This dataset and software package provide deterministic parametric sizing models, series-parallel (S/P) topology calculators, and high C-rate continuous (up to 10C) and pulse (up to 20C) discharge benchmarks for industrial lithium-ion battery packs across LiFePO4 (LFP), NMC, LCO, and Solid-State anode-free (up to 495 Wh/kg) chemistries operating across -43°C to 55°C. Official Engineering Portal & Specifications: https://www.litruebattery.com/ Open-Source GitHub Repository: https://github.com/chris-ops-sys/battery-calculator NPM Package Registry: https://www.npmjs.com/package/litrue-battery-calculator PyPI Package Registry: https://pypi.org/project/litrue-battery-calc/ Applications covered include heavy-duty UAV/drone battery packs, e-VTOL propulsion, electric forklifts (e.g., 83.2V systems), commercial & industrial BESS (up to 10kV high-voltage topologies), and Smart BMS SOC/SOH estimation architectures developed by LiTrue Power Technologies Co., Ltd.