INGCO 42V Max Industrial 2.5 Ah Lithium-Ion Battery Pack (FBLI42251)

The INGCO FBLI42251 is an industrial-class, heavy-duty battery pack designed to provide extended runtimes and elite power delivery for the high-demand INGCO 42V Max cordless tool ecosystem. Engineering an extra layer of stamina over standard packs, this 2.5 Ah lithium-ion fuel cell is optimized specifically for sustained high-load applications—such as continuous timber ripping with the 185 mm circular saw, structural metal polishing, or prolonged masonry drilling—ensuring your tools run at peak performance without power degradation as the charge depletes.

The defining feature of the FBLI42251 is its heavy-duty energy density paired with intelligent electronic cell management. Packed with premium high-discharge cells, it delivers up to 25% more runtime per charge cycle than its 2.0 Ah counterpart. The battery features an internal microprocessor that monitors cell temperatures, balances voltage levels, and guards against over-discharging to greatly increase the overall cycle life of the pack. Enclosed in an impact-resistant, shock-absorbing structural polymer frame with built-in heat dissipation channels, it is built to survive the harshest job site environments.

Technical Specifications

• Model Number: FBLI42251

• Classification: Industrial Grade Heavy-Duty Battery Pack (Extended Capacity)

• Chemistry: Advanced Lithium-Ion (Li-Ion)

• System Voltage: 42V Max

• Battery Capacity: 2.5 Ah (Ampere-Hours)

• Total Energy Capacity: 105 Wh (Watt-Hours)

• Performance Output: High-current delivery architecture optimized to sustain high RPM and torque under heavy operational loads

• Charge Status Display: Integrated 3-stage LED battery capacity indicator / fuel gauge

• Ecosystem Compatibility: Fully compatible with all current and future tools across the INGCO 42V Max cordless power tool platform (e.g., CSLI4218511, APLI42181, CIWLI42602)

• Charger Compatibility: Pairs seamlessly with the INGCO FCLI42021 Intelligent Smart Fast Charger

• Electronic Safeguards: Multi-point onboard protection management network containing:

• Individual cell voltage monitoring and balancing

• Over-charge and deep discharge safety cuts

• Over-current surge and short-circuit isolation

• Smart thermal overload shutdown protection

• Housing Construction: High-impact, fire-retardant ABS composite casing with reinforced internal cell cradles and a secure slider locking latch

• Unit Weight: Approximately 0.78 kg