variable-frequency drive control panelsVariable-frequency drive (VFD) control panels, the Endura™ line, has been introduced. The Endura PB (Pressure Booster) Control Panel is designed for commercial pressure booster applications using one-to-four VFDs, includes the VFDC-4000 controller and one VFD for each pump. The Endura IR (Irrigation) Control Panel is designed for irrigation-pump applications up to 500 hp, is equipped with a VFD, NEMA 3R enclosure with circuit breaker, VFDC-1300 controller, and a pressure transmitter. Both panels are produced in SJE’s UL-certified panel shop and can be customized to suit specific application requirements.


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