Low Voltage Motors
- STEEL EDGE General Purpose Motors
- UNIMOUNT General Purpose Motors
- HOSTILE DUTY General Purpose and Severe Duty Motors
- World Motor HOSTILE DUTY General Purpose and Severe Duty Motors
- CORRO-DUTY Mill & Chem Motors
- World Motor CORRO-DUTY Mill & Chem Motors
- 661 PLUS Petrochemical Motors
- 841 PLUS Petrochemical Motors
- World Motor 841 PLUS Petrochemical Motors
- FIRE PUMP CCP Motors
- HAZARDOUS DUTY Pump Motors
- HOLLOSHAFT Vertical Hollow Shaft Motors
- HOLLOSHAFT CORRO-DUTY Vertical Hollow Shaft Motors
- HOSTILE DUTY Pump Motors
- ODP CCP Motors
- UNIMOUNT Pump Motors
- CORRO-DUTY Explosion Proof Motors
- Explosion Proof Motors
- HAZARDOUS DUTY Explosion Proof Motors
Medium Voltage Motors
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Nidec US Motors Electric Motors and Drives
US Motors by Nidec Motor Corporation delivers a full line of high-efficiency industrial and commercial electric motors designed for reliability and performance. Since 1908, the brand has been known for innovation in challenging applications such as water treatment, mining, HVAC, and pumping systems. Today it offers general-purpose and special-purpose motors from 1/30 to 4,000 horsepower with customization support to meet unique operational requirements.
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STEEL EDGE General Purpose Motors
Three-phase, NEMA Premium efficient; Steel frame with corrosion-resistant paint; TEFC for dusty, damp sites. Warranty: 3 yrs from install / 42 mo from mfg. Regreasable bearings (180-250 frame) aid service.
Shop Configurations
- TEFC Construction
- NEMA Premium Efficiency
- Regreasable Bearings (180-250 Frame)
Applications: Aggregate Handling, Mining And Metals, Pulp And Paper, Wastewater Plants, Cement And Quarry, Harsh-Area Fans, Blowers, And Conveyors
Brochures: U.S. MOTORS® Steel Edge™ Motor Datasheet
UNIMOUNT General Purpose Motors
Three-phase; Energy Efficient (IE2) or NEMA Premium (IE3). Aluminium construction; TEFC. Flexible mounting options with removable feet. Limited warranty 12 mo from install / 18 mo from mfg.
Shop Configurations
- Removeable Feet
- Class F Insulation
- NEMA Design B Performance
Applications: HVAC Fans And Blowers, Light-Duty Conveyors, General Industrial Pumps, Air Compressors, Machine Tools, Packaging Lines
World Motor HOSTILE DUTY General Purpose and Severe Duty Motors
Three-phase, NEMA Premium; cast-iron, TEFC build within the World Motor family for severe duty. 3-yr/42-mo limited warranty; robust bearings and hardware for uptime.
Shop Configurations
- Self Certified Class I Division 2
- Cast-Iron TEFC Frame
- Steel Fan Cover and Conduit Box
Applications: Global Plants With Harsh Conditions, Mining And Aggregate, Pulp And Paper, Wastewater Treatment, Heavy Conveyors
World Motor CORRO-DUTY Mill & Chem Motors
Three-phase, NEMA Premium in a World Motor all cast-iron construction. CORRO-DUTY coatings suit chemical/mill environments. Two-year warranty.
Shop Configurations
- Self Certified Class I Division 2
- IP55 Protection
- Regreaseable Bearings
Applications: Global Chemical Plants, Pulp And Paper, Wastewater Treatment, Marine Or Coastal Facilities, Corrosive-Area Pumps, Fans, And Conveyors
661 PLUS Petrochemical Motors
Three-phase, NEMA Premium for petrochemical service; cast-iron TEFC build for harsh air-cooler applications. Extended limited warranty: 60 mo from install / 66 mo from mfg.
Shop Configurations
- Exceeds IEEE 841-2009
- Inpro/Seal Both Ends
- Drive-End Roller Bearing 210+
Applications: Petrochemical Air-Cooled Heat Exchangers (Fin-Fan), Refinery Air Cooler Fans, Forced-Draft And Induced-Draft Air Coolers, Process Fans
World Motor 841 PLUS Petrochemical Motors
Three-phase, NEMA Premium on a World Motor cast-iron, TEFC platform with IEEE-841 features. Low vibration, robust bearings. 5-year warranty.
Shop Configurations
- Inpro Seal on Both Ends
- Test Report
- Self Certified Class I Division 2
Applications: Global Petrochemical Pumps, Fans And Compressors, Refinery Services Requiring IEEE 841 Features, Critical Process Equipment
FIRE PUMP CCP Motors
Three-phase; ODP or TEFC enclosures. Rolled-steel or cast-iron frames by size. UL 1004-5 / NFPA 20 compliant. Warranty varies: NEMA Premium up to 36/42 mo; base 12/18 mo.
Applications: NFPA 20 Electric Fire Pumps, Building Sprinkler Systems, Fire Booster And Jockey Pumps, Standpipe Systems
HAZARDOUS DUTY Pump Motors
Three-phase; TEFC hazardous-location close-coupled design. Cast-iron frame, inner bearing caps; UL/CSA listed for Div-1 Class I Group D & Class II F&G. JM shaft for seals. Warranty 12/18 mo.
Applications: Class I, Division 1/2 Pumping, Solvent And Fuel Transfer, Loading Racks, Chemical Process Pumps, Refinery And Tank Farm Service
Brochures: Hazardous Location Motors Overview
HOLLOSHAFT Vertical Hollow Shaft Motors
Three-phase; Standard to Premium efficiency. Enclosures: WPI, WPII, TEFC, or hazardous location. High-quality construction with high-thrust bearings and service-friendly 4-zone layout. Warranty 12/18 mo.
Shop Configurations
- Vertical High Thrust Design
- WPI WPII TEFC Options
- Ballomatic Backstop Ratchet
Applications: Deep-Well Turbine Pumps, Municipal Water Supply, Irrigation, Cooling Water Intake, Geothermal And Aquaculture Wells
HOLLOSHAFT CORRO-DUTY Vertical Hollow Shaft Motors
Three-phase; Premium-efficiency options. Cast-iron CORRO-DUTY build with corrosion-resistant hardware; WPI/WPII/TEFC/haz-loc enclosures. High-thrust design aids reliability. Warranty 12/18 mo.
Shop Configurations
- CORRO-DUTY Paint And Hardware
- Multiple Bearing Configurations
- WPI WPII TEFC Options
Applications: Municipal Wastewater And Seawater Intake, Chemical Plant Wells, Coastal And Brackish Water, Corrosion-Prone Deep-Well Turbine Pumps
HOSTILE DUTY Pump Motors
Three-phase TEFC close-coupled pump design in severe-duty construction; JP/JM options. Cast-iron frame tolerates damp, dusty sites. Warranty: 3 yrs from install / 42 mo from mfg.
Shop Configurations
- JP/JM Pump Shafts
- Cast-Iron TEFC Build
- Premium Efficient Three Phase
Applications: Process Water Pumps In Harsh Areas, Slurry Transfer (Non-Explosive Locations), Mining And Aggregate Pumps, Paper Stock Pumps, Cooling Water Circulation
ODP CCP Motors
Three-phase; Energy Efficient or NEMA Premium. Rolled-steel (smaller) or cast-iron (larger) frames. ODP enclosure for clean, dry areas; vertical kits available. Warranty 12/18 mo.
Shop Configurations
- Open Drip Proof Enclosure
- 1.15 Service Factor
- Stocked 1–60 HP
Applications: HVAC Circulating Pumps, Cooling Tower Basin Pumps, Irrigation And Clean-Water Transfer, Booster Pumps In Clean, Dry Rooms
UNIMOUNT Pump Motors
Three-phase TEFC; high efficiency with 1.25 SF. Aluminum or rolled-steel frames (size-dependent). JM/JP shafts for centrifugal pumps; flexible mounting speeds installs. Warranty 12/18 mo.
Shop Configurations
- JM JP Westcoast Shafts
- 1.25 Service Factor
- Oversized Drive-End Bearing
Applications: Close-Coupled JM/JP Centrifugal Pumps, OEM Skids, Booster Systems, Chillers And Heat Exchangers, General Industrial Process Water
CORRO-DUTY Explosion Proof Motors
Three-phase, premium-efficient hazardous-location design; cast-iron TEFC with CORRO-DUTY protection. Single-label explosion-proof construction. Warranty 12/18 mo.
Applications: Class I, Group D And Class II, Groups F/G Areas, Chemical Processing, Wastewater Lift Stations, Marine Or Coastal Hazardous Locations, Corrosive-Area Pumps And Mixers
Brochures: Hazardous Location Motors Overview
Explosion Proof Motors
Three-phase; TEFC explosion-proof construction (Div 1/2 Class I; dual-label adds Class II). Cast-iron parts, regreasable bearings for longevity. Warranty 12/18 mo.
Shop Configurations
- UL And CSA Certified
- TEFC Cast-Iron Construction
- Explosion Containment Design
Applications: Class I, Group D And Select Class II Locations, Solvent Pumps, Mixers And Agitators, Paint Booth Exhaust, Fuel Transfer, Batch Reactors
Brochures: Hazardous Location Motors Overview
HAZARDOUS DUTY Explosion Proof Motors
Three-phase, explosion-proof TEFC with UL/CSA listings for Class I Group D; select dual-label models cover Class II F & G. Cast-iron hardware extends life. Warranty 12/18 mo.
Applications: Severe-Service Hazardous Locations, Refineries And Chemical Plants, Midstream Terminals, Skid Packages, Pumps, Blowers, And Mixers In Classified Areas
Brochures: Hazardous Location Motors Overview
Shop Medium Voltage Motors
TITAN CORRO-DUTY Mill & Chem Motors
Premium efficient three phase design; all cast iron frame, end shields, conduit box and fan cover; TEFC enclosure for harsh, corrosive mill & chemical sites; backed by a two-year limited warranty; built to cut downtime in severe duty.
Shop Configurations
- All Cast-Iron Construction
- Regreasable Bearings 30,000 Hours
- 0.08 IPS Vibration Maximum
Applications: Pulp And Paper Mills, Petrochemical Plants, Chemical Processing Lines, Cooling Towers, Flotation Cells, Rubber Processing, Lumber And Wood Chemicals, Plastics Compounding And Mixing
Nidec US Motors Dimensions & Manuals
Access Nidec US Motors dimension prints and manuals. Use these resources to confirm frame sizes and mounting details, follow proper installation and wiring practices, and reference maintenance guidance when servicing or troubleshooting your equipment.