This listing is for a USED Gaia Power Technologies GPT2‑48V‑11000W PowerTower inverter‑charger system. This unit is designed to convert 48 V DC battery power into 120 V AC output while also providing integrated battery charging functionality. It is commonly applied in industrial power systems, backup power installations, and off‑grid or hybrid energy applications requiring high‑capacity DC‑to‑AC power conversion.

This listing is for a NEW Kohler KCT‑ACTC‑0400S automatic transfer switch. It is designed to automatically transfer electrical load between utility and generator power sources during outages and restoration events. This unit provides 400 amp capacity at 208 volts three‑phase service and supports emergency and standby power applications for commercial and industrial systems requiring reliable automatic switching.

This listing is for a USED Generac Guardian 100 amp automatic transfer switch. It is designed to automatically transfer electrical load from utility power to a backup generator during an outage and safely return power when utility service is restored. This unit supports 120/240V single‑phase service and is prewired with conduit leads, making it suitable for residential and light commercial standby generator systems.