yes
Relief Valve Yes
Heater Yes
On/Off Switch Yes
SOC Indicator Yes
Terminal Type M8 x1 Pos & x1 Neg (8–10 N·m)
Series/Parallel Up to 4 in Series & 4 in Parallel
Mounting Tray & Straps Included
Dimensions 308 (L) x 168 (W) x 211 (H) mm
Weight 14.0 kg
Warranty 5 Years

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