EM2E-8103020A is the OEM electric compressor assembly (model FD28HA, 307.2V) for BYD E2, also compatible with BYD Dolphin (ATTO 3). Built with high‑strength aluminum alloy housing, it’s lightweight, pressure‑resistant and corrosion‑proof for long‑term reliability. Designed to original factory specs with exact electrical connectors and mounting points, it supports direct plug‑and‑play installation without modification. As the core of EV AC system, it efficiently compresses refrigerant to cool cabin, delivering stable cooling performance and low energy consumption. Each unit undergoes strict pressure, leakage and electrical tests. Ideal replacement for faulty or worn compressors.