Rolls VB12-135LFP-RV: High-Capacity Smart Power for the Modern Explorer

When you’re off the beaten path, your power system is your lifeline. Rolls Battery Engineering has been the trusted name in deep-cycle power for decades, known for legendary Canadian engineering and extreme reliability. The VB12-135LFP-RV takes that heritage and packs it into a high-density, 135Ah lithium solution designed specifically for those who need more energy without the extra bulk.

This is a premium, smart energy hub for high-end RV builds, marine vessels, and professional off-grid setups.

Why the Rolls 135Ah Lithium is a Game-Changer

• Massive Capacity, Compact Build: Delivering a substantial 1.73 kWh of usable energy, this battery provides significantly more power than standard 100Ah units while remaining lightweight and easy to install.

• Legendary Lifespan: Built to outlast your vehicle or vessel, this battery offers an incredible cycle life of over 6,000 cycles at 80% Depth of Discharge.

• True Four-Season Performance: Don't let the weather stop you. With integrated heating, this battery can safely charge and operate even when outside temperatures drop to -20°C (-4°F).

• Smart Monitoring at Your Fingertips: Check your exact state of charge, health, and temperature instantly via the dedicated Bluetooth app for iOS and Android.

• Seamless Integration: Housed in a standard-size ABS container with integrated top-mount handles, it’s designed for easy "drop-in" replacement of traditional heavy batteries.

• Ultimate Safety: A professional-grade, integrated hardware BMS provides independent protection against short circuits, over-voltage, and temperature extremes, ensuring your system—and your safety—is never compromised.

Technical Specifications

• Nominal Capacity: 135 Ah

• Total Energy: 1.73 kWh

• Nominal Voltage: 12.8 V

• Weight: 14.5 kg (33.1 lbs) — incredible energy-to-weight ratio

• Dimensions: 355mm x 176mm x 190mm

• Terminal Type: Auto Post

• Max Continuous Discharge: 100 A

• Scalability: Connect up to 4 units in series (48V) or 4 in parallel for massive power banks.

Engineered for Peace of Mind

With Rolls, you aren't just buying a battery; you're buying decades of specialized Battery Engineering expertise. From the high-grade prismatic cells to the rugged, IP65-rated dust and water-resistant case, every component is selected for maximum lifespan in the toughest environments. Whether you are crossing continents or living off the grid, trust the heritage of Rolls to keep you powered.