The Eaton Cutler-Hammer T20P21E37EE is a 37.5 kVA single‑phase power transformer. It specifies primary voltage options of 240 V or 480 V and secondary voltage options of 240 V or 480 V, enabling flexible installation configurations. Model T20P21E37EE corresponds to a 37.5 kVA transformer within Eaton's Cutler-Hammer lineup.
