€1,782.86
The Varta 100AH LILON LL100LT offers premium Lithium Iron Phosphate (LiFePO4) technology engineered for unmatched cyclic durability, rapid charge acceptance, and dependable deep-cycle performance under extreme conditions. Built to handle heavy auxiliary power draw and intensive cyclic demands with zero maintenance and significant weight savings.
The Varta BATT.VARTA 100AH LILON LL100LT (SKU: BATVAR850100001) represents the pinnacle of modern energy storage, utilizing premium Lithium Iron Phosphate (LiFePO4) chemistry to deliver unmatched reliability, safety, and longevity. Engineered for demanding deep-cycle and leisure power delivery, this 100Ah power source provides a flat discharge curve, ensuring constant voltage throughout the operational cycle. Unlike traditional flooded or AGM lead-acid alternatives, this lithium unit utilizes up to 100% of its rated capacity without suffering from terminal sulfation or premature cell degradation, delivering up to 4,000 cycles at 80% depth of discharge (DoD).
Thermal stability and internal safety are governed by an advanced integrated Battery Management System (BMS). The BMS continuously monitors individual cell voltages, pack temperature, over-current thresholds, and low-voltage cutoff limits to prevent over-discharging and catastrophic thermal runaway. This advanced architecture ensures seamless operation across severe temperature differentials, actively regulating cell balancing during high-output alternator charging or high-amperage solar input, guaranteeing prolonged cell health and maximum service life.
Vibration resistance is engineered directly into the structural cell architecture. The prismatic or cylindrical cell containment is anchored within an impact-resistant, reinforced ABS casing designed to withstand continuous shock, washboard tracks, and severe marine wake vibration. This robust internal design eliminates the mechanical grid breakdown, short circuits, and active material shedding typical of lead-plate configurations, offering exceptional resilience for demanding off-grid expeditions, commercial fleet support, and recreational applications.
Weighing up to 60% less than a conventional lead-acid battery with comparable usable capacity, the Varta LL100LT fundamentally enhances vehicle fuel economy, payload distribution, and handling dynamics. High charge-acceptance capability permits rapid replenishment via smart alternators or lithium-compatible chargers, reducing engine idling requirements and shore-power plug-in intervals while delivering immediate, ripple-free energy to high-draw consumer electronics, inverter loads, and dual-battery setups.
| Specification Attribute | Technical Data |
|---|---|
| Voltage (Nominal) | 12.8V (12V System Compatible) |
| Capacity (Ah) | 100 Ah (1280 Wh) |
| Pulse Cranking / Discharge Amps | Up to 800 A (Peak Burst BMS Limited) |
| Technology | Lithium Iron Phosphate (LiFePO4) w/ BMS |
| Box / DIN Size | Standard DIN L5 / Group 31 Equivalent |
| Dimensions (L x W x H) | 278 mm x 175 mm x 190 mm |
| Terminal Layout | Standard Automotive Post (Right Positive / Layout 0) |
| Hold-down Type | B13 Base Ledge Mounting |
| Operating Temperature Range | Discharge: -20°C to +60°C | Charge: 0°C to +45°C |
| Cycle Life | > 3,500 Cycles @ 80% DoD |
The Varta 100AH LILON LL100LT is primarily designed as an auxiliary, dual-battery, leisure, or energy-storage power unit for modern campervans, overlanding rigs, marine craft, utility vehicles, and high-end automotive builds with sophisticated onboard electronics. While traditional starter batteries are built exclusively for brief starter-motor bursts, modern electronic vehicle architectures demand sustained, ripple-free cyclic power to run communications, inverters, refrigeration, and advanced telemetry without dropping system bus voltage.
In vehicles equipped with smart regenerative braking systems or intelligent alternators, drop-in integration requires a dedicated DC-DC charger profile tailored to LiFePO4 chemistry. This prevents high alternator voltages from tripping the BMS safety circuits while protecting European and global Euro 6/7 smart charging systems from sustained high-current overload. For secondary auxiliary systems in commercial vans and luxury expeditions, this Varta unit delivers smooth power isolation from the engine starting battery.
When used in specialized high-end automotive applications requiring lightweight starting power, ensure the vehicle cold-cranking demand does not exceed the continuous or pulse current limits set by the internal BMS. The Varta LL100LT seamlessly powers high-draw auxiliary components, off-road lighting rigs, winching control electronics, and audio amplification arrays without experiencing the voltage sag characteristic of traditional lead-acid technologies.
Proper mechanical and electrical installation is critical to achieving the full lifespan of the Varta LL100LT. Ensure the mounting tray matches the B13 base hold-down footprint and that the battery is securely fastened to avoid physical movement under rough terrain. Always inspect terminal lugs for corrosion before attachment. Clean the lead posts, apply a micro-thin layer of dielectric terminal grease to protect against atmospheric moisture, and torque the terminal clamps to the manufacturer-specified tension (typically 5 to 7 Nm) to prevent high-resistance contact points.
Charging profiles must be set strictly for Lithium Iron Phosphate (LiFePO4) algorithms (absorption voltage between 14.2V and 14.6V; float voltage around 13.5V to 13.6V). Do not use desulfation or pulse-conditioning modes designed for lead-acid batteries, as high-voltage pulse spikes can trigger the internal BMS protective cutoff. For winter storage, disconnect all parasitic parasitic loads via a master disconnect switch. Store the battery at approximately 50% to 70% state of charge in a dry environment between 0°C and 25°C. Never attempt to fast-charge the unit at ambient temperatures below freezing (0°C) unless supported by internal or external thermal pre-heating.
While the Varta LL100LT delivers exceptional pulse discharge capability, it is primarily engineered as an ultra-high-end deep cycle and auxiliary service battery. Direct engine starting use depends on the vehicle peak cranking draw versus the internal BMS discharge limits. In most automotive applications, it is ideal as a secondary leisure/auxiliary battery paired with a DC-DC charger.
Yes. A multi-stage charger with a dedicated LiFePO4 profile is required to safely reach 100% state of charge and maintain proper cell balance. Standard lead-acid chargers with desulfation modes can damage the BMS or deliver unsuitable voltages.
The integrated Battery Management System protects against over-voltage, under-voltage (deep discharge), over-current, short-circuits, and high/low temperature conditions, automatically balancing individual internal cells to maximize cyclic longevity.
Under deep-cycle operation, an AGM battery typically offers 400 to 700 cycles at 50% DoD. The Varta LL100LT LiFePO4 battery offers 3,500 to 5,000 cycles even under deep 80% to 100% discharges, delivering up to 5 to 10 times longer service life.
Because LiFePO4 cells are solid-state sealed and contain no liquid electrolyte that can leak or spill, the battery can be mounted upright or on its side. Inverted (upside down) mounting is not recommended to ensure proper mechanical terminal stability.
| Weight | 6967131678 kg |
|---|---|
| Dimensions | 27.8 × 17.5 × 19 cm |
Verified technical specifications, vehicle compatibility, and maintenance answers.
While the Varta LL100LT delivers exceptional pulse discharge capability, it is primarily engineered as an ultra-high-end deep cycle and auxiliary service battery. Direct engine starting use depends on the vehicle peak cranking draw versus the internal BMS discharge limits. In most automotive applications, it is ideal as a secondary leisure/auxiliary battery paired with a DC-DC charger.
