Reliance Electric SP500 1SU41002 is a 2 HP AC drive rated for 460 VAC input, delivered in a NEMA 1 enclosure (chassis) for indoor installation, and it is a model within the SP500 family of drive systems. The 1SU41002 designation identifies a SP500 unit designed for 460 V service, providing motor speed and torque control by varying the drive’s output frequency to the connected equipment. This legacy Reliance SP500 drive is widely listed by distributors as 1SU41002 with 460 V operation, confirming its compact, panel-friendly form factor suitable for indoor control cabinets.
