SP4 General Purpose - Open motor
Baldor-Reliance® SP4 open motors deliver NEMA Super Premium® efficiency, running cooler, longer, and quieter—DOL or inverter duty—now with a 48-month warranty.
The Next Evolution in Electric Motors
Leading the way in energy efficiency yet again, Baldor-Reliance® SP4™ motors give you a path to energy savings that makes a difference to your bottom line. These motors achieve NEMA Super Premium efficiency across-the-line, independently of a drive. DOL or inverter duty, runs cooler, longer and quieter – now with a 48-month warranty.
The idea is simple. Take the best and proven AC induction design and make it better by reducing motor losses by an average of 20% while maintaining the simplicity of today's installed base of AC induction motors.
Technical data
SP4 open motors are designed to operate in relatively clean, indoor environments.
Up to 20Hp
Power range 1/4-20Hp (.18-15kW)Warranty 4-year
as standard for NEMA Super Premium®Efficiency NEMA Super Premium
meeting future DOE regulationsEvery 10°C cooler doubles
insulation life. A cooler motor is a longer lasting motor.Ingress protection IP22
suitable for indoor useExplore the key features and benefits
ABB’s SP4 technology meets the NEMA Super Premium® efficiency level in a standard AC induction motor design operating across the line, independently of a variable speed drive.*