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25HP MARATHON 3600RPM 256TC 230/460V DP 3PH MOTOR U439

Catalog Number:  U439
Model Number:  256TTDX4315
Description:  25HP,3600RPM,256TC,230/460V,DP,3PH,60/50HZ
Ship Weight:  185 lbs.

This Marathon motor is a Build To Order product and factory lead times are approximately 3-8 weeks after receipt of order. For exact lead times or other interchangeable products please contact our sales team for particulars.

This Marathon Motor Can Only Ship Ground Freight
For expedited needs please contact our sales team.

APPLICATIONS: General purpose with continuous duty rating. Standard operating characteristics and mechanical construction for use under usual service conditions without restriction to a particular application or type. Not for outdoor use.


  • C-Face with base
  • Dripproof
  • 1 5/8" output shaft diameter
  • 1.15 service factor
  • Ball bearings, mechanically locked on shaft end
  • Rated 60/50 hertz, 190/380 or 380 volt at next lower horsepower
  • 12 Leads for WYE-DELTA, Part Winding on low voltage, or across-the-line starting
  • Will become build-up item when current stock is gone
  • UL Recognized and CSA Certified
  • Footnotes: YD,D,68

This product must be installed and serviced by a qualified technician, electrician, or electrical maintenance person familiar with its operation and the hazards involved. Proper installation, which includes electrical connections, fusing or other current protection, and grounding, can reduce the chance of electrical shocks, and fires, in this product or products used with this product, such as electric motors, switches, coils, solenoids, and relays. Do not use this product in an explosion-proof application.

Phase 3 Insulation Class B
Enclosure DP Ambient 40
Mounting C-Face Rigid NEMA Design B
Orientation HORIZONTAL Starting Type PWS(LV ONLY) & YDRUN
Assembly F1 (F2 Modification Available) KVA Code G
Drive End Bearing BALL IP Code 12
Opposite End Bearing BALL    
Drive End Bearing Size 6309    
Opposite End Bearing Size 6208    
Weight 185 LB    
UL Recognized Construction
Thermal Protection  


25HP MARATHON 3600RPM 256TC 230/460V DP 3PH MOTOR U439
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Manufacturer Part Number: U439
Stock # U439
Price: $1,196.00
Compare At: $1,928.00

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