The FOXESS EPS BOX Pro‑HC is a compact and reliable emergency power supply solution designed for use with FOXESS H3 Pro and P3 Pro series inverters (ranging from 15 to 30 kW). It ensures an immediate switch to backup power during grid outages, stabilizes voltage, and protects critical loads. The unit features easy installation, high efficiency, and seamless integration with PV and energy management systems, making it an ideal choice for homes and small commercial installations.