TECO Vertical Solid Shaft TEFC Motors (MAX-VSP™)

This TECO-Westinghouse document provides detailed specifications and features of the MAX-VSP™ NEMA Premium Vertical Solid Shaft TEFC motors. Designed for deep well turbine pumps, irrigation, and water/wastewater applications, these motors deliver reliability, efficiency, and high thrust performance.

Key Points


  • Output range: 15–800 HP with 1800 & 1200 RPM speed options.
  • Inverter duty per NEMA MG-1 Part 31, suitable for VFD use with shaft current precautions.
  • Includes space heaters, drip/splash covers, and oversized, rotatable conduit box.
  • Thrust and guide bearings designed for long service life with grease or oil lubrication.
  • Totally Enclosed Fan Cooled (TEFC) IP55 enclosure with cast iron frame and end brackets.
  • CSA Certified for Class I, Div. 2, Groups B, C, D with Temp Code T3 minimum.
  • Available in 230/460V (150 HP and larger at 460V only); partial winding and Wye/Delta start compatible.
  • Rugged construction with stainless steel nameplate, rodent screens, and corrosion-resistant paint system.