IE3 IE4 Three‑Phase AC Motors | High‑Efficiency Industrial Motors High‑efficiency IE3/IE4 three‑phase AC motors engineered for industrial reliability. Premium copper windings, SKF bearings, IP55/IP65 protection, and 20–40% energy savings across pumps, HVAC, mining, and OEM systems. 2026-07-24 Electric Motors 0 TITECHO