The Century Industrial Close-Coupled Pump Motor is engineered with 60Hz and runs between 1HP-25HP. Available in JM, JP, and TCZ frames, the Century Industrial Motor is Three Phase with ventilation openings that protect against water damage and a 1.0 service factor. It is built with both an oversized, locked shaft end bearing and ball bearings for long lasting use, with both an external slinger and a 40°C Ambient. The Century Industrial Close-Coupled Motor is Class B or Class F insulated, keeping cool at all times to avoid overheating. It is available with 3600RPM and 1800RPM. Note: this item will be discontinued when stock is depleted.